Gompholobium cyaninum Chappill

Scientific Description

Erect, shrub, spindly shrub (broom-like). Stems terete, not spiny, glabrous; pustules or glands absent. Leaves or phylloclades clearly present, compound, opposite, not continuous with stem, 15-40 mm long, glabrous, flat with flat margins; margins entire; tubercles absent, leaflets 15(-19), pinnately arranged, terminal leaflet present, stalked; pustules or glands absent. Stipules present and persistent to older leaves. Pedicel present, 4-6 mm long, hairy. Bracteoles present and persistent, 2.8(-3) mm long, hairy, not striate. Calyx 7.6-10.4 mm long, not accrescent, hairy or glabrous, with simple hairs, ribless; pustules or glands absent. Corolla 10-12.6 mm long, multicoloured, mostly red, purple or blue, with some red, purple or blue spots, streaks or blotches; claws present; standard 10-12 mm long, glabrous, not auriculate, wings 7.6-9 mm long, not auriculate, keel 8-9 mm long, not beaked, not auriculate, glabrous. Stamens ten; anthers 0.6-1.1 mm long, at two different levels (filaments alternately long and short); filaments free (or united at the very base), 4.6-9 mm long. Ovary glabrous; style 6.5-7 mm long glabrous, not bearded, terete. Fruit dehiscent (a pod or follicle), not constricted between the seeds, round in cross-section, not beaked. Flowers in September, October, November and December. Occurs in the South-West Botanical Province, in the Avon Wheatbelt, Jarrah Forest, Mallee, Warren, Esperance and Swan Coastal Plain IBRA regions.