Begonia can be annuals, evergreen or deciduous perennials or shrubs, with fibrous, tuberous or rhizomatous roots and usually asymmetrical leaves, often strikingly patterned, and small or large flowers, both male and female in the same cluster
Semperflorens-Cultorum begonias are fibrous-rooted evergreen perennials, much used for summer bedding, with rounded, often attractively coloured leaves, and sprays of single or double flowers 1-2.5cm across in summer or throughout the year
Party Series are bushy, upright plants to 30cm, with large, dark green or bronze leaves and white, pink, scarlet or crimson flowers 4cm across in summer