Swainsona Salisb.

Darling Peas

Commemorating Isaac Swainson (d. 1806), a private gardener in Twickenham, London, c. 1789.

Erect to prostrate herbs or subshrubs. Leaves usually odd-pinnate. Leaflets few to many, rarely reduced or absent; margins entire; stipules present and often with a prominent ridge. Flowers axillary. Flowers with the corolla mostly purple, occasionally white, pink, yellow, orange or red. Standard mostly longer than the wings. Stamens in 2 groups of alternating length. Ovary usually stalked. Fruit pod dehiscent, sometimes inflated and with 1-2 chambers.

Grown for the attractive foliage and flowers.

About 85 species (84 Australia, 1 New Zealand).

Seed, S. formosa by seed or grafts onto stock of the New Zealand Clianthus puniceus.

Leaves odd-pinnate in cultivated plants; stamens fused and in 2 groups; keel beaked.

Thompson (1993).

Source: Spencer, R. (2002). Fabaceae. In: Spencer, R.. 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.

Hero image
kingdom Plantae
phylum   Tracheophyta
class    Magnoliopsida
superorder     Rosanae
order      Fabales
family       Fabaceae
Higher taxa
Subordinate taxa
species         Swainsona formosa (G.Don) Thompson