Galanthus are dwarf bulbous perennials with linear or strap-shaped leaves, and solitary, often honey-scented, nodding flowers with 3 white outer tepals and 3 smaller inner ones often marked with green
'Flore Pleno' is a bulbous perennial to 15cm, with narrow, grey-green leaves and solitary, nodding, fragrant, double white flowers 2.5cm in length, the inner segments mostly marked with green at the tip