Perennial herb to 20 cm high. Leaf blade lanceolate, elliptic or ovate, 15-45 mm long, 10-40 mm wide; tip acute, base cuneate to rounded. Flowers 9-12 mm long, 25-30 mm wide; calyx lobes 3-4 mm long; corolla white, purplish red, bluish violet. Fruit tapering to each end, 35-40 mm long.
Europe
Naturalised in the Victorian Dandenongs.
Source: (2002). Apocynaceae. In: . Horticultural Flora of South-eastern Australia. Volume 4. Flowering plants. Dicotyledons. Part 3. The identification of garden and cultivated plants. University of New South Wales Press.
Leaves dark green, flowers white.
Leaves dark green, flowers purplish red.
Flowers double, dark violet. ['Flore Pleno']
Leaves variegated cream-white and green.