Gastrolobium luteifolium (Domin) G.Chandler & Crisp

Scientific Description

Erect, shrub, spindly shrub (broom-like). Stems terete, not spiny, glabrous; pustules or glands absent. Leaves or phylloclades clearly present, simple, opposite, continuous with stem, 40-55 mm long, 25-30 mm wide, glabrous, flat with flat margins; margins entire; tubercles absent; pustules or glands absent. Stipules present and persistent to older leaves, 6-10 mm long, without glands, ribless. Pedicel present, 6 mm long, hairy. Bracteoles present but early deciduous. Calyx 12 mm long, not accrescent, hairy, with simple hairs, ribless; pustules or glands absent. Corolla 21 mm long, uniformly coloured, red; claws present; standard 16 mm long, glabrous, auriculate, wings 18 mm long, auriculate, keel 17.3 mm long, not beaked, auriculate, glabrous. Stamens ten; anthers 1.2-1.5 mm long, at two different levels (filaments alternately long and short); filaments free (or united at the very base), 19-20 mm long. Ovary sessile or subsessile, hairy or glandular; style 19 mm long, hairy or glandular towards the base, not bearded, terete. Fruit dehiscent (a pod or follicle), stipitate, not constricted between the seeds, round in cross-section, not beaked. Flowers in September. Occurs in the South-West Botanical Province, in the Esperance IBRA regions. Conservation Code Threatened (T).