Erect rhizomatous perennial herb to over 1 m tall. Leaves more or less lanceolate, 3-8 cm long. Flowers with petals about 1.5 cm long, white or purplish pink. Fruit about 0.5-1 cm long.
Grows naturally along riverbanks and in swamps.
SA, NSW, Vic, Tas, New Zealand.
Source: (2002). Onagraceae. In: . Horticultural Flora of South-eastern Australia. Volume 3. Flowering plants. Dicotyledons. Part 2. The identification of garden and cultivated plants. University of New South Wales Press.