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Rumsey Gardens | plant list

2922 plants listed

Abelia chinensis R. Br.

Abelia floribunda

Abelia × grandiflora

Abelia × grandiflora 'Francis Mason' (v)

Abelia × grandiflora 'Hopleys' (PBR) (v)

Abutilon 'Kentish Belle'

Abutilon megapotamicum

Acacia dealbata

Acaena buchananii

Acaena microphylla

Acaena microphylla 'Kupferteppich'

Acaena saccaticupula 'Blue Haze'

Acanthus mollis

Acanthus mollis Latifolius Group

Acanthus spinosus L.

Achillea ageratifolia

Achillea ageratum

Achillea [Anthea] = 'Anblo' (PBR)

Achillea 'ApfelblĂŒte' (Galaxy Series)

Achillea clavennae

Achillea clypeolata Sibth. & Sm.

Achillea filipendulina 'Cloth of Gold'

Achillea filipendulina 'Gold Plate'

Achillea × huteri

Achillea × kolbiana

Achillea × lewisii 'King Edward'

Achillea millefolium

Achillea millefolium 'Cerise Queen'

Achillea millefolium 'Lilac Beauty'

Achillea millefolium 'Red Beauty'

Achillea millefolium 'Red Velvet'

Achillea 'Moonshine'

Achillea 'Paprika' (Galaxy Series)

Achillea 'Pretty Belinda'

Achillea ptarmica

Achillea ptarmica (The Pearl Group) 'The Pearl' (clonal) (d)

Achillea Summer Pastels Group

Achillea 'Terracotta'

Achillea 'Walther Funcke'

Achillea 'Wilczekii'

Acis autumnalis

Aconitum 'Bressingham Spire'

Aconitum × cammarum 'Bicolor'

Aconitum × cammarum 'Eleanora'

Aconitum carmichaelii

Aconitum carmichaelii (Wilsonii Group) 'Barker's Variety'

Aconitum lycoctonum subsp. lycoctonum

Aconitum napellus

Aconitum napellus subsp. napellus

Aconitum 'Newry Blue'

Aconitum 'Spark's Variety'

Acorus calamus 'Argenteostriatus' (v)

Acorus gramineus 'Hakuro-nishiki' (v)

Acorus gramineus 'Ogon' (v)

Acorus gramineus 'Variegatus' (v)

Actaea podocarpa

Actaea simplex Atropurpurea Group

Actaea simplex (Atropurpurea Group) 'Black Negligee'

Actaea simplex (Atropurpurea Group) 'Brunette'

Actinidia kolomikta

Actinidia pilosula (Finet & Gagnep.) Stapf ex Hand.-Mazz.

Adenophora polyantha

Adiantum aleuticum 'Imbricatum'

Adiantum aleuticum 'Miss Sharples'

Adiantum hispidulum 'Bronze Venus'

Adiantum venustum

Aethionema grandiflorum

Aethionema iberideum

Aethionema 'Warley Rose'

Agapanthus africanus 'Albus' misapplied

Agapanthus 'Finnline' (v)

Agapanthus Headbourne hybrids

Agapanthus inapertus 'Midnight Cascade'

Agapanthus inapertus subsp. pendulus 'Graskop'

Agapanthus 'Lilliput'

Agapanthus 'Peter Pan' ambig.

Agapanthus 'Silver Baby'

Agapanthus 'Sky'

Agapanthus 'Tinkerbell' (v)

Agastache aurantiaca 'Apricot Sprite'

Agastache foeniculum (Pursh) Kuntze

Agastache mexicana 'Sangria'

Agastache rugosa

Agastache rugosa 'Golden Jubilee'

Ageratina altissima 'Chocolate'

Ageratina ligustrina

Ajuga pyramidalis 'Metallica Crispa'

Ajuga reptans f. albiflora 'Alba'

Ajuga reptans 'Atropurpurea'

Ajuga reptans 'Burgundy Glow' (v)

Ajuga reptans 'Catlin's Giant'

Ajuga reptans 'Multicolor' (v)

Ajuga reptans 'Purple Torch'

Ajuga reptans 'Valfredda'

Ajuga reptans 'Variegata' (v)

Akebia quinata

Akebia quinata cream-flowered

Alcea rosea Chater's Double Group (d)

Alcea rosea Chater's Double Group yellow-flowered (d)

Alcea rosea 'Nigra'

Alcea rosea Summer Carnival Group

Alchemilla alpina L.

Alchemilla conjuncta

Alchemilla mollis

Alchemilla xanthochlora

Allium cernuum

Allium fistulosum

Allium fistulosum 'Red Welsh'

Allium giganteum

Allium hollandicum 'Purple Sensation'

Allium moly

Allium neapolitanum

Allium oreophilum

Allium sativum

Allium senescens

Allium sphaerocephalon

Allium thunbergii 'Ozawa'

Allium tuberosum

Aloe juvenna

Aloe peglerae

Alopecurus pratensis 'Aureovariegatus' (v)

Aloysia citrodora

Alstroemeria aurea

Alstroemeria Doctor Salter's hybrids

Alstroemeria ligtu hybrids

Alstroemeria psittacina

Alstroemeria psittacina 'Royal Star' (v)

Althaea officinalis

Alyogyne huegelii

Alyssum montanum

Amaranthus tricolor

Amsonia tabernaemontana

Anacyclus pyrethrum var. depressus 'Garden Gnome'

Anaphalis margaritacea

Anchusa azurea 'Dropmore'

Anchusa azurea 'Feltham Pride'

Anchusa azurea 'Little John'

Anchusa azurea 'Loddon Royalist'

Andromeda polifolia 'Compacta'

Androsace geraniifolia

Androsace lanuginosa

Androsace sarmentosa Wall.

Androsace sarmentosa 'Sherriffii'

Androsace sempervivoides

Androsace studiosorum 'Chumbyi'

Anemanthele lessoniana

Anemone altaica

Anemone baldensis

Anemone blanda blue-flowered

Anemone blanda 'White Splendour'

Anemone hupehensis var. japonica

Anemone hupehensis var. japonica 'Pamina'

Anemone hupehensis var. japonica 'Prinz Heinrich'

Anemone hupehensis var. japonica 'Splendens'

Anemone × hybrida 'Honorine Jobert'

Anemone × hybrida 'Königin Charlotte'

Anemone × hybrida 'Montrose'

Anemone × hybrida 'Whirlwind'

Anemone × lesseri

Anemone multifida Poir.

Anemone nemorosa

Anemone obtusiloba

Anemone sylvestris

Anemone tomentosa

Anemone trifolia L.

Anemonopsis macrophylla

Anethum graveolens

Angelica archangelica

Angelica gigas

Anisodontea capensis

Antennaria dioica

Antennaria microphylla

Antennaria parvifolia

Antennaria rosea

Anthemis carpatica 'Karpatenschnee'

Anthemis punctata subsp. cupaniana

Anthemis sancti-johannis

Anthemis tinctoria

Anthemis tinctoria 'E.C. Buxton'

Anthemis tinctoria 'Kelwayi'

Anthemis tinctoria 'Sauce Hollandaise'

Anthriscus cerefolium

Antirrhinum molle pink-flowered

Apium graveolens

Apium graveolens (Secalinum Group) 'Par-cel'

Aquilegia alpina

Aquilegia bertolonii

Aquilegia canadensis

Aquilegia chrysantha

Aquilegia coerulea

Aquilegia flabellata 'Cameo Blue and White' (Cameo Series)

Aquilegia flabellata 'Cameo Rose and White' (Cameo Series)

Aquilegia flabellata var. pumila f. alba

Aquilegia 'Hensol Harebell'

Aquilegia 'Lime Sorbet'

Aquilegia McKana Group

Aquilegia Music Series

Aquilegia vulgaris var. stellata 'Nora Barlow' (Barlow Series) (d)

Aquilegia vulgaris Vervaeneana Group (v)

Arabis alpina subsp. caucasica 'Douler Angevine' (v)

Arabis alpina subsp. caucasica 'Flore Pleno' (d)

Arabis alpina subsp. caucasica 'Rosea'

Arabis alpina subsp. caucasica 'Schneehaube'

Arabis alpina subsp. caucasica 'Variegata' (v)

Arabis androsacea

Arabis × arendsii 'Compinkie'

Arabis blepharophylla 'FrĂŒhlingszauber'

Arabis ferdinandi-coburgi 'Old Gold'

Arabis procurrens 'Variegata' (v)

Aralia racemosa

Arctium lappa

Arctostaphylos uva-ursi 'Vancouver Jade'

Arctotis × hybrida hort. 'Flame'

Arenaria balearica

Arenaria montana

Arenaria purpurascens

Argyrocytisus battandieri

Arisarum proboscideum

Armeria alliacea f. leucantha

Armeria juniperifolia

Armeria juniperifolia 'Alba'

Armeria juniperifolia 'Bevan's Variety'

Armeria maritima 'Nifty Thrifty' (v)

Armeria maritima 'Rubrifolia'

Armeria pseudarmeria 'Ballerina Red' (Ballerina Series)

Armeria welwitschii

Armoracia rusticana

Armoracia rusticana 'Variegata' (v)

Arnica angustifolia subsp. alpina

Arnica montana

Aronia arbutifolia 'Erecta'

Artemisia abrotanum

Artemisia absinthium

Artemisia alba

Artemisia caucasica

Artemisia chamaemelifolia

Artemisia dracunculus

Artemisia lactiflora

Artemisia lactiflora Guizhou Group

Artemisia ludoviciana

Artemisia ludoviciana 'Valerie Finnis'

Artemisia pontica

Artemisia 'Powis Castle'

Artemisia schmidtiana

Artemisia schmidtiana 'Nana'

Artemisia stelleriana

Artemisia stelleriana 'Boughton Silver'

Arum italicum subsp. italicum 'Marmoratum'

Aruncus dioicus (m)

Aruncus dioicus 'Kneiffii'

Asarina procumbens

Asarum caudatum

Asperula tinctoria

Asphodeline lutea

Asphodelus albus

Asplenium scolopendrium

Asplenium scolopendrium 'Angustatum'

Asplenium scolopendrium Crispum Group

Asplenium scolopendrium Cristatum Group

Asplenium scolopendrium Undulatum Group

Asplenium trichomanes Cristatum Group

Asplenium trichomanes Incisum Group

Aster alpinus

Aster alpinus 'Dunkle Schöne'

Aster alpinus 'Happy End'

Aster alpinus 'Trimix'

Aster alpinus 'White Beauty'

Aster amellus 'King George'

Aster amellus 'Veilchenkönigin'

Aster divaricatus

Aster × frikartii 'Mönch'

Aster lateriflorus var. horizontalis

Aster lateriflorus 'Prince'

Aster 'Little Carlow' (cordifolius hybrid)

Aster novae-angliae 'Andenken an Alma Pötschke'

Aster novae-angliae 'Barr's Blue'

Aster novae-angliae 'Barr's Violet'

Aster novae-angliae 'Harrington's Pink'

Aster novae-angliae 'Herbstschnee'

Aster novae-angliae 'Pink Parfait'

Aster novae-angliae 'Pink Victor'

Aster novae-angliae 'Purple Dome'

Aster novae-angliae 'Rubinschatz'

Aster novi-belgii 'Alice Haslam'

Aster novi-belgii 'Audrey'

Aster novi-belgii 'Bahamas' (Island Series)

Aster novi-belgii 'Blue Bouquet'

Aster novi-belgii 'Chatterbox'

Aster novi-belgii 'Crimson Brocade'

Aster novi-belgii 'Daniela'

Aster novi-belgii 'Dolly'

Aster novi-belgii 'Eva'

Aster novi-belgii 'Fellowship'

Aster novi-belgii 'Heinz Richard'

Aster novi-belgii 'Helen Ballard'

Aster novi-belgii 'Jean'

Aster novi-belgii 'Jeanette'

Aster novi-belgii 'Jenny'

Aster novi-belgii 'Kassel'

Aster novi-belgii 'Lady Frances'

Aster novi-belgii 'Lady in Blue'

Aster novi-belgii 'Little Boy Blue'

Aster novi-belgii 'Little Pink Beauty'

Aster novi-belgii 'Little Pink Lady'

Aster novi-belgii 'Little Pink Pyramid'

Aster novi-belgii 'Madge Cato'

Aster novi-belgii 'Marie Ann Neil'

Aster novi-belgii 'Marie Ballard'

Aster novi-belgii 'Mauve Magic'

Aster novi-belgii 'Peter Chiswell'

Aster novi-belgii 'Pride of Colwall'

Aster novi-belgii 'Professor Anton Kippenberg'

Aster novi-belgii 'Red Sunset'

Aster novi-belgii 'Remembrance'

Aster novi-belgii 'Samoa' (Island Series)

Aster novi-belgii 'Schneekissen'

Aster novi-belgii 'Snowsprite'

Aster novi-belgii 'Timsbury'

Aster pilosus var. pringlei 'Monte Cassino'

Aster [Tonga] = 'Dasfour'

Aster tongolensis 'Dunkleviolette'

Astilbe 'Amerika' (× arendsii)

Astilbe 'Atrorosea' (simplicifolia hybrid)

Astilbe 'Beauty of Ernst' (× arendsii)

Astilbe 'Bonn' (japonica hybrid)

Astilbe chinensis var. pumila

Astilbe chinensis var. taquetii

Astilbe chinensis var. taquetii 'Superba'

Astilbe × crispa 'Perkeo'

Astilbe 'Deutschland' (japonica hybrid)

Astilbe 'Etna' (japonica hybrid)

Astilbe 'Fanal' (× arendsii)

Astilbe 'Glut' (× arendsii)

Astilbe 'Irrlicht' (× arendsii)

Astilbe 'Lollipop'

Astilbe 'Peter Barrow' (glaberrima hybrid)

Astilbe 'Professor van der Wielen' (thunbergii hybrid)

Astilbe 'Sprite' (simplicifolia hybrid)

Astilbe 'Willie Buchanan' (simplicifolia hybrid)

Astrantia 'Buckland'

Astrantia 'Hadspen Blood'

Astrantia major

Astrantia major 'Abbey Road' (PBR)

Astrantia major 'Claret'

Astrantia major subsp. involucrata 'Shaggy'

Astrantia major 'Lars'

Astrantia major 'Rubra'

Astrantia major 'Ruby Wedding'

Astrantia major 'Star of Beauty' (PBR)

Astrantia major 'Sunningdale Variegated' (v)

Astrantia major 'Venice' (PBR)

Astrantia maxima

Astrantia 'Moulin Rouge' (PBR)

Astrantia 'Roma' (PBR)

Astrophytum myriostigma

Athyrium filix-femina

Athyrium filix-femina 'Corymbiferum'

Athyrium filix-femina 'Crispum Grandiceps Kaye'

Athyrium filix-femina 'Fieldii'

Athyrium filix-femina 'Frizelliae'

Athyrium filix-femina 'Frizelliae Cristatum'

Athyrium filix-femina 'Grandiceps'

Athyrium filix-femina 'Nudicaule'

Athyrium filix-femina 'Plumosum Divaricatum'

Athyrium niponicum var. pictum

Athyrium otophorum

Atriplex hortensis var. rubra

Aubrieta 'Blue Whale'

Aubrieta 'Bressingham Pink' (d)

Aubrieta 'Bressingham Red'

Aubrieta 'Blue Cascade' (Cascade Series)

Aubrieta 'Purple Cascade' (Cascade Series)

Aubrieta 'Doctor Mules'

Aubrieta 'Kitte'

Aubrieta 'Purple Charm'

Aubrieta 'Red Carpet'

Aubrieta 'Royal Blue' (Royal Series)

Aubrieta 'Royal Red' (Royal Series)

Aubrieta 'Somerford Lime' (v)

Aucuba japonica 'Crotonifolia' (m/v)

Aucuba japonica 'Variegata' (f/v)

Aurinia saxatilis 'Citrina'

Aurinia saxatilis 'Gold Dust'

Azara serrata

Ballota nigra

Baptisia australis

Berberis aggregata

Berberis × bristolensis

Berberis gagnepainii var. lanceifolia 'Fernspray'

Berberis julianae

Berberis × media 'Parkjuweel'

Berberis × ottawensis f. purpurea 'Superba'

Berberis × stenophylla 'Corallina Compacta'

Berberis × stenophylla 'Nana'

Berberis thunbergii f. atropurpurea

Berberis thunbergii f. atropurpurea 'Harlequin' (v)

Berberis thunbergii f. atropurpurea 'Red Chief'

Berberis thunbergii 'Aurea'

Berberis thunbergii 'Minor'

Berberis thunbergii 'Starburst' (PBR) (v)

Berberis verruculosa

Berberis wilsoniae

Bergenia 'Abendglut'

Bergenia 'Bressingham Salmon'

Bergenia cordifolia 'Lunar Glow'

Bergenia cordifolia 'Purpurea'

Bergenia cordifolia 'Tubby Andrews' (v)

Bergenia crassifolia

Bergenia 'Eden's Magic Giant'

Bergenia 'Morgenröte'

Bergenia 'Overture'

Bergenia purpurascens var. delavayi

Bergenia 'Silberlicht'

Bidens aurea 'Hannay's Lemon Drop'

Billardiera longiflora 'Cherry Berry'

Blechnum chilense

Blechnum spicant

Borago officinalis

Borago officinalis 'Alba'

Borago pygmaea

Brachyglottis (Dunedin Group) 'Sunshine'

Briza media 'Russells' (PBR)

Brunnera macrophylla

Brunnera macrophylla 'Dawson's White' (v)

Brunnera macrophylla 'Jack Frost' (PBR)

Buddleja alternifolia

Buddleja 'Blue Chip' (PBR) (Lo and Behold Series)

Buddleja davidii 'Black Knight'

Buddleja davidii 'Dartmoor'

Buddleja davidii 'Empire Blue'

Buddleja davidii 'Harlequin' (v)

Buddleja davidii 'Île de France'

Buddleja davidii [Nanho Purple] = 'Monum'

Buddleja davidii [Nanho White] = 'Monite'

Buddleja davidii 'Royal Red'

Buddleja davidii 'Santana' (v)

Buddleja davidii 'White Cloud'

Buddleja globosa

Buddleja lindleyana

Buddleja 'Lochinch'

Buddleja 'Morning Mist' (PBR)

Buddleja × pikei 'Hever'

Buddleja 'Pink Delight'

Buddleja × weyeriana 'Bicolor'

Buddleja × weyeriana 'Sungold'

Bulbinella hookeri

Buphthalmum salicifolium

Buphthalmum salicifolium 'Sunwheel'

Butomus umbellatus

Buxus microphylla 'Faulkner'

Buxus microphylla [Golden Dream] = 'Peergold' (PBR)

Buxus microphylla 'Golden Triumph' (PBR)

Buxus sempervirens 'Aureovariegata' (v)

Buxus sempervirens clipped ball

Buxus sempervirens clipped cone

Buxus sempervirens clipped pyramid

Buxus sempervirens clipped spiral

Buxus sempervirens 'Elegantissima' (v)

Buxus sempervirens 'Fiesta'

Buxus sempervirens 'Handsworthensis'

Buxus sempervirens 'Suffruticosa'

Buxus sempervirens 'Suffruticosa Variegata' (v)

Calamagrostis × acutiflora 'Karl Foerster'

Calamagrostis × acutiflora 'Overdam' (v)

Calamintha grandiflora

Calamintha nepeta

Calceolaria falklandica

Calceolaria 'Goldcrest'

Calceolaria integrifolia

Calendula officinalis

Calla palustris

Callicarpa bodinieri var. giraldii 'Profusion'

Callistemon citrinus

Callistemon linearis

Callistemon viminalis 'Captain Cook'

Caltha palustris var. alba

Camassia leichtlinii subsp. leichtlinii

Camassia quamash

Camellia japonica 'Adolphe Audusson'

Camellia japonica 'Lavinia Maggi'

Camellia japonica 'Tom Thumb'

Camellia × williamsii 'Debbie'

Camellia × williamsii 'Donation'

Campanula alata

Campanula alliariifolia

Campanula 'Birch Hybrid'

Campanula bononiensis

Campanula carpatica

Campanula carpatica f. alba 'Weisse Clips'

Campanula carpatica 'Blaue Clips'

Campanula carpatica var. turbinata

Campanula cochlearifolia var. alba

Campanula cochlearifolia 'Blue Baby' (Baby Series)

Campanula cochlearifolia 'Elizabeth Oliver' (d)

Campanula cochlearifolia 'Tubby'

Campanula 'E.K. Toogood'

Campanula fenestrellata

Campanula garganica

Campanula garganica 'Dickson's Gold'

Campanula glomerata 'Emerald'

Campanula glomerata 'Purple Pixie'

Campanula glomerata 'Superba'

Campanula × haylodgensis 'Plena' (d)

Campanula 'Kent Belle'

Campanula lactiflora 'Loddon Anna'

Campanula lactiflora 'Prichard's Variety'

Campanula latifolia

Campanula latifolia var. alba

Campanula latifolia 'Brantwood'

Campanula persicifolia

Campanula persicifolia 'Alba Coronata' (d)

Campanula persicifolia 'Bennett's Blue' (d)

Campanula persicifolia 'Blue Bloomers' (d)

Campanula persicifolia 'Chettle Charm' (PBR)

Campanula persicifolia 'Kelly's Gold'

Campanula persicifolia 'Snowdrift'

Campanula persicifolia 'Telham Beauty' misapplied

Campanula 'Pink Octopus' (PBR)

Campanula portenschlagiana

Campanula portenschlagiana 'Resholdt's Variety'

Campanula poscharskyana

Campanula poscharskyana 'E.H. Frost'

Campanula poscharskyana 'Lisduggan Variety'

Campanula pulla

Campanula punctata 'Pantaloons' (d)

Campanula punctata 'Rosea'

Campanula punctata f. rubriflora

Campanula punctata f. rubriflora 'Bowl of Cherries'

Campanula punctata 'Silver Bells'

Campanula punctata 'Wedding Bells'

Campanula pyramidalis

Campanula sarmatica

Campanula takesimana

Campanula versicolor

Campsis grandiflora

Campsis × tagliabuana 'Madame Galen'

Carex buchananii

Carex comans bronze-leaved

Carex comans 'Frosted Curls'

Carex comans red-leaved

Carex elata 'Aurea'

Carex morrowii 'Variegata' (v)

Carex oshimensis 'Evergold' (v)

Carthamus tinctorius

Carum carvi

Caryopteris × clandonensis 'Ferndown'

Caryopteris × clandonensis 'Kew Blue'

Caryopteris × clandonensis 'Longwood Blue'

Caryopteris × clandonensis [Sterling Silver] = 'Lissilv' (PBR)

Caryopteris × clandonensis 'Summer Sorbet' (PBR) (v)

Caryopteris × clandonensis 'Worcester Gold'

Caryopteris incana 'Blue Cascade'

Catananche caerulea 'Major'

Ceanothus 'A.T. Johnson'

Ceanothus 'Autumnal Blue'

Ceanothus 'Blue Mound'

Ceanothus 'Concha'

Ceanothus griseus var. horizontalis 'Silver Surprise' (PBR) (v)

Ceanothus × pallidus 'Marie Simon'

Ceanothus 'Pershore Zanzibar' (PBR) (v)

Ceanothus 'Puget Blue'

Ceanothus thyrsiflorus

Ceanothus thyrsiflorus var. repens

Ceanothus 'Victoria'

Centaurea 'John Coutts'

Centaurea macrocephala

Centaurea montana

Centaurea montana 'Alba'

Centaurea simplicicaulis

Centranthus ruber

Centranthus ruber 'Albus'

Centranthus ruber 'Snowcloud'

Cephalaria alpina

Cephalaria dipsacoides

Cephalaria gigantea

Cerastium alpinum

Ceratostigma griffithii

Ceratostigma plumbaginoides

Chaenomeles [Madame Butterfly] = 'Whitice'

Chaenomeles speciosa 'Falconnet Charlet' (d)

Chaenomeles speciosa 'Geisha Girl' (d)

Chaenomeles speciosa 'Moerloosei'

Chaenomeles speciosa 'Nivalis'

Chaenomeles speciosa 'Snow'

Chaenomeles speciosa 'Umbilicata'

Chaenomeles × superba 'Cameo' (d)

Chaenomeles × superba 'Crimson and Gold'

Chaenomeles × superba 'Hollandia'

Chaenomeles × superba 'Jet Trail'

Chaenomeles × superba 'Knap Hill Scarlet'

Chaenomeles × superba 'Lemon and Lime'

Chaenomeles × superba 'Pink Lady'

Chaenomeles × superba 'Pink Trail'

Chamaecyparis lawsoniana 'Chilworth Silver'

Chamaecyparis lawsoniana 'Ellwoodii'

Chamaecyparis lawsoniana 'Ellwood's Gold'

Chamaecyparis lawsoniana 'Minima Glauca'

Chamaecyparis lawsoniana 'Pygmaea Argentea' (v)

Chamaecyparis lawsoniana 'Wisselii'

Chamaecyparis obtusa 'Nana'

Chamaecyparis pisifera 'Compacta Variegata' (v)

Chamaecyparis pisifera 'Nana Compacta'

Chamaecyparis pisifera 'Plumosa Compacta Nana'

Chamaecyparis pisifera 'Squarrosa Lombarts'

Chamaecyparis pisifera 'Sungold'

Chamaemelum nobile

Chamaemelum nobile 'Flore Pleno' (d)

Chamaemelum nobile 'Treneague'

Cheilanthes distans

Chelone glabra

Chelone obliqua

Chenopodium bonus-henricus

Chiastophyllum oppositifolium

Chiastophyllum oppositifolium 'Jim's Pride' (v)

Chionodoxa forbesii

Chlorophytum comosum 'Variegatum' (v)

Chlorophytum comosum 'Vittatum' (v)

Choisya × dewitteana 'Aztec Pearl'

Choisya ternata

Choisya ternata [Sundance] = 'Lich' (PBR)

Chrysanthemum 'Bronze Elegance' (21b)

Chrysanthemum 'Clara Curtis' (21d)

Chrysanthemum 'Cottage Apricot' (21)

Chrysanthemum 'Emperor of China' (21)

Chrysanthemum 'Mei-Kyo' (28b)

Chrysanthemum 'Mrs Jessie Cooper' (21d)

Chrysanthemum weyrichii

Chrysanthemum yezoense

Chrysanthemum 'Yonashville'

Chrysanthemum zawadskii

Cichorium intybus

Cichorium intybus 'Palla Rossa'

Cirsium rivulare 'Atropurpureum'

Cistus creticus

Cistus × cyprius

Cistus × hybridus [Little Miss Sunshine] = 'Dunnecis' (PBR) (v)

Cistus × pulverulentus 'Sunset'

Cistus × purpureus

Clematis alpina 'Stolwijk Gold' (A)

Clematis 'Apple Blossom' (Ar)

Clematis armandii

Clematis armandii 'Snowdrift'

Clematis 'Belle Nantaise' (EL)

Clematis 'Betty Corning' (Vt)

Clematis 'Bill MacKenzie' (Ta)

Clematis 'Black Prince' (Vt)

Clematis 'Blue Bird' (A/d)

Clematis 'Broughton Star' (M/d)

Clematis cirrhosa var. purpurascens 'Freckles'

Clematis cirrhosa 'Wisley Cream'

Clematis 'Constance' (A)

Clematis 'Étoile Violette' (Vt)

Clematis flammula

Clematis 'Frances Rivis' (A)

Clematis [Golden Tiara] = 'Kugotia' (PBR) (Ta)

Clematis grandiflora

Clematis 'Gravetye Beauty' (T)

Clematis 'Hagley Hybrid' (LL)

Clematis [Harlow Carr] = 'Evipo004' (PBR)

Clematis 'Helsingborg' (A)

Clematis [Hyde Hall] = 'Evipo009' (PBR) (EL)

Clematis integrifolia

Clematis integrifolia 'Alba'

Clematis 'Kermesina' (Vt)

Clematis 'M. Koster' (Vt)

Clematis macropetala 'Wesselton' (A/d)

Clematis 'Marjorie' (M/d)

Clematis 'Markham's Pink' (A/d)

Clematis marmoraria

Clematis 'Mayleen' (M)

Clematis montana var. grandiflora (M)

Clematis montana var. rubens 'Tetrarose' (M)

Clematis montana 'Rubens Superba' (M)

Clematis montana var. wilsonii

Clematis 'Mrs Robert Brydon' (H)

Clematis 'Multi Blue' (EL)

Clematis 'Nelly Moser' (EL)

Clematis 'Niobe' (EL)

Clematis 'Pagoda' (Vt)

Clematis patens 'Manshuu Ki' (EL)

Clematis 'Perle d'Azur' (LL)

Clematis 'Princess Diana' (T)

Clematis 'Rosy O'Grady' (A)

Clematis 'Rouge Cardinal' (LL)

Clematis 'Ruby' (A)

Clematis 'Snow Queen' (EL)

Clematis tangutica

Clematis 'The President' (EL)

Clematis × triternata 'Rubromarginata'

Clematis 'Venosa Violacea' (Vt)

Clematis [Viennetta] = 'Evipo006' (PBR) (d)

Clematis 'Voluceau' (Vt)

Clematis 'White Satin' (A)

Clematis 'Will Goodwin' (EL)

Clematis 'Willy' (A)

Clethra alnifolia

Clethra alnifolia 'Fern Valley Pink'

Clivia miniata

Commelina dianthifolia

Commelina tuberosa Coelestis Group

Conopodium majus

Convallaria majalis

Convallaria majalis var. rosea

Convolvulus cneorum

Coprosma 'Evening Glow' (PBR) (f/v)

Coprosma 'Fire Burst' (PBR) (f/v)

Coprosma 'Karo Red' (PBR) (v)

Coprosma 'Lemon and Lime' (PBR) (v)

Coprosma 'Rainbow Surprise' (PBR) (v)

Cordyline australis 'Sundance'

Coreopsis grandiflora 'Mayfield Giant'

Coreopsis grandiflora 'Sunray'

Coreopsis lanceolata 'Goldfink'

Coreopsis rosea 'American Dream'

Coreopsis tinctoria

Coreopsis verticillata

Coriandrum sativum

Cornus alba L.

Cornus alba 'Elegantissima' (v)

Cornus alba 'Gouchaultii' (v)

Cornus alba 'Kesselringii'

Cornus alba 'Sibirica'

Cornus alba 'Spaethii' (v)

Cornus kousa var. chinensis

Cornus sanguinea 'Midwinter Fire'

Cornus sericea

Cornus sericea 'Flaviramea'

Coronilla valentina subsp. glauca

Coronilla valentina subsp. glauca 'Pygmaea'

Coronilla valentina subsp. glauca 'Variegata' (v)

Cortusa matthioli

Cortusa matthioli 'Alba'

Cortusa matthioli subsp. pekinensis

Corydalis cheilanthifolia

Corydalis flexuosa 'China Blue'

Corydalis lutea

Corylus maxima 'Kentish Cob' (F)

Cotoneaster acuminatus

Cotoneaster affinis

Cotoneaster albokermesinus

Cotoneaster amoenus

Cotoneaster apiculatus

Cotoneaster ascendens

Cotoneaster assamensis

Cotoneaster atropurpureus

Cotoneaster atropurpureus 'Variegatus' (v)

Cotoneaster boisianus

Cotoneaster bradyi

Cotoneaster bullatus

Cotoneaster bumthangensis

Cotoneaster camilli-schneideri

Cotoneaster canescens

Cotoneaster cinnabarinus

Cotoneaster cochleatus

Cotoneaster congestus

Cotoneaster conspicuus

Cotoneaster conspicuus 'Leicester Gem'

Cotoneaster cooperi

Cotoneaster cordifolius

Cotoneaster cornifolius

Cotoneaster dammeri

Cotoneaster dielsianus

Cotoneaster divaricatus

Cotoneaster elatus

Cotoneaster elegans

Cotoneaster emeiensis

Cotoneaster falconeri

Cotoneaster fastigiatus

Cotoneaster flinckii

Cotoneaster floridus

Cotoneaster forrestii

Cotoneaster franchetii

Cotoneaster frigidus

Cotoneaster gamblei

Cotoneaster ganghobaensis

Cotoneaster glabratus

Cotoneaster glacialis

Cotoneaster glaucophyllus

Cotoneaster glomerulatus

Cotoneaster gracilis

Cotoneaster granatensis

Cotoneaster harrovianus

Cotoneaster hedegaardii 'Fructu Luteo'

Cotoneaster henryanus

Cotoneaster henryanus 'Corina'

Cotoneaster hjelmqvistii

Cotoneaster hodjingensis

Cotoneaster horizontalis

Cotoneaster hualiensis

Cotoneaster hummelii

Cotoneaster 'Hybridus Pendulus'

Cotoneaster hylmoei

Cotoneaster hypocarpus

Cotoneaster ignavus

Cotoneaster ignescens

Cotoneaster ignotus

Cotoneaster induratus

Cotoneaster insculptus

Cotoneaster integerrimus

Cotoneaster integrifolius

Cotoneaster kangdingensis

Cotoneaster lacteus

Cotoneaster lancasteri

Cotoneaster langei

Cotoneaster laxiflorus

Cotoneaster lidjiangensis

Cotoneaster lucidus

Cotoneaster ludlowii

Cotoneaster magnificus

Cotoneaster mairei

Cotoneaster marginatus Lindl. ex Loudon

Cotoneaster marginatus 'Blazovice'

Cotoneaster marginatus 'Brno'

Cotoneaster marquandii

Cotoneaster meuselii

Cotoneaster milkedandaensis

Cotoneaster miniatus

Cotoneaster mirabilis

Cotoneaster monopyrenus

Cotoneaster morrisonensis

Cotoneaster moupinensis

Cotoneaster mucronatus

Cotoneaster nanshan

Cotoneaster newryensis

Cotoneaster nitens

Cotoneaster nohelii

Cotoneaster notabilis

Cotoneaster nummularioides

Cotoneaster nummularius Fisch. & C.A. Mey.

Cotoneaster obscurus

Cotoneaster obtusus Wall. ex Lindl.

Cotoneaster pangiensis

Cotoneaster pannosus

Cotoneaster paradoxus

Cotoneaster parkeri

Cotoneaster pekinensis

Cotoneaster perpusillus

Cotoneaster pluriflorus

Cotoneaster poluninii

Cotoneaster polycarpus

Cotoneaster procumbens

Cotoneaster procumbens 'Queen of Carpets'

Cotoneaster prostratus

Cotoneaster przewalskii

Cotoneaster pseudo-obscurus

Cotoneaster qungbixiensis

Cotoneaster racemiflorus

Cotoneaster rehderi

Cotoneaster roseus

Cotoneaster 'Rothschildianus'

Cotoneaster rugosus

Cotoneaster salicifolius

Cotoneaster salicifolius 'Brno Orangeade'

Cotoneaster salicifolius 'Gnom'

Cotoneaster salicifolius 'Herbstfeuer'

Cotoneaster salicifolius 'Repens'

Cotoneaster salwinensis

Cotoneaster sandakphuensis

Cotoneaster scandinavicus

Cotoneaster schantungensis

Cotoneaster schubertii

Cotoneaster serotinus Hutch.

Cotoneaster shannanensis

Cotoneaster shansiensis

Cotoneaster sherriffii

Cotoneaster sikangensis

Cotoneaster simonsii

Cotoneaster splendens

Cotoneaster spongbergii

Cotoneaster staintonii

Cotoneaster sternianus

Cotoneaster suavis

Cotoneaster subacutus

Cotoneaster subadpressus

Cotoneaster × suecicus 'Coral Beauty'

Cotoneaster × suecicus 'Erlinda' (v)

Cotoneaster × suecicus 'Ifor'

Cotoneaster × suecicus 'Skogholm'

Cotoneaster taoensis

Cotoneaster tardiflorus

Cotoneaster tauricus

Cotoneaster teijiashanensis

Cotoneaster tengyuehensis

Cotoneaster thimphuensis

Cotoneaster tomentosus

Cotoneaster turbinatus

Cotoneaster 'Valkenburg'

Cotoneaster vandelaarii

Cotoneaster veitchii

Cotoneaster verruculosus

Cotoneaster villosulus

Cotoneaster vilmorinianus

Cotoneaster wardii W. W. Sm.

Cotoneaster wilsonii

Cotoneaster yalungensis

Cotoneaster yinchangensis

Cotoneaster zabelii

Cotula hispida (DC.) Harv.

Crambe cordifolia

Crassula sarcocaulis

Crepis incana

Crinum × powellii

Crinum × powellii 'Album'

Crithmum maritimum

Crocosmia × crocosmiiflora

Crocosmia × crocosmiiflora 'Babylon'

Crocosmia × crocosmiiflora 'Carmin Brillant'

Crocosmia × crocosmiiflora 'Columbus'

Crocosmia × crocosmiiflora 'Dusky Maiden'

Crocosmia × crocosmiiflora 'Emily McKenzie'

Crocosmia × crocosmiiflora 'Golden Glory' ambig.

Crocosmia × crocosmiiflora 'Honey Angels'

Crocosmia × crocosmiiflora 'Mrs Geoffrey Howard'

Crocosmia × crocosmiiflora 'Solfatare'

Crocosmia × crocosmiiflora 'Star of the East'

Crocosmia × crocosmioides 'Castle Ward Late'

Crocosmia 'Hellfire'

Crocosmia 'John Boots'

Crocosmia 'Lucifer'

Crocosmia masoniorum

Crocosmia masoniorum 'Firebird'

Crocosmia masoniorum 'Golden Swan'

Crocosmia 'Orangeade'

Crocosmia 'Severn Sunrise'

Crocus tommasinianus

Cryptomeria japonica 'Bandai-sugi'

Cryptomeria japonica 'Compressa'

Cryptomeria japonica 'Cristata'

Cryptomeria japonica Elegans Group

Cryptomeria japonica 'Elegans Compacta'

Cryptomeria japonica 'Elegans Nana'

Cryptomeria japonica 'Pygmaea'

Cryptomeria japonica 'Spiralis'

Cryptotaenia japonica

Cymbopogon citratus

Cynara cardunculus

Cyrtomium falcatum

Cyrtomium fortunei

Cytisus hirsutus

Cytisus × kewensis

Cytisus × praecox 'Allgold'

Cytisus × praecox 'Warminster'

Danae racemosa

Daphne blagayana

Daphne mezereum f. alba

Daphne mezereum 'Rosea'

Daphne odora 'Aureomarginata' (v)

Daphne tangutica

Daphne tangutica Retusa Group

Darmera peltata

Delphinium Blue Fountains Group

Delphinium 'Blue Mirror'

Delphinium 'Dreaming Spires'

Delphinium Pacific hybrids

Delphinium tatsienense

Deschampsia cespitosa 'Bronzeschleier'

Deschampsia cespitosa 'Northern Lights' (v)

Deutzia × elegantissima

Deutzia × elegantissima 'Rosealind'

Deutzia × hybrida 'Magicien' Lemoine

Deutzia × kalmiiflora

Deutzia × magnifica

Deutzia × rosea

Deutzia × rosea 'Carminea'

Deutzia scabra 'Punctata' (v)

Deutzia × wilsonii

Dianella tasmanica

Dianthus Allwoodii Alpinus Group (p)

Dianthus carthusianorum

Dianthus deltoides

Dianthus deltoides 'Brilliant' (p)

Dianthus 'Devon Arctic Star' (p)

Dianthus 'Devon Xera' (p)

Dianthus 'India Star' (PBR) (p)

Dianthus [Mendlesham Minx] = 'Russmin' (PBR) (p)

Dianthus 'Neon Star' (PBR) (p)

Dianthus [Popstar] = 'Wp04 Esther' (p)

Dianthus [Shooting Star] = 'Wp04 Flores' (PBR) (p)

Dianthus [Starlight] = 'Hilstar' (pf)

Dianthus 'Starry Eyes' (p)

Diascia barberae 'Blackthorn Apricot'

Diascia barberae 'Ruby Field'

Diascia [Ice Cracker] = 'Hecrack'

Diascia 'Joyce's Choice'

Diascia 'Lilac Belle'

Diascia [Little Tango] = 'Pentang' (PBR)

Diascia 'Salmon Supreme'

Diascia 'Twinkle'

Diascia vigilis

Dicentra eximia (Ker Gawl.) Torr. 'Snowdrift'

Dicentra formosa

Dicentra formosa f. alba

Dicentra formosa 'Bacchanal'

Dicentra formosa 'Langtrees'

Dicentra 'Luxuriant'

Dicentra 'Pearl Drops'

Dicentra 'Stuart Boothman'

Dictamnus albus var. purpureus

Dierama pulcherrimum

Digitalis ferruginea

Digitalis grandiflora

Digitalis lanata

Digitalis lutea

Digitalis × mertonensis

Digitalis purpurea f. albiflora

Digitalis purpurea Excelsior Group

Diplotaxis tenuifolia

Dipsacus fullonum

Doronicum 'Finesse'

Doronicum 'Little Leo'

Doronicum orientale 'Magnificum'

Draba aizoides

Dracocephalum argunense

Drimys winteri var. winteri

Dryas octopetala

Dryopteris aemula

Dryopteris affinis

Dryopteris affinis subsp. borreri

Dryopteris affinis 'Cristata'

Dryopteris affinis 'Cristata Angustata'

Dryopteris affinis 'Grandiceps Askew'

Dryopteris affinis 'Pinderi'

Dryopteris affinis (Polydactyla Group) 'Polydactyla Mapplebeck'

Dryopteris dilatata

Dryopteris dilatata 'Lepidota Cristata'

Dryopteris erythrosora

Dryopteris filix-mas

Dryopteris filix-mas 'Crispa'

Dryopteris filix-mas 'Crispa Cristata'

Dryopteris filix-mas 'Cristata'

Dryopteris filix-mas (Cristata Group) 'Cristata Martindale'

Dryopteris filix-mas 'Linearis'

Dryopteris sieboldii

Dryopteris wallichiana

Echinacea purpurea

Echinacea purpurea 'Magnus'

Echinacea purpurea 'Rubinstern'

Echinacea purpurea 'White Lustre'

Echinops ritro L.

Echinops ritro subsp. ruthenicus 'Platinum Blue'

Echinops ritro 'Veitch's Blue'

Edraianthus pumilio

Elaeagnus angustifolia

Elaeagnus × ebbingei 'Coastal Gold' (v)

Elaeagnus pungens 'Dicksonii' (v)

Elaeagnus pungens 'Maculata' (v)

Elsholtzia stauntonii

Elymus magellanicus

Elymus magellanicus 'Blue Sword'

Epimedium × cantabrigiense

Epimedium perralderianum

Epimedium 'Pink Elf' (PBR)

Epimedium × rubrum

Epimedium × versicolor 'Sulphureum'

Eragrostis curvula 'Totnes Burgundy'

Erica carnea 'Adrienne Duncan'

Erica carnea f. alba 'C.J. Backhouse'

Erica carnea f. alba 'Golden Starlet'

Erica carnea f. alba 'Ice Princess'

Erica carnea f. alba 'Isabell'

Erica carnea f. alba 'Rosalinde Schorn'

Erica carnea f. alba 'Schneesturm'

Erica carnea f. alba 'Snow Queen'

Erica carnea f. alba 'Springwood White'

Erica carnea f. alba 'Whitehall'

Erica carnea f. alba 'Winter Snow'

Erica carnea 'Ann Sparkes'

Erica carnea f. aureifolia 'Aurea'

Erica carnea f. aureifolia 'Barry Sellers'

Erica carnea f. aureifolia 'Bell's Extra Special'

Erica carnea f. aureifolia 'Foxhollow'

Erica carnea f. aureifolia 'Gelber Findling'

Erica carnea f. aureifolia 'Hilletje'

Erica carnea f. aureifolia 'January Sun'

Erica carnea f. aureifolia 'Westwood Yellow'

Erica carnea 'Beoley Pink'

Erica carnea 'Challenger'

Erica carnea 'Clare Wilkinson'

Erica carnea 'December Red'

Erica carnea 'DĂžmmesmoen'

Erica carnea 'Early Red'

Erica carnea 'Eva'

Erica carnea 'Foxhollow Fairy'

Erica carnea 'Gracilis'

Erica carnea 'Heathwood'

Erica carnea 'Jason Attwater'

Erica carnea 'Jennifer Anne'

Erica carnea 'John Kampa'

Erica carnea 'John Pook'

Erica carnea 'King George'

Erica carnea 'Kramer's Rubin'

Erica carnea 'Lohse's Rubin'

Erica carnea 'Loughrigg'

Erica carnea 'March Seedling'

Erica carnea 'Margery Frearson'

Erica carnea 'Martin'

Erica carnea 'Myretoun Ruby'

Erica carnea 'Nathalie'

Erica carnea 'Pink Mist'

Erica carnea 'Pink Spangles'

Erica carnea 'Pirbright Rose'

Erica carnea 'Polden Pride'

Erica carnea 'Praecox Rubra'

Erica carnea 'Queen Mary'

Erica carnea 'Queen of Spain'

Erica carnea 'R.B. Cooke'

Erica carnea 'Robert Jan'

Erica carnea 'Rosalie'

Erica carnea 'Rosantha'

Erica carnea 'Rosy Morn'

Erica carnea 'Rotes Juwel'

Erica carnea 'Rubinteppich'

Erica carnea 'Scatterley'

Erica carnea 'Schatzalp'

Erica carnea 'Sherwood Creeping'

Erica carnea 'Smart's Heath'

Erica carnea 'Springwood Pink'

Erica carnea 'Vivellii'

Erica carnea 'Walter Reisert'

Erica carnea 'Wentwood Red'

Erica carnea 'Wintersonne'

Erica × darleyensis f. albiflora 'Ada S. Collings'

Erica × darleyensis f. albiflora 'N.R. Webster'

Erica × darleyensis f. albiflora 'Silberschmelze'

Erica × darleyensis f. albiflora 'White Glow'

Erica × darleyensis f. albiflora 'White Perfection'

Erica × darleyensis 'Archie Graham'

Erica × darleyensis 'Arthur Johnson'

Erica × darleyensis f. aureifolia 'Jack H. Brummage'

Erica × darleyensis f. aureifolia 'Mary Helen'

Erica × darleyensis f. aureifolia 'Moonshine'

Erica × darleyensis f. aureifolia 'Tweety'

Erica × darleyensis 'AurĂ©lie BrĂ©geon'

Erica × darleyensis 'Darley Dale'

Erica × darleyensis 'Epe'

Erica × darleyensis 'Furzey'

Erica × darleyensis 'George Rendall'

Erica × darleyensis 'Ghost Hills'

Erica × darleyensis 'J.W. Porter'

Erica × darleyensis 'James Smith'

Erica × darleyensis 'Kramer's Rote'

Erica × darleyensis 'W.G. Pine'

Erica erigena f. alba 'W.T. Rackliff'

Erica erigena f. aureifolia 'Golden Lady'

Erica erigena f. aureifolia 'Thing Nee'

Erica erigena 'Irish Dusk'

Erica erigena 'Superba'

Erica × oldenburgensis 'Ammerland'

Erica vagans f. alba 'Diana's Gold'

Erica vagans f. aureifolia 'Yellow John'

Erica vagans 'Keira'

Erigeron compositus

Erigeron 'Dunkelste Aller'

Erigeron glaucus 'Sea Breeze'

Erigeron karvinskianus

Erigeron 'Rosa Juwel'

Erigeron 'Schneewittchen'

Erigeron uniflorus

Erinus alpinus

Erinus alpinus var. albus

Erinus alpinus 'Doktor HĂ€hnle'

Erodium 'County Park'

Erodium glandulosum

Erodium guttatum (Desf.) Willd.

Erodium manescavii

Erodium 'Merstham Pink'

Erodium pelargoniiflorum

Erodium 'Purple Haze'

Erodium reichardii

Erodium rupestre

Erodium × variabile 'Album'

Erodium × variabile 'Bishop's Form'

Erodium × variabile 'Flore Pleno' (d)

Erodium × variabile 'Roseum'

Eryngium agavifolium

Eryngium alpinum

Eryngium alpinum 'Superbum'

Eryngium bourgatii

Eryngium bourgatii Graham Stuart Thomas's selection

Eryngium bourgatii 'Picos Amethyst'

Eryngium giganteum

Eryngium planum

Eryngium planum 'Blaukappe'

Eryngium planum 'Blue Hobbit'

Eryngium planum 'Jade Frost' (PBR) (v)

Eryngium planum 'Paradise Jackpot' (PBR)

Eryngium planum 'Silver Stone'

Eryngium planum 'Tetra Petra'

Eryngium variifolium

Eryngium variifolium 'Miss Marbel'

Erysimum 'Apricot Twist'

Erysimum 'Bowles's Mauve'

Erysimum 'Bowles's Purple'

Erysimum cheiri 'Harpur Crewe' (d)

Erysimum 'Constant Cheer'

Erysimum 'Golden Jubilee'

Erysimum helveticum

Erysimum kotschyanum

Erysimum linifolium

Erysimum 'Moonlight'

Erysimum [Walberton's Fragrant Star] = 'Walfrastar' (v)

Erysimum 'Wenlock Beauty'

Erythronium 'Pagoda'

Escallonia 'Apple Blossom'

Escallonia 'C.F. Ball'

Escallonia 'Donard Beauty'

Escallonia 'Donard Brilliance'

Escallonia 'Donard Radiance'

Escallonia 'Donard Seedling'

Escallonia 'Edinensis'

Escallonia × exoniensis

Escallonia 'Iveyi'

Escallonia laevis 'Gold Ellen' (v)

Escallonia 'Langleyensis'

Escallonia 'Peach Blossom'

Escallonia 'Pride of Donard'

Escallonia 'Red Dream'

Escallonia 'Red Elf'

Escallonia 'Red Hedger'

Escallonia resinosa

Escallonia rubra 'Crimson Spire'

Escallonia rubra var. macrantha

Escallonia rubra 'Woodside'

Escallonia 'Slieve Donard'

Eucalyptus dalrympleana

Eucryphia × intermedia

Eucryphia milliganii

Eucryphia × nymansensis

Euonymus alatus 'Compactus'

Euonymus europaeus

Euonymus fortunei [Blondy] = 'Interbolwi' (PBR) (v)

Euonymus fortunei 'Emerald Gaiety' (v)

Euonymus fortunei 'Emerald 'n' Gold' (v)

Euonymus fortunei 'Golden Prince' (v)

Euonymus fortunei 'Harlequin' (v)

Euonymus fortunei 'Silver Queen' (v)

Euonymus fortunei 'Sunspot' (v)

Euonymus fortunei 'Variegatus' (v)

Euonymus japonicus 'Albomarginatus' (v)

Euonymus japonicus 'Golden Maiden' (v)

Euonymus japonicus 'Microphyllus'

Euonymus japonicus 'Microphyllus Albovariegatus' (v)

Euonymus japonicus 'Ovatus Aureus' (v)

Euonymus nanus var. turkestanicus

Eupatorium altissimum

Eupatorium fortunei 'Pink Elegance' (v)

Eupatorium maculatum Atropurpureum Group

Eupatorium purpureum

Euphorbia amygdaloides var. robbiae

Euphorbia characias

Euphorbia characias subsp. characias 'Humpty Dumpty'

Euphorbia characias [Silver Swan] = 'Wilcott' (PBR) (v)

Euphorbia characias 'Tasmanian Tiger' (PBR) (v)

Euphorbia characias subsp. wulfenii

Euphorbia characias subsp. wulfenii 'Jimmy Platt'

Euphorbia cyparissias

Euphorbia cyparissias 'Fens Ruby'

Euphorbia dulcis 'Chameleon'

Euphorbia [Excalibur] = 'Froeup' (PBR)

Euphorbia 'Grey Hedgehog'

Euphorbia griffithii 'Fireglow'

Euphorbia 'Helena' (PBR) (v)

Euphorbia lathyris

Euphorbia × martini

Euphorbia × martini 'Ascot Rainbow' (PBR) (v)

Euphorbia × martini 'Baby Charm'

Euphorbia myrsinites

Euphorbia palustris 'Zauberflöte'

Euphorbia polychroma

Euphorbia schillingii

Euphorbia sikkimensis

Exochorda × macrantha 'The Bride'

Fargesia murielae 'Jumbo'

Fargesia nitida

Fatsia japonica

Festuca glauca Vill.

Festuca glauca 'Blauglut'

Festuca glauca 'Elijah Blue'

Festuca glauca 'Intense Blue'

Festuca valesiaca 'Silbersee'

Ficus carica 'Bauern Feige' (F)

Ficus carica 'Brown Turkey' (F)

Ficus carica 'Brunswick' (F)

Ficus carica 'Califfo Blue' (F)

Ficus carica 'Celeste' (F)

Ficus carica 'Dalmatie' (F)

Ficus carica 'Ice Crystal' (F)

Ficus carica 'Morena' (F)

Ficus carica 'Noire de Caromb' (F)

Ficus carica 'Panachée' (F)

Ficus carica 'Précoce de Dalmatie' (F)

Ficus carica 'Rouge de Bordeaux' (F)

Ficus carica 'White Adriatic' (F)

Ficus carica 'White Marseilles' (F)

Filipendula purpurea

Filipendula purpurea 'Elegans'

Filipendula rubra 'Venusta'

Filipendula ulmaria 'Aurea'

Filipendula ulmaria 'Variegata' (v)

Filipendula vulgaris 'Multiplex' (d)

Foeniculum vulgare

Foeniculum vulgare 'Purpureum'

Forsythia 'Arnold Dwarf'

Forsythia 'Beatrix Farrand' ambig.

Forsythia giraldiana

Forsythia × intermedia 'Lynwood Variety'

Forsythia × intermedia [Minigold] = 'Flojor'

Forsythia suspensa

Fragaria × ananassa 'Elegance' (PBR) (F)

Fragaria × ananassa 'Merlan' (PBR) (F)

Fragaria vesca (F)

Fragaria vesca 'Mara des Bois' (PBR) (F)

Francoa sonchifolia

Frankenia laevis

Fritillaria meleagris

Fritillaria michailovskyi

Fuchsia magellanica var. gracilis 'Tricolor' (v)

Fuchsia 'Tom Thumb'

Galanthus elwesii

Galanthus nivalis

Galanthus nivalis f. pleniflorus 'Flore Pleno' (d)

Galega bicolor

Galega officinalis

Galium odoratum

Garrya elliptica 'James Roof' (m)

Gaultheria mucronata (m)

Gaultheria mucronata 'Crimsonia' (f)

Gaultheria mucronata 'Pink Pearl' (f)

Gaultheria mucronata 'Wintertime' (f)

Gaultheria procumbens

Gaultheria shallon

Gaultheria × wisleyensis

Gaura lindheimeri 'Passionate Blush' (PBR)

Gaura lindheimeri 'Passionate Rainbow' (PBR) (v)

Gaura lindheimeri 'Rosyjane'

Gaura lindheimeri 'Variegata' (v)

Genista aetnensis

Genista hispanica

Genista lydia

Genista pilosa 'Vancouver Gold'

Gentiana acaulis

Gentiana asclepiadea

Gentiana asclepiadea 'Alba'

Gentiana bisetaea

Gentiana gracilipes

Gentiana lutea

Gentiana septemfida

Gentiana septemfida var. lagodechiana

Gentiana sino-ornata

Gentiana sino-ornata 'Brin Form'

Geranium 'Ann Folkard'

Geranium × antipodeum 'Pink Spice' (PBR)

Geranium × antipodeum (G. sessiliflorum subsp. novae-zelandiae 'Nigricans' × G. traversii var. elegans)

Geranium 'Azure Rush'

Geranium 'Bertie Crûg'

Geranium [Blue Sunrise] = 'Blogold' (PBR)

Geranium 'Bob's Blunder'

Geranium 'Brookside'

Geranium × cantabrigiense

Geranium × cantabrigiense 'Biokovo'

Geranium × cantabrigiense 'Westray' (PBR)

Geranium (Cinereum Group) 'Alice' (PBR)

Geranium (Cinereum Group) 'Ballerina'

Geranium (Cinereum Group) 'Laurence Flatman'

Geranium (Cinereum Group) 'Purple Pillow'

Geranium cinereum 'Sateene' (PBR)

Geranium clarkei 'Kashmir White'

Geranium clarkei (Purple-flowered Group) 'Kashmir Purple'

Geranium dalmaticum

Geranium dalmaticum 'Album'

Geranium endressii

Geranium himalayense

Geranium himalayense 'Plenum' (d)

Geranium ibericum ambig.

Geranium ibericum Cav.

Geranium ibericum subsp. jubatum

Geranium ibericum subsp. jubatum 'White Zigana'

Geranium 'Johnson's Blue'

Geranium 'Joy'

Geranium macrorrhizum

Geranium macrorrhizum 'Ingwersen's Variety'

Geranium macrorrhizum 'Variegatum' (v)

Geranium macrorrhizum 'White-Ness'

Geranium × magnificum

Geranium 'Mavis Simpson'

Geranium 'Memories' (PBR)

Geranium nepalense

Geranium nodosum

Geranium 'Orion'

Geranium [Orkney Cherry] = 'Bremerry' (PBR)

Geranium × oxonianum 'A.T. Johnson'

Geranium × oxonianum 'Claridge Druce'

Geranium × oxonianum 'Hollywood'

Geranium × oxonianum 'Katherine Adele'

Geranium × oxonianum 'Lace Time'

Geranium × oxonianum f. thurstonianum

Geranium × oxonianum f. thurstonianum 'Southcombe Double' (d)

Geranium × oxonianum 'Wageningen'

Geranium × oxonianum 'Wargrave Pink'

Geranium [Patricia] = 'Brempat'

Geranium phaeum

Geranium phaeum 'Album'

Geranium phaeum 'Lady in Mourning'

Geranium phaeum 'Lily Lovell'

Geranium phaeum var. lividum

Geranium phaeum var. phaeum 'Samobor'

Geranium pratense

Geranium pratense 'Mrs Kendall Clark'

Geranium psilostemon

Geranium psilostemon 'Bressingham Flair'

Geranium renardii

Geranium renardii 'Tcschelda'

Geranium × riversleaianum 'Russell Prichard'

Geranium robertianum

Geranium robertianum 'Album'

Geranium [Rozanne] = 'Gerwat' (PBR)

Geranium 'Salome'

Geranium 'Sandrine' (PBR)

Geranium sanguineum

Geranium sanguineum 'Canon Miles'

Geranium sanguineum 'Glenluce'

Geranium sanguineum var. striatum

Geranium 'Sirak'

Geranium subcaulescens

Geranium subcaulescens 'Splendens'

Geranium 'Tanya Rendall' (PBR)

Geranium versicolor

Geranium wallichianum 'Buxton's Variety'

Geum 'Blazing Sunset' (d)

Geum 'Borisii'

Geum coccineum 'Cooky'

Geum coccineum 'Eos'

Geum coccineum 'Queen of Orange'

Geum 'Georgenberg'

Geum 'Lady Stratheden' (d)

Geum 'Lionel Cox'

Geum montanum

Geum 'Mrs J. Bradshaw' (d)

Geum rivale

Geum rivale 'Album'

Gillenia trifoliata

Ginkgo biloba

Gladiolus communis subsp. byzantinus

Gladiolus murielae

Gladiolus papilio Purpureoauratus Group

Globularia punctata

Globularia trichosantha

Gloriosa superba 'Rothschildiana'

Glyceria maxima var. variegata (v)

Glycyrrhiza glabra

Goniolimon tataricum var. angustifolium

Griselinia littoralis

Griselinia littoralis 'Variegata' (v)

Gypsophila cerastioides

Gypsophila paniculata

Gypsophila paniculata 'Compacta Plena' (d)

Gypsophila paniculata 'Schneeflocke' (d)

Gypsophila repens 'Dubia'

Gypsophila repens 'Rosea'

Gypsophila 'Rosenschleier' (d)

Haberlea rhodopensis

Habranthus brachyandrus

Haemanthus albiflos

× Halimiocistus 'Ingwersenii'

× Halimiocistus sahucii

× Halimiocistus wintonensis

Halimium lasianthum subsp. formosum 'Sandling'

Hamamelis mollis

Haplocarpha rueppellii

Haplopappus glutinosus

Hebe albicans

Hebe × andersonii 'Andersonii Variegata' (v)

Hebe 'Baby Marie'

Hebe [Blue Star] = 'Vergeer 1' (PBR)

Hebe 'Bowles's Hybrid'

Hebe brachysiphon

Hebe 'Caledonia'

Hebe 'Carnea Variegata' (v)

Hebe 'Champagne'

Hebe 'Clear Skies' (PBR)

Hebe 'Conwy Knight'

Hebe 'Diamond'

Hebe 'First Light' (PBR)

Hebe × franciscana 'Blue Gem' ambig.

Hebe × franciscana 'White Gem'

Hebe [Garden Beauty Blue] = 'Cliv' (PBR)

Hebe [Garden Beauty Pink] = 'Lowink'

Hebe 'Gold Beauty' (v)

Hebe 'Great Orme'

Hebe 'Imposter'

Hebe 'La SĂ©duisante'

Hebe macrantha

Hebe 'Margret' (PBR)

Hebe 'Marjorie'

Hebe 'Midsummer Beauty'

Hebe 'Nicola's Blush'

Hebe 'Pascal'

Hebe pauciramosa

Hebe 'Pewter Dome'

Hebe pimeleoides 'Quicksilver'

Hebe 'Pink Paradise' (PBR)

Hebe 'Pink Pixie'

Hebe [Purple Shamrock] = 'Neprock' (PBR) (v)

Hebe raoulii

Hebe recurva

Hebe 'Red Edge'

Hebe salicifolia

Hebe 'Sapphire'

Hebe 'Silver Dollar' (v)

Hebe 'Silver Queen' (v)

Hebe 'Spender's Seedling' Hort.

Hebe topiaria 'Doctor Favier'

Hebe traversii

Hebe 'Wiri Cloud'

Hebe 'Wiri Dawn'

Hebe 'Youngii'

Hedera colchica 'Dentata Variegata' (v)

Hedera helix 'Anna Marie' (v)

Hedera helix 'Buttercup'

Hedera helix 'Cavendishii' (v)

Hedera helix 'Congesta'

Hedera helix 'Conglomerata'

Hedera helix 'Glacier' (v)

Hedera helix 'Green Ripple'

Hedera helix 'Ivalace'

Hedera helix 'Oro di Bogliasco' (v)

Hedera hibernica 'Lobata Major'

Helenium 'Moerheim Beauty'

Helenium 'Rotgold' Foerster

Helianthemum apenninum

Helianthemum 'Ben Afflick'

Helianthemum 'Ben Dearg'

Helianthemum 'Ben Fhada'

Helianthemum 'Ben Heckla'

Helianthemum 'Ben Hope'

Helianthemum 'Ben Ledi'

Helianthemum 'Ben More'

Helianthemum 'Ben Nevis'

Helianthemum 'Bunbury'

Helianthemum 'Cerise Queen' (d)

Helianthemum 'Chocolate Blotch'

Helianthemum 'Cornish Cream'

Helianthemum 'Fire Dragon'

Helianthemum 'Georgeham'

Helianthemum 'Hartswood Ruby'

Helianthemum 'Henfield Brilliant'

Helianthemum 'Highdown'

Helianthemum 'Highdown Apricot'

Helianthemum 'Jubilee' (d)

Helianthemum 'Lawrenson's Pink'

Helianthemum 'Mrs C.W. Earle' (d)

Helianthemum 'Mrs Moules'

Helianthemum oelandicum

Helianthemum 'Old Gold'

Helianthemum 'Praecox'

Helianthemum 'Prostrate Orange'

Helianthemum 'Raspberry Ripple'

Helianthemum 'Razzle Dazzle' (v)

Helianthemum 'Rhodanthe Carneum'

Helianthemum 'Rose of Leeswood' (d)

Helianthemum 'Roxburgh Gold'

Helianthemum 'Salmon Queen'

Helianthemum 'Shot Silk'

Helianthemum 'Sterntaler'

Helianthemum 'Sunbeam'

Helianthemum 'Supreme'

Helianthemum 'The Bride'

Helianthemum 'Wisley Primrose'

Helichrysum italicum

Helichrysum italicum 'Korma' (PBR)

Helichrysum italicum subsp. serotinum

Helichrysum microphyllum ambig.

Helichrysum milfordiae

Helichrysum thianschanicum

Heliopsis helianthoides var. scabra 'Sommersonne'

Helleborus argutifolius

Helleborus foetidus

Helleborus × hybridus

Helleborus × hybridus Ashwood Garden hybrids

Helleborus × hybridus 'Tutu' (PBR)

Helleborus lividus

Helleborus niger

Helleborus niger 'HGC Jacob' (PBR)

Helleborus niger 'HGC Josef Lemper' (PBR)

Helleborus orientalis Lam. subsp. abchasicus (A. Braun) B. Mathew Early Purple Group

Helleborus viridis

Hemerocallis 'Bali Hai'

Hemerocallis 'Black Knight'

Hemerocallis 'Burning Daylight'

Hemerocallis 'Chicago Royal Robe'

Hemerocallis 'Croesus'

Hemerocallis 'Double Cutie' (d)

Hemerocallis 'Eenie Weenie'

Hemerocallis 'Frans Hals'

Hemerocallis fulva

Hemerocallis fulva 'Flore Pleno' (d)

Hemerocallis 'Giant Moon'

Hemerocallis [Golden Zebra] = 'Malja' (PBR) (v)

Hemerocallis 'Grape Velvet'

Hemerocallis 'Happy Returns'

Hemerocallis 'Joan Senior'

Hemerocallis 'Little Wine Cup'

Hemerocallis 'Longfield's Pride'

Hemerocallis miniature hybrids

Hemerocallis minor

Hemerocallis 'Moonlight Masquerade'

Hemerocallis 'Pink Lady'

Hemerocallis 'Raspberry Candy'

Hemerocallis 'Sammy Russell'

Hemerocallis 'Stella de Oro'

Hepatica nobilis

Hesperantha coccinea f. alba

Hesperantha coccinea 'Fenland Daybreak'

Hesperantha coccinea 'Jennifer'

Hesperantha coccinea 'Maiden's Blush'

Hesperantha coccinea 'Major'

Hesperantha coccinea 'Mollie Gould'

Hesperantha coccinea 'Mrs Hegarty'

Hesperantha coccinea 'Wilfred H. Bryant'

Hesperis matronalis

Heuchera Bressingham hybrids

Heuchera 'Chocolate Ruffles' (PBR)

Heuchera 'Crimson Curls'

Heuchera [Ebony and Ivory] = 'E and I' (PBR)

Heuchera [Key Lime Pie] = 'Tnheu042' (PBR) (Dolce Series)

Heuchera 'LeuchtkÀfer'

Heuchera micrantha

Heuchera 'Plum Pudding' (PBR)

Heuchera pulchella

Heuchera sanguinea 'White Cloud' (v)

Heuchera villosa 'Palace Purple'

× Heucherella alba 'Bridget Bloom'

Hibiscus leopoldii

Hibiscus syriacus 'Oiseau Bleu'

Hibiscus syriacus 'Red Heart'

Hibiscus syriacus 'Woodbridge'

Holcus mollis 'Albovariegatus' (v)

Horminum pyrenaicum

Hosta 'August Moon'

Hosta 'Blue Cup' (sieboldiana)

Hosta 'Chinese Sunrise' (v)

Hosta 'Fire and Ice' (v)

Hosta fortunei var. albopicta (v)

Hosta fortunei var. albopicta f. aurea

Hosta 'Frances Williams' (sieboldiana) (v)

Hosta (Tardiana Group) 'June' (PBR) (v)

Hosta lancifolia

Hosta 'Royal Standard'

Hosta sieboldiana

Hosta sieboldiana var. elegans

Hosta tokudama f. aureo-nebulosa (v)

Hosta undulata var. albomarginata

Hosta 'Zounds'

Houttuynia cordata 'Chameleon' (v)

Houttuynia cordata 'Flore Pleno' (d)

Hyacinthoides non-scripta

Hydrangea aspera Villosa Group

Hydrangea macrophylla 'Lanarth White' (L)

Hydrangea macrophylla 'Madame Emile MouillĂšre' (H)

Hydrangea macrophylla 'Mariesii Grandiflora' (L)

Hydrangea macrophylla 'Möwe' (Teller Series) (L)

Hydrangea macrophylla 'Pia' (H)

Hydrangea macrophylla 'Quadricolor' (L/v)

Hydrangea paniculata 'Tardiva'

Hydrangea quercifolia

Hymenoxys hoopesii

Hypericum cerastioides

Hypericum coris

Hypericum henryi

Hypericum 'Hidcote'

Hypericum 'Hidcote Variegated' (v)

Hypericum × moserianum

Hypericum olympicum

Hypericum olympicum f. minus

Hypericum olympicum f. minus 'Sulphureum'

Hypericum perforatum

Hyssopus officinalis

Hyssopus officinalis f. albus

Iberis gibraltarica

Iberis sempervirens

Iberis sempervirens 'Weisser Zwerg'

Ilex × altaclerensis 'Golden King' (f/v)

Ilex × altaclerensis 'Lawsoniana' (f/v)

Ilex aquifolium 'Argentea Marginata' (f/v)

Ilex aquifolium 'Argentea Marginata Pendula' (f/v)

Ilex aquifolium 'Bacciflava' (f)

Ilex aquifolium 'Golden Queen' (m/v)

Ilex aquifolium 'Golden van Tol' (f/v)

Ilex aquifolium 'Handsworth New Silver' (f/v)

Ilex aquifolium 'J.C. van Tol' (f)

Ilex aquifolium 'Madame Briot' (f/v)

Ilex aquifolium 'Pyramidalis' (f)

Ilex × meserveae [Blue Angel] = 'Conang' (f)

Impatiens niamniamensis 'Congo Cockatoo'

Imperata cylindrica 'Rubra'

Incarvillea delavayi

Indigofera pseudotinctoria

Inula helenium

Inula orientalis

Ipheion uniflorum

Ipheion uniflorum 'Wisley Blue'

Iris 'Amethyst Flame' (TB)

Iris 'Benton Dierdre' (TB)

Iris 'Braithwaite' (TB)

Iris 'Brighteyes' (IB)

Iris bulleyana

Iris 'Buttermere' (TB)

Iris 'Caesar' (Sib)

Iris 'Cascade Sprite' (SDB)

Iris 'Cliffs of Dover' (TB)

Iris 'Cloudcap' (TB)

Iris cristata

Iris 'Derwentwater' (TB)

Iris domestica

Iris 'Ennerdale' (TB)

Iris ensata

Iris ensata 'Variegata' (v)

Iris foetidissima

Iris 'Golden Alps' (TB)

Iris 'Granada Gold' (TB)

Iris innominata

Iris 'Jane Phillips' (TB)

Iris 'Lemon Flare' (SDB)

Iris 'Limelight' (TB)

Iris 'Little Shadow' (IB)

Iris 'Lodore' (TB)

Iris pallida

Iris 'Party Dress' (TB)

Iris 'Perry's Blue' (Sib)

Iris 'Pogo' (SDB)

Iris pumila 'Violacea' (DB)

Iris 'Red Orchid' (IB)

Iris 'Staten Island' (TB)

Iris 'Tarn Hows' (TB)

Iris 'Top Flight' (TB)

Iris 'Total Eclipse' (TB)

Iris unguicularis

Iris versicolor

Iris versicolor 'Kermesina'

Iris 'White City' (TB)

Isatis tinctoria

Isotoma axillaris 'Fairy Carpet'

Itea ilicifolia

Jasione heldreichii

Jasione laevis

Jasminum beesianum

Jasminum humile 'Revolutum'

Jasminum nudiflorum

Jasminum nudiflorum 'Aureum'

Jasminum officinale f. affine

Jasminum officinale 'Aureum' (v)

Jasminum polyanthum

Jasminum × stephanense

Jovibarba allionii 'Oki'

Juniperus communis 'Hornibrookii'

Kalmia angustifolia

Kerria japonica 'Golden Guinea'

Kerria japonica 'Picta' (v)

Kerria japonica 'Pleniflora' (d)

Kirengeshoma palmata

Knautia macedonica

Kniphofia 'Green Jade'

Kniphofia 'Ice Queen'

Kniphofia 'Little Maid'

Kniphofia 'Percy's Pride'

Kniphofia 'Pfitzeri'

Kniphofia 'Sunningdale Yellow'

Kniphofia 'Tawny King'

Kniphofia 'Timothy'

Kniphofia triangularis subsp. triangularis

Kniphofia 'Tuckii'

Kniphofia uvaria

Kolkwitzia amabilis

Kolkwitzia amabilis 'Pink Cloud'

Laburnum anagyroides

Lamium galeobdolon

Lamium galeobdolon 'Hermann's Pride'

Lamium maculatum

Lamium maculatum 'Album'

Lamium maculatum 'Beacon Silver'

Lamium maculatum 'Golden Wedding'

Lamium maculatum 'Margery Fish'

Lamprocapnos spectabilis

Lamprocapnos spectabilis 'Alba'

Lathyrus latifolius

Lathyrus latifolius 'Albus'

Lathyrus nervosus

Lathyrus vernus

Lathyrus vernus f. roseus

Laurus nobilis

Laurus nobilis variegated (v)

Lavandula angustifolia 'Arctic Snow'

Lavandula angustifolia 'Ashdown Forest'

Lavandula angustifolia [Blue Ice] = 'Dow3' (PBR)

Lavandula angustifolia 'Cedar Blue'

Lavandula angustifolia 'Dwarf Blue'

Lavandula angustifolia 'Ellagance Ice'

Lavandula angustifolia 'Ellagance Purple'

Lavandula angustifolia 'Ellagance Sky'

Lavandula angustifolia 'Folgate'

Lavandula angustifolia 'Hidcote'

Lavandula angustifolia 'Hidcote Pink'

Lavandula angustifolia 'Imperial Gem'

Lavandula angustifolia [Little Lady] = 'Batlad'

Lavandula angustifolia 'Loddon Blue'

Lavandula angustifolia 'Loddon Pink'

Lavandula angustifolia [Melissa Lilac] = 'Dow4' (PBR)

Lavandula angustifolia [Miss Muffet] = 'Scholmis'

Lavandula angustifolia 'Munstead'

Lavandula angustifolia 'Nana Alba'

Lavandula angustifolia 'Rosea'

Lavandula angustifolia 'Silver Mist'

Lavandula angustifolia 'Twickel Purple'

Lavandula × chaytoriae 'Richard Gray'

Lavandula × chaytoriae 'Sawyers'

Lavandula dentata

Lavandula dentata var. candicans

Lavandula 'Devonshire Compact'

Lavandula × ginginsii 'Goodwin Creek Grey'

Lavandula × intermedia 'Arabian Night' ambig.

Lavandula × intermedia Dutch Group

Lavandula × intermedia 'Edelweiss'

Lavandula × intermedia 'Grosso'

Lavandula × intermedia 'Lullingstone Castle'

Lavandula × intermedia 'Pale Pretender'

Lavandula × intermedia 'Seal'

Lavandula × intermedia [Walberton's Silver Edge] = 'Walvera' (v)

Lavandula lanata

Lavandula pedunculata subsp. pedunculata

Lavandula 'Regal Splendour' (PBR)

Lavandula stoechas 'Antibes' (Provençal Series)

Lavandula stoechas 'Avignon' (Provençal Series)

Lavandula stoechas 'Purley'

Lavandula stoechas subsp. stoechas f. rosea 'Kew Red'

Lavandula [Tiara] = 'Fair 10' (PBR)

Lavandula viridis

Lavandula 'Willow Vale'

Lavatera × clementii 'Barnsley'

Lavatera × clementii 'Kew Rose'

Lavatera olbia

Leontopodium alpinum

Leonurus cardiaca

Leptinella potentillina

Leucanthemum × superbum 'Aglaia' (d)

Leucanthemum × superbum 'BeautĂ© Nivelloise'

Leucanthemum × superbum 'Esther Read' (d)

Leucanthemum × superbum 'Everest'

Leucanthemum × superbum 'Silberprinzesschen'

Leucanthemum × superbum 'Snow Lady'

Leucanthemum × superbum 'Sonnenschein'

Leucanthemum × superbum 'Starburst' (d)

Leucanthemum × superbum 'Wirral Supreme' (d)

Leucojum aestivum

Leucojum vernum

Leucothoe fontanesiana 'Rainbow' (v)

Leucothoe fontanesiana 'Rollissonii'

Levisticum officinale

Lewisia cotyledon Ashwood strain

Liatris pycnostachya

Liatris spicata

Liatris spicata 'Kobold'

Libertia formosa

Libertia grandiflora

Ligularia 'Britt Marie Crawford' (PBR)

Ligularia dentata

Ligularia przewalskii

Ligusticum scoticum

Lilium African Queen Group (VI-/a)

Lilium candidum (IXb/a)

Lilium 'Fire King' (Ib/d)

Lilium 'Gran Paradiso' (Ia/b)

Lilium martagon (IXc/d)

Lilium speciosum var. rubrum (IXb-c/d)

Limonium platyphyllum

Linaria alpina

Linaria purpurea

Linaria purpurea 'Canon Went'

Linum flavum 'Compactum'

Liriope muscari

Lithodora diffusa 'Heavenly Blue'

Lobelia cardinalis

Lobelia cardinalis 'Queen Victoria'

Lobelia laxiflora var. angustifolia

Lobelia siphilitica

Lobelia siphilitica 'Alba'

Lobelia × speciosa 'Fan Tiefrot' (Fan Series)

Lobelia × speciosa 'Fan Zinnoberrosa' (Fan Series)

Lobelia × speciosa 'Hadspen Purple' (PBR)

Lobelia × speciosa 'Vedrariensis'

Lonicera × americana (Miller) K. Koch

Lonicera × heckrottii 'Gold Flame' hort.

Lonicera × italica [Harlequin] = 'Sherlite' (PBR) (v)

Lonicera japonica 'Aureoreticulata' (v)

Lonicera japonica 'Halliana'

Lonicera japonica var. repens

Lonicera nitida 'Silver Beauty' (v)

Lonicera periclymenum 'Belgica'

Lonicera periclymenum 'Serotina'

Lonicera pileata

Lonicera × purpusii

Lonicera × purpusii 'Winter Beauty'

Lonicera similis var. delavayi

Lonicera × tellmanniana

Lotus hirsutus

Luma apiculata

Luma apiculata 'Glanleam Gold' (v)

Luma apiculata 'Penlee'

Luma apiculata 'Saint Hilary' (v)

Luma chequen

Lupinus arboreus

Lupinus Minarette Group

Lupinus Russell hybrids

Lychnis × arkwrightii 'Vesuvius'

Lychnis chalcedonica

Lychnis chalcedonica 'Salmonea'

Lychnis coronaria

Lychnis coronaria 'Alba'

Lychnis flos-jovis

Lychnis × haageana

Lychnis viscaria subsp. atropurpurea

Lysimachia ciliata 'Firecracker'

Lysimachia clethroides 'Lady Jane'

Lysimachia nummularia 'Aurea'

Lysimachia punctata L.

Lysimachia punctata 'Alexander' (v)

Lythrum salicaria

Lythrum salicaria 'The Beacon'

Lythrum virgatum 'Rosy Gem'

Macleaya cordata (Willd.) R. Br.

Magnolia grandiflora 'Exmouth'

Magnolia 'Raspberry Ice'

Magnolia × soulangeana 'Lennei'

Magnolia × soulangeana 'Rustica Rubra'

Magnolia 'Sunburst'

× Mahoberberis miethkeana

Mahonia japonica

Mahonia × media 'Buckland'

Mahonia × media 'Charity'

Mahonia × media 'Winter Sun'

Mahonia × wagneri 'Undulata'

Maianthemum bifolium

Maianthemum racemosum

Malva alcea var. fastigiata

Malva sylvestris

Marrubium vulgare

Matteuccia struthiopteris

Melissa officinalis

Melissa officinalis 'All Gold'

Melissa officinalis 'Aurea' (v)

Mentha aquatica

Mentha arvensis 'Banana'

Mentha 'Berries and Cream'

Mentha cervina

Mentha × gracilis 'Variegata' (v)

Mentha Nile Valley mint

Mentha × piperita black peppermint

Mentha × piperita f. citrata 'Basil'

Mentha × piperita f. citrata 'Chocolate'

Mentha × piperita f. citrata 'Grapefruit'

Mentha × piperita f. citrata 'Lemon'

Mentha × piperita f. citrata 'Lime'

Mentha × piperita f. citrata 'Orange'

Mentha pulegium

Mentha requienii

Mentha × smithiana

Mentha spicata

Mentha spicata var. crispa

Mentha spicata var. crispa 'Moroccan'

Mentha spicata 'Guernsey'

Mentha spicata 'Spanish'

Mentha spicata 'Tashkent'

Mentha suaveolens

Mentha suaveolens 'Variegata' (v)

Mertensia virginica

Micromeria

Milium effusum 'Aureum'

Mimulus × burnetii

Mimulus cupreus 'Whitecroft Scarlet'

Mimulus guttatus

Mimulus 'Highland Red'

Mimulus lewisii

Mimulus ringens

Mimulus 'Wisley Red'

Mirabilis jalapa

Miscanthus sinensis 'China'

Miscanthus sinensis 'Ferner Osten'

Miscanthus sinensis 'Flamingo'

Miscanthus sinensis 'Gracillimus'

Miscanthus sinensis 'Graziella'

Miscanthus sinensis 'Little Zebra' (PBR) (v)

Miscanthus sinensis 'Malepartus'

Miscanthus sinensis 'Morning Light' (v)

Miscanthus sinensis 'PĂŒnktchen' (v)

Miscanthus sinensis 'Red Star'

Miscanthus sinensis 'Strictus' (v)

Miscanthus sinensis 'Variegatus' (v)

Miscanthus sinensis 'Yakushima Dwarf'

Modiolastrum lateritium

Molinia caerulea subsp. caerulea 'Variegata' (v)

Monarda citriodora

Monarda menthifolia

Monarda 'PrÀrienacht'

Muhlenbergia mexicana

Muscari armeniacum

Muscari botryoides 'Album'

Myosotis scorpioides

Myrrhis odorata

Myrtus communis

Myrtus communis 'Pyewood Park'

Myrtus communis subsp. tarentina

Myrtus communis subsp. tarentina 'Microphylla Variegata' (v)

Nandina domestica

Narcissus bulbocodium (13)

Narcissus cyclamineus (13)

Narcissus 'February Gold' (6)

Narcissus 'Peeping Tom' (6)

Nepeta cataria 'Citriodora'

Nepeta × faassenii

Nepeta govaniana

Nepeta nervosa 'Blue Moon'

Nepeta phyllochlamys

Nepeta [Pink Candy]

Nepeta 'Six Hills Giant'

Nepeta subsessilis

Nerine bowdenii

Nicandra physalodes 'Violacea'

Nipponanthemum nipponicum

Ocimum 'African Blue'

Ocimum × africanum [Pesto Perpetuo] = 'Perpetuo' (PBR) (v)

Ocimum basilicum

Ocimum basilicum 'Dark Opal'

Oenothera biennis

Oenothera fruticosa subsp. glauca

Oenothera macrocarpa

Oenothera perennis

Oenothera speciosa

Olearia × haastii

Olearia macrodonta

Olearia ramulosa 'Blue Stars'

Omphalodes cappadocica

Omphalodes cappadocica 'Lilac Mist'

Omphalodes cappadocica 'Starry Eyes'

Omphalodes verna 'Alba'

Ophiopogon planiscapus 'Nigrescens'

Origanum 'Barbara Tingey'

Origanum 'Hot and Spicy'

Origanum laevigatum 'Herrenhausen'

Origanum laevigatum 'Hopleys'

Origanum laevigatum 'Purple Charm'

Origanum majorana

Origanum onites

Origanum vulgare

Origanum vulgare 'Acorn Bank'

Origanum vulgare 'Aureum'

Origanum vulgare 'Aureum Crispum'

Origanum vulgare 'Compactum'

Origanum vulgare 'Country Cream' (v)

Origanum vulgare 'Gold Tip' (v)

Origanum vulgare subsp. hirtum 'Greek'

Origanum vulgare 'Nanum'

Origanum vulgare 'Polyphant' (v)

Ornithogalum umbellatum

Osmanthus × burkwoodii

Osmanthus delavayi

Osmanthus heterophyllus

Osmanthus heterophyllus 'Variegatus' (v)

Osmunda regalis

Osteospermum jucundum

Oxalis adenophylla

Oxalis depressa

Pachysandra terminalis 'Variegata' (v)

Paeonia delavayi (S)

Paeonia delavayi var. delavayi f. lutea (S)

Paeonia lactiflora 'Duchesse de Nemours'

Paeonia lactiflora 'Karl Rosenfield'

Paeonia lactiflora 'Sarah Bernhardt'

Paeonia officinalis 'Rubra Plena' (d)

Panicum virgatum 'Heavy Metal'

Panicum virgatum 'Shenandoah'

Papaver lateritium

Papaver orientale

Papaver orientale 'Curlilocks'

Papaver orientale Goliath Group

Papaver orientale (Goliath Group) 'Beauty of Livermere'

Papaver orientale 'Mrs Perry'

Parahebe × bidwillii

Parahebe catarractae

Parahebe catarractae 'Rosea'

Parahebe catarractae white-flowered

Parahebe lyallii

Parahebe perfoliata

Paronychia capitata

Parthenocissus henryana

Parthenocissus quinquefolia

Parthenocissus tricuspidata 'Beverley Brook'

Paulownia tomentosa

Penstemon 'Alice Hindley'

Penstemon 'Andenken an Friedrich Hahn'

Penstemon 'Apple Blossom'

Penstemon barbatus

Penstemon 'Blackbird'

Penstemon 'Burgundy'

Penstemon campanulatus

Penstemon 'Castle Forbes'

Penstemon 'Charles Rudd'

Penstemon 'Connie's Pink'

Penstemon 'Countess of Dalkeith'

Penstemon digitalis 'Husker Red'

Penstemon [Etna] = 'Yatna'

Penstemon 'Evelyn'

Penstemon 'Flamingo'

Penstemon fruticosus var. scouleri 'Amethyst'

Penstemon [Fujiyama] = 'Yayama' (PBR)

Penstemon 'George Home'

Penstemon hartwegii 'Albus'

Penstemon heterophyllus

Penstemon 'Hewell Pink Bedder'

Penstemon 'Hidcote Pink'

Penstemon 'John Nash'

Penstemon [Kilimanjaro] = 'Yajaro'

Penstemon 'King George V'

Penstemon 'Lilac and Burgundy'

Penstemon lyallii

Penstemon 'Maurice Gibbs'

Penstemon × mexicanus 'Sunburst Amethyst'

Penstemon 'Modesty'

Penstemon 'Mother of Pearl'

Penstemon 'Myddelton Gem'

Penstemon newberryi subsp. sonomensis

Penstemon 'Osprey'

Penstemon ovatus

Penstemon 'Overbury'

Penstemon 'Papal Purple'

Penstemon 'Pennington Gem'

Penstemon 'Pensham Amelia Jane'

Penstemon 'Pensham Avonbelle'

Penstemon 'Pensham Blackberry Ice'

Penstemon 'Pensham Charlotte Louise'

Penstemon 'Pensham Czar'

Penstemon 'Pensham Freshwater Pearl'

Penstemon 'Pensham Jessica Mai'

Penstemon 'Pensham Just Jayne'

Penstemon 'Pensham Miss Wilson'

Penstemon 'Pensham Wedding Bells'

Penstemon 'Pershore Carnival'

Penstemon 'Pershore Pink Necklace'

Penstemon 'Purple Bedder'

Penstemon 'Raven'

Penstemon rupicola 'Conwy Lilac'

Penstemon 'Schoenholzeri'

Penstemon 'Southgate Gem'

Penstemon 'Stapleford Gem'

Penstemon 'Thorn'

Penstemon [Vesuvius] = 'Yasius'

Penstemon 'White Bedder'

Penstemon 'Windsor Red'

Penstemon 'Woodpecker'

Perovskia 'Blue Spire'

Persicaria affinis 'Donald Lowndes'

Persicaria amplexicaulis 'Atrosanguinea'

Persicaria bistorta

Persicaria odorata

Persicaria vacciniifolia

Petrocoptis pyrenaica

Petrorhagia saxifraga

Petroselinum crispum

Petroselinum crispum French

Petroselinum crispum 'Moss Curled'

Petroselinum crispum var. neapolitanum plain-leaved

Petroselinum crispum var. tuberosum

Philadelphus 'Avalanche'

Philadelphus 'Beauclerk'

Philadelphus 'Bouquet Blanc'

Philadelphus coronarius 'Variegatus' (v)

Philadelphus 'Innocence' (v)

Philadelphus 'Silberregen'

Philadelphus 'Sybille'

Phlomis fruticosa

Phlomis italica

Phlomis russeliana

Phlox adsurgens 'Wagon Wheel'

Phlox douglasii

Phlox douglasii 'Boothman's Variety'

Phlox douglasii 'Sprite'

Phlox paniculata 'Blue Boy'

Phlox paniculata 'Blushing Bride'

Phlox paniculata 'Brigadier'

Phlox paniculata 'Caroline van den Berg'

Phlox paniculata 'Chintz'

Phlox paniculata 'Graf Zeppelin'

Phlox paniculata 'Iris'

Phlox paniculata 'Lady Clare'

Phlox paniculata 'Laura'

Phlox paniculata 'Le Mahdi'

Phlox paniculata 'Mount Fuji'

Phlox paniculata 'Mrs A.E. Jeans'

Phlox paniculata 'Newbird'

Phlox paniculata 'Norah Leigh' (v)

Phlox paniculata 'Starfire'

Phlox paniculata 'White Admiral'

Phlox paniculata 'Windsor'

Phlox stolonifera 'Blue Ridge'

Phlox subulata 'Apple Blossom'

Phlox subulata 'Oakington Blue Eyes'

Phlox subulata 'Red Wings'

Phlox subulata 'Temiskaming'

Phormium cookianum subsp. hookeri 'Tricolor' (v)

Phormium tenax 'Variegatum' (v)

Photinia davidiana

Photinia davidiana 'Palette' (v)

Photinia × fraseri [Pink Marble] = 'Cassini' (v)

Photinia × fraseri 'Red Robin'

Phuopsis stylosa

Phygelius capensis

Phygelius × rectus 'Moonraker'

Phygelius 'Rory' (PBR)

Phyla nodiflora

Phyllodoce aleutica

Phyllodoce empetriformis

Physalis alkekengi var. franchetii

Physocarpus 'Burning Embers'

Physocarpus opulifolius 'Dart's Gold'

Physostegia virginiana

Physostegia virginiana var. speciosa 'Variegata' (v)

Physostegia virginiana 'Summer Snow'

Physostegia virginiana 'Vivid'

Phyteuma scheuchzeri

Phytolacca americana

Phytolacca icosandra Purpurascens Group

Phytolacca polyandra

Picea abies 'Nidiformis'

Picea glauca var. albertiana 'Conica'

Pieris 'Flaming Silver' (v)

Pieris 'Forest Flame'

Pieris japonica 'Little Heath' (v)

Pieris japonica 'Pink Delight'

Pieris japonica Taiwanensis Group

Piptanthus nepalensis

Pittosporum tenuifolium

Pittosporum tenuifolium 'Golden King'

Pittosporum tenuifolium 'Irene Paterson' (m/v)

Pittosporum tenuifolium 'Purpureum' (m)

Pittosporum tenuifolium 'Tom Thumb'

Plantago major 'Rosularis'

Platycodon grandiflorus

Platycodon grandiflorus 'Hakone Double Blue' (d)

Platycodon grandiflorus 'Mariesii'

Plectranthus madagascariensis 'Variegated Mintleaf' (v)

Pleioblastus pygmaeus

Pleioblastus viridistriatus

Plumbago auriculata

Podocarpus nivalis

Polemonium archibaldiae

Polemonium caeruleum

Polemonium caeruleum subsp. caeruleum f. albiflorum

Polygala chamaebuxus

Polygonatum multiflorum L.

Polypodium vulgare

Polypodium vulgare 'Congestum Cristatum'

Polypodium vulgare 'Cornubiense Grandiceps'

Polystichum aculeatum

Polystichum munitum

Polystichum polyblepharum

Polystichum rigens

Polystichum setiferum

Polystichum setiferum Acutilobum Group

Polystichum setiferum Congestum Group

Polystichum setiferum Cristatum Group

Polystichum setiferum Divisilobum Group

Polystichum setiferum (Divisilobum Group) 'Divisilobum Iveryanum'

Polystichum setiferum 'Hirondelle'

Polystichum setiferum Multilobum Group

Polystichum setiferum plumosum grande 'Moly'

Polystichum setiferum 'Wakeleyanum'

Polystichum tsussimense

Populus alba f. pyramidalis

Potentilla atrosanguinea

Potentilla atrosanguinea var. argyrophylla

Potentilla crantzii

Potentilla fruticosa 'Elizabeth'

Potentilla fruticosa 'Goldstar'

Potentilla fruticosa 'Hopleys Orange'

Potentilla fruticosa 'Jackman's Variety'

Potentilla fruticosa 'Katherine Dykes'

Potentilla fruticosa 'Limelight'

Potentilla fruticosa 'Pink Beauty' (PBR)

Potentilla fruticosa [Princess] = 'Blink'

Potentilla fruticosa 'Red Ace'

Potentilla fruticosa 'Sunset'

Potentilla fruticosa 'Tangerine'

Potentilla fruticosa 'Tilford Cream'

Potentilla 'Gibson's Scarlet'

Potentilla glandulosa subsp. nevadensis

Potentilla megalantha

Potentilla nepalensis 'Miss Willmott'

Potentilla neumanniana 'Nana'

Potentilla nitida

Potentilla nitida 'Rubra'

Potentilla recta 'Warrenii'

Potentilla × tonguei

Potentilla 'William Rollisson'

Pratia pedunculata

Pratia pedunculata 'County Park'

Primula auricula alpine mixed (Au/A)

Primula bulleyana (Pf)

Primula denticulata (De)

Primula denticulata 'Rubin' (De)

Primula rosea 'Grandiflora' (Or)

Primula sieboldii (Co)

Primula vulgaris subsp. sibthorpii (Pr/Prim)

Primula 'Wanda' (Pr/Prim)

Prostanthera cuneata

Prunella grandiflora

Prunella grandiflora 'Pink Loveliness'

Prunus cerasifera 'Nigra'

Prunus glandulosa 'Alba Plena' (d)

Prunus glandulosa 'Sinensis' (d)

Prunus incisa 'Kojo-no-mai'

Prunus incisa 'Oshidori' (d)

Prunus laurocerasus 'Rotundifolia'

Prunus laurocerasus 'Variegata' ambig. (v)

Prunus laurocerasus 'Zabeliana'

Prunus triloba 'Multiplex' (d)

Ptelea trifoliata

Pterocephalus perennis

Pulmonaria angustifolia

Pulmonaria angustifolia 'Azurea'

Pulmonaria angustifolia 'Munstead Blue'

Pulmonaria 'Lewis Palmer'

Pulmonaria longifolia 'Bertram Anderson'

Pulmonaria 'Roy Davidson'

Pulmonaria rubra

Pulmonaria rubra 'Redstart'

Pulmonaria saccharata

Pulmonaria saccharata 'Alba'

Pulsatilla alpina

Pulsatilla pratensis

Pulsatilla vulgaris

Pulsatilla vulgaris var. rubra

Punica granatum var. nana

Pyracantha [Alexander Pendula] = 'Renolex'

Pyracantha coccinea 'Red Cushion'

Pyracantha 'Golden Charmer'

Pyracantha 'Mohave'

Pyracantha 'Orange Glow'

Pyracantha 'Teton'

Ramonda myconi

Ranunculus aconitifolius 'Flore Pleno' (d)

Ranunculus acris 'Flore Pleno' (d)

Ranunculus ficaria var. aurantiacus

Ranunculus ficaria Flore Pleno Group (d)

Ranunculus gramineus

Raoulia hookeri

Rehmannia elata

Reseda lutea

Rhaphiolepis × delacourii

Rheum palmatum var. tanguticum

Rhodanthemum hosmariense

Rhodiola rosea

Rhododendron luteum (A)

Rhododendron Mollis, orange-flowered (M)

Rhododendron Mollis, pink-flowered (M)

Rhododendron Mollis, yellow-flowered (M)

Rhododendron ponticum 'Variegatum' (v)

Ribes alpinum

Ribes laurifolium (f)

Ribes nigrum 'Ben Connan' (PBR) (B)

Ribes nigrum 'Ben Lomond' (PBR) (B)

Ribes nigrum 'Ben Sarek' (B)

Ribes nigrum 'Ben Tirran' (PBR) (B)

Ribes odoratum

Ribes rubrum 'Jonkheer van Tets' (R)

Ribes rubrum 'Laxton's Number One' (R)

Ribes sanguineum 'Brocklebankii'

Ribes sanguineum 'King Edward VII'

Ribes sanguineum 'Pulborough Scarlet'

Ribes sanguineum [White Icicle] = 'Ubric'

Rodgersia aesculifolia

Romanzoffia unalaschcensis

Romneya coulteri

Rosa banksiae (Ra)

Rosa spinosissima 'Mary, Queen of Scots'

Rosmarinus officinalis

Rosmarinus officinalis var. albiflorus

Rosmarinus officinalis var. albiflorus 'Lady in White'

Rosmarinus officinalis 'Alderney'

Rosmarinus officinalis var. angustissimus 'Benenden Blue'

Rosmarinus officinalis var. angustissimus 'Corsican Blue'

Rosmarinus officinalis 'Aureus' (v)

Rosmarinus officinalis 'Barbecue' (PBR)

Rosmarinus officinalis 'Blue Lagoon'

Rosmarinus officinalis 'Farinole'

Rosmarinus officinalis 'Fota Blue'

Rosmarinus officinalis 'Foxtail'

Rosmarinus officinalis 'Gorizia'

Rosmarinus officinalis 'Green Ginger'

Rosmarinus officinalis 'Haifa'

Rosmarinus officinalis 'Marenca'

Rosmarinus officinalis 'McConnell's Blue'

Rosmarinus officinalis 'Miss Jessopp's Upright'

Rosmarinus officinalis 'Pointe du Raz'

Rosmarinus officinalis 'Primley Blue'

Rosmarinus officinalis Prostratus Group

Rosmarinus officinalis (Prostratus Group) 'Capri'

Rosmarinus officinalis (Prostratus Group) 'Rampant Boule'

Rosmarinus officinalis 'Roman Beauty' (PBR)

Rosmarinus officinalis 'Roseus'

Rosmarinus officinalis 'Severn Sea'

Rosmarinus officinalis 'Sissinghurst Blue'

Rosmarinus officinalis 'Sudbury Blue'

Rosmarinus officinalis 'Sunkissed'

Rosmarinus officinalis 'Tuscan Blue'

Rubus cockburnianus (F)

Rubus fruticosus 'Adrienne' (F)

Rubus fruticosus 'Merton Thornless' (F)

Rubus fruticosus 'Oregon Thornless' (F)

Rubus fruticosus 'Waldo' (F)

Rubus × loganobaccus 'Ly 59' (F)

Rubus Tayberry Group (F)

Rudbeckia fulgida 'City Garden'

Rudbeckia fulgida var. speciosa

Rudbeckia fulgida var. sullivantii 'Goldsturm'

Rudbeckia fulgida [Viette's Little Suzy] = 'Blovi'

Rudbeckia laciniata 'Goldquelle' (d)

Rudbeckia occidentalis 'Green Wizard'

Rudbeckia subtomentosa 'Henry Eilers'

Rumex acetosa

Rumex sanguineus

Rumex scutatus

Rumex scutatus 'Silver Shield'

Ruscus aculeatus

Ruta graveolens 'Jackman's Blue'

Ruta graveolens 'Variegata' (v)

Salix babylonica var. pekinensis 'Tortuosa'

Salix daphnoides

Salix elaeagnos subsp. angustifolia

Salix gracilistyla 'Melanostachys' (m)

Salix lapponum

Salix repens

Salvia amplexicaulis

Salvia apiana

Salvia elegans 'Golden Delicious'

Salvia elegans 'Scarlet Pineapple'

Salvia elegans 'Tangerine'

Salvia fruticosa

Salvia hians

Salvia × jamensis 'Hot Lips'

Salvia × jamensis 'Maraschino'

Salvia lavandulifolia

Salvia nemorosa

Salvia nemorosa 'Amethyst'

Salvia nemorosa 'Caradonna'

Salvia officinalis

Salvia officinalis 'Icterina' (v)

Salvia officinalis 'Purpurascens'

Salvia officinalis 'Tricolor' (v)

Salvia patens

Salvia pratensis Haematodes Group

Salvia roemeriana 'Bordeaux Steel Blue'

Salvia sclarea

Salvia × superba

Salvia × superba 'Merleau Rose'

Salvia × sylvestris 'Blaukönigin'

Salvia × sylvestris 'Viola Klose'

Salvia tiliifolia

Salvia uliginosa

Salvia verticillata 'Purple Rain'

Sambucus nigra f. porphyrophylla 'Eva' (PBR)

Sanguisorba minor

Santolina chamaecyparissus

Santolina chamaecyparissus 'Lemon Queen'

Santolina chamaecyparissus 'Nana'

Santolina pinnata subsp. neapolitana 'Edward Bowles'

Santolina rosmarinifolia

Santolina rosmarinifolia 'Lemon Fizz'

Santolina rosmarinifolia subsp. rosmarinifolia

Santolina rosmarinifolia subsp. rosmarinifolia 'Primrose Gem'

Saponaria ocymoides

Saponaria officinalis

Sarcandra glabra f. flava

Sarcococca confusa

Sarcococca hookeriana var. digyna

Sarcococca ruscifolia

Satureja hortensis

Satureja montana

Satureja spicigera

Saururus cernuus

Saxifraga 'Aureopunctata' (× urbium) (11/v)

Saxifraga caesia L. (8)

Saxifraga 'Cloth of Gold' (exarata subsp. moschata) (15)

Saxifraga 'Cuscutiformis' (stolonifera) (5)

Saxifraga 'Elf' (exarata subsp. moschata) (15)

Saxifraga fortunei (5)

Saxifraga 'Gregor Mendel' (× apiculata) (7)

Saxifraga juniperifolia (7)

Saxifraga oppositifolia (7)

Saxifraga paniculata (8)

Saxifraga 'Pixie' (15)

Saxifraga 'Primuloides' (umbrosa) (11)

Saxifraga 'Rosea' (paniculata) (8)

Saxifraga 'Salomonii' (× salmonica) (7)

Saxifraga sancta (7)

Saxifraga Southside Seedling Group (8)

Saxifraga 'Splendens' (oppositifolia) (7)

Saxifraga 'Sturmiana' (paniculata) (8)

Saxifraga umbrosa (11)

Saxifraga × urbium (11)

Saxifraga 'Variegata' (× urbium) (11/v)

Saxifraga 'Walter Ingwersen' (umbrosa) (11)

Saxifraga 'White Pixie' (15)

Scabiosa caucasica 'Clive Greaves'

Scabiosa caucasica 'Fama'

Scabiosa caucasica House's hybrids

Scabiosa columbaria subsp. ochroleuca

Scabiosa graminifolia

Scabiosa 'Pink Mist' (PBR)

Scilla siberica 'Spring Beauty'

Scutellaria alpina

Scutellaria scordiifolia

Securigera varia

Sedum cauticola

Sedum dasyphyllum

Sedum (Herbstfreude Group) 'Herbstfreude'

Sedum kamtschaticum var. floriferum 'Weihenstephaner Gold'

Sedum kamtschaticum var. kamtschaticum 'Variegatum' (v)

Sedum middendorffianum

Sedum oreganum

Sedum pluricaule

Sedum sexangulare

Sedum spathulifolium 'Cape Blanco'

Sedum spectabile

Sedum spurium

Sedum spurium 'Purpureum'

Sedum spurium 'Purpurteppich'

Sedum spurium 'Roseum'

Sedum spurium 'Schorbuser Blut'

Sedum stenopetalum 'Douglasii'

Sedum telephium

Semiaquilegia ecalcarata

Sempervivum 'Aladdin'

Sempervivum 'Alpha'

Sempervivum 'Amanda'

Sempervivum arachnoideum

Sempervivum arachnoideum var. bryoides

Sempervivum arachnoideum L. subsp. tomentosum (C.B. Lehm. & Schnittsp.) Schinz & Thell.

Sempervivum 'Atlantic'

Sempervivum atlanticum from OukaĂŻmeden, Morocco

Sempervivum balcanicum

Sempervivum ballsii

Sempervivum 'Bascour Zilver'

Sempervivum 'Bedivere'

Sempervivum 'Bella Meade'

Sempervivum 'Black Knight'

Sempervivum 'Black Mini'

Sempervivum 'Blood Tip'

Sempervivum 'Blue Boy'

Sempervivum 'Brock'

Sempervivum 'Bronco'

Sempervivum 'Bronze Pastel'

Sempervivum 'Brown Owl'

Sempervivum 'Café'

Sempervivum calcareum

Sempervivum calcareum from Colle St Michel, France

Sempervivum calcareum from Petite CeĂŒse, France

Sempervivum calcareum 'Extra'

Sempervivum calcareum 'Greenii'

Sempervivum calcareum 'Guillaumes'

Sempervivum calcareum 'Mrs Giuseppi'

Sempervivum calcareum 'Sir William Lawrence'

Sempervivum cantabricum subsp. guadarramense from Pico del Lobo, Spain, No 1

Sempervivum cantabricum subsp. urbionense

Sempervivum 'Cindy'

Sempervivum 'Colchicum'

Sempervivum 'Commander Hay'

Sempervivum 'Cupream'

Sempervivum 'Dallas'

Sempervivum 'Deep Fire'

Sempervivum 'Engle's'

Sempervivum erythraeum

Sempervivum 'Fire Glint'

Sempervivum 'Flanders Passion'

Sempervivum 'Frosty'

Sempervivum 'Gallivarda'

Sempervivum giuseppii

Sempervivum giuseppii from Peña EspigĂŒete, Spain

Sempervivum 'Granat'

Sempervivum 'Green Disk'

Sempervivum 'Green Dragon'

Sempervivum 'Grey Dawn'

Sempervivum 'Grey Owl'

Sempervivum 'Happy'

Sempervivum 'Hayling'

Sempervivum 'Heigham Red'

Sempervivum 'Icicle'

Sempervivum ingwersenii × Sempervivum pumilum

Sempervivum 'Irazu'

Sempervivum 'Jet Stream'

Sempervivum 'Jungle Fires'

Sempervivum 'Justine's Choice'

Sempervivum 'King George'

Sempervivum 'Korspelsegietje'

Sempervivum 'Kramer's Spinrad'

Sempervivum 'Lavender and Old Lace'

Sempervivum 'Lilac Time'

Sempervivum 'Lively Bug'

Sempervivum 'Lonzo'

Sempervivum macedonicum

Sempervivum 'Mahogany'

Sempervivum marmoreum

Sempervivum 'Mercury'

Sempervivum montanum subsp. stiriacum

Sempervivum 'Mount Hood'

Sempervivum 'Mulberry Wine'

Sempervivum nevadense

Sempervivum 'Nico'

Sempervivum 'Norbert'

Sempervivum octopodes var. apetalum

Sempervivum 'Ohio Burgundy'

Sempervivum 'Patrician'

Sempervivum 'Pekinese'

Sempervivum 'Petsy'

Sempervivum 'Pilatus'

Sempervivum 'Pink Mist'

Sempervivum 'Pippin'

Sempervivum 'Pseudo-ornatum'

Sempervivum pumilum

Sempervivum pumilum from Techensis, Caucasus Mountains

Sempervivum 'Purple Queen'

Sempervivum 'Quintessence'

Sempervivum 'Red Devil'

Sempervivum 'Red Mountain'

Sempervivum reginae-amaliae

Sempervivum 'Reginald Malby'

Sempervivum 'Reinhard'

Sempervivum 'Rosie'

Sempervivum 'Rubin'

Sempervivum ruthenicum

Sempervivum 'Saturn'

Sempervivum 'Silberspitz'

Sempervivum 'Silver Jubilee'

Sempervivum 'Skrocki's Bronze'

Sempervivum 'Snowberger'

Sempervivum 'Springmist'

Sempervivum 'Sprite'

Sempervivum 'Stuffed Olive'

Sempervivum tectorum var. alpinum

Sempervivum tectorum var. boutignyanum from Route de Tuixén, Spain

Sempervivum tectorum 'Violaceum'

Sempervivum 'Topaz'

Sempervivum 'Trail Walker'

Sempervivum 'Twilight Blues'

Sempervivum 'Zenith'

Serratula seoanei

Sidalcea 'Elsie Heugh'

Sidalcea malviflora

Sidalcea 'Rose Queen'

Sidalcea Stark's hybrids

Silene acaulis

Silene acaulis subsp. acaulis

Silene acaulis 'Mount Snowdon'

Silene alpestris

Silene nutans

Silene schafta

Silene uniflora

Silene uniflora 'Druett's Variegated' (v)

Silene uniflora 'Robin Whitebreast' (d)

Sisyrinchium angustifolium

Sisyrinchium 'E.K. Balls'

Sisyrinchium idahoense

Sisyrinchium idahoense var. bellum

Sisyrinchium striatum

Sisyrinchium striatum 'Aunt May' (v)

Skimmia × confusa 'Kew Green' (m)

Skimmia japonica (f)

Skimmia japonica 'Nymans' (f)

Skimmia japonica 'Rubella' (m)

Skimmia laureola

Smyrnium olusatrum

Solanum crispum 'Glasnevin'

Solanum laxum

Solanum laxum 'Album'

Soldanella alpina

Solidago cutleri

Solidago 'Goldilocks'

Solidago 'Lena'

Solidago × luteus

Solidago × luteus 'Lemore'

Solidago sphacelata 'Golden Fleece'

Solidago 'Tom Thumb'

Solidago virgaurea

Spartium junceum

Spiraea 'Arguta'

Spiraea japonica 'Albiflora'

Spiraea japonica 'Anthony Waterer' (v)

Spiraea japonica 'Blenheim'

Spiraea japonica 'Bullata'

Spiraea japonica 'Gold Mound'

Spiraea japonica [Golden Princess] = 'Lisp'

Spiraea japonica 'Little Princess'

Spiraea japonica 'Nana'

Spiraea nipponica 'Snowmound'

Spiraea thunbergii

Spiraea × vanhouttei

Stachys byzantina

Stachys byzantina 'Big Ears'

Stachys byzantina 'Silky Fleece'

Stachys byzantina 'Silver Carpet'

Stachys macrantha

Stachys officinalis 'Wisley White'

Stachys thunbergii 'Danielle'

Stevia rebaudiana

Stipa calamagrostis

Stipa gigantea

Stipa tenuissima

Symphoricarpos albus 'Constance Spry'

Symphytum ibericum

Symphytum officinale

Syringa × josiflexa 'Bellicent'

Syringa meyeri 'Palibin'

Syringa tomentella

Syringa vulgaris 'Madame Lemoine' (d)

Tagetes lucida

Tamarix ramosissima

Tamarix tetrandra

Tanacetum balsamita

Tanacetum coccineum Robinson's giant-flowered

Tanacetum parthenium

Tanacetum parthenium 'Aureum'

Tanacetum parthenium double white-flowered (d)

Tanacetum ptarmiciflorum 'Silver Feather'

Tanacetum vulgare

Tanacetum vulgare 'All Gold'

Tanacetum vulgare var. crispum

Tasmannia lanceolata 'Suzette' (v)

Taxus baccata

Taxus baccata Aurea Group

Taxus baccata 'Fastigiata' (f)

Taxus baccata Fastigiata Aurea Group

Tellima grandiflora Rubra Group

Teucrium chamaedrys L.

Teucrium × lucidrys

Teucrium marum

Teucrium scorodonia 'Crispum'

Thalictrum aquilegiifolium

Thalictrum delavayi 'Hewitt's Double' (d)

Thalictrum minus 'Adiantifolium'

Thelypteris palustris

Thuja occidentalis 'Danica'

Thuja occidentalis 'Ericoides'

Thuja occidentalis 'Holmstrup'

Thuja occidentalis 'Little Gem'

Thuja plicata 'Atrovirens'

Thuja plicata 'Aurea'

Thuja plicata 'Collyer's Gold'

Thuja plicata 'Rogersii'

Thuja plicata 'Stoneham Gold'

Thujopsis dolabrata 'Nana'

Thymus 'Bressingham'

Thymus 'Caborn Wine and Roses'

Thymus 'Carol Ann' (v)

Thymus cilicicus ambig.

Thymus citriodorus ambig.

Thymus Coccineus Group

Thymus 'Doone Valley' (v)

Thymus 'Golden King' (v)

Thymus 'Golden Queen' (v)

Thymus 'Hartington Silver' (v)

Thymus herba-barona

Thymus herba-barona 'Lemon-scented'

Thymus 'Jekka'

Thymus 'Lemon Curd'

Thymus 'Lilac Time'

Thymus longicaulis

Thymus 'Orange'

Thymus 'Peter Davis'

Thymus 'Pink Ripple'

Thymus polytrichus A. Kern. ex Borbås subsp. britannicus (Ronniger) Kerguélen

Thymus 'Porlock'

Thymus pulegioides

Thymus pulegioides 'Archer's Gold'

Thymus pulegioides 'Aureus'

Thymus pulegioides 'Bertram Anderson'

Thymus pulegioides 'Foxley' (v)

Thymus pulegioides 'Tabor'

Thymus 'Redstart'

Thymus serpyllum L.

Thymus serpyllum var. albus

Thymus serpyllum 'Annie Hall'

Thymus serpyllum 'East Lodge'

Thymus serpyllum 'Goldstream' (v)

Thymus serpyllum 'Minor'

Thymus serpyllum 'Pink Chintz'

Thymus serpyllum 'Russetings'

Thymus serpyllum 'Snowdrift'

Thymus serpyllum 'Vey'

Thymus 'Silver Posie'

Thymus 'Silver Queen' (v)

Thymus vulgaris

Thymus vulgaris 'Compactus'

Tiarella cordifolia

Tradescantia (Andersoniana Group) 'Blue Stone'

Tradescantia (Andersoniana Group) 'J.C. Weguelin'

Tradescantia (Andersoniana Group) 'Osprey'

Tradescantia (Andersoniana Group) 'Rubra'

Tradescantia fluminensis 'Maiden's Blush' (v)

Tradescantia virginiana 'Caerulea Plena' (d)

Tradescantia zebrina 'Purpusii'

Tricyrtis formosana

Tricyrtis 'White Towers'

Trollius chinensis 'Golden Queen'

Trollius × cultorum 'Canary Bird'

Trollius × cultorum 'Orange Princess'

Tulbaghia violacea 'Silver Lace' (v)

Uncinia rubra

Uncinia uncinata rubra

Vaccinium macrocarpon (F)

Valeriana montana

Valeriana officinalis

Valeriana phu 'Aurea'

Verbascum chaixii 'Album'

Verbascum phoeniceum hybrids

Verbena bonariensis

Verbena hastata

Verbena officinalis

Verbena peruviana (G)

Verbena rigida

Verbena 'Sissinghurst' (G)

Veronica austriaca subsp. teucrium

Veronica austriaca subsp. teucrium 'Crater Lake Blue'

Veronica austriaca subsp. teucrium 'Royal Blue'

Veronica gentianoides

Veronica × guthrieana

Veronica montana 'Corinne Tremaine' (v)

Veronica orchidea

Veronica prostrata

Veronica prostrata 'Lilac Time'

Veronica prostrata 'Loddon Blue'

Veronica prostrata 'Mrs Holt'

Veronica prostrata 'Spode Blue'

Veronica prostrata 'Trehane'

Veronica saturejoides

Veronica 'Shirley Blue'

Veronica spicata

Veronica spicata 'Heidekind'

Veronica spicata subsp. incana

Veronica spicata subsp. incana 'Nana'

Veronica spicata 'Rotfuchs'

Veronica spicata 'Sightseeing'

Veronica umbrosa 'Georgia Blue'

Veronica wormskjoldii

Veronicastrum virginicum

Veronicastrum virginicum 'Album'

Viburnum × bodnantense 'Dawn'

Viburnum × burkwoodii 'Park Farm Hybrid'

Viburnum davidii (f)

Viburnum davidii (m)

Viburnum opulus 'Xanthocarpum'

Viburnum plicatum f. tomentosum 'Mariesii'

Viburnum rhytidophyllum

Viburnum tinus

Viburnum tinus 'Eve Price'

Viburnum tinus 'Gwenllian'

Viburnum tinus 'Variegatum' (v)

Vinca major

Vinca major var. oxyloba

Vinca minor f. alba 'Alba Variegata' (v)

Vinca minor 'Argenteovariegata' (v)

Vinca minor 'Azurea Flore Pleno' (d)

Vinca minor 'Burgundy'

Vinca minor 'La Grave'

Vinca minor 'Multiplex' (d)

Viola 'Bowles's Black' (T)

Viola cornuta

Viola cornuta Alba Group

Viola cucullata

Viola cucullata 'Alba' (Vt)

Viola 'Duchesse de Parme' (dPVt)

Viola 'D'Udine' (dPVt)

Viola hederacea

Viola 'Irish Molly' (Va)

Viola 'Isabel'

Viola 'Jackanapes' (Va)

Viola 'Lydia Groves' (Vt)

Viola 'Myfawnny' (Va)

Viola 'Nellie Britton' (Va)

Viola odorata (Vt)

Viola odorata 'Alba' (Vt)

Viola odorata Rosea Group (Vt)

Viola pubescens var. eriocarpa

Viola 'Rebecca' (Vtta)

Viola 'Reine des Blanches' (dVt)

Viola riviniana Purpurea Group

Viola tricolor

Viola 'Vita' (Va)

Vitis 'Brant' (O/B)

Vitis 'Fragola' (O/R)

Waldsteinia ternata

Weigela 'Bristol Ruby'

Weigela florida [Monet] = 'Verweig' (PBR) (v)

Weigela 'Florida Variegata' (v)

Weigela 'Praecox Variegata' (v)

Weigela 'Snowflake'

Westringia fruticosa

Westringia fruticosa 'Variegata' (v)

Wisteria 'Caroline'

Wisteria floribunda 'Alba'

Wisteria floribunda 'Kuchi-beni'

Wisteria floribunda 'Rosea'

Wisteria floribunda 'Yae-kokuryu' (d)

Wisteria sinensis

Wisteria sinensis 'Blue Sapphire'

Woodsia polystichoides

Xerochrysum bracteatum 'Dargan Hill Monarch'

Yucca filamentosa

Yucca filamentosa 'Variegata' (v)

Yucca flaccida 'Ivory'

Yucca gloriosa 'Variegata' (v)

Zantedeschia aethiopica 'Crowborough'

Zantedeschia aethiopica 'Green Goddess'

Zantedeschia rehmannii

Zauschneria californica subsp. mexicana

Zingiber officinale

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