Gastrolobium densifolium C.A.Gardner
Mallet Poison

Scientific Description

Erect, shrub, spindly shrub (broom-like). Stems terete, spiny at least in part, glabrous; pustules or glands absent. Leaves or phylloclades clearly present, simple, opposite, continuous with stem, 5-20 mm long, 2-4.5 mm wide, glabrous, flat with flat margins; margins entire; tubercles absent; pustules or glands absent. Stipules present and persistent to older leaves. Pedicel present, 1.2 mm long, hairy. Bracteoles present but early deciduous. Calyx 4.5 mm long, not accrescent, hairy, with simple hairs, ribless; pustules or glands absent. Corolla 11.5 mm long, uniformly coloured, purple or orange; claws present; standard 10.5 mm long, glabrous, not auriculate, wings 9.4 mm long, auriculate, keel 6.6 mm long, not beaked, auriculate, glabrous. Stamens ten; anthers 0.5-0.7 mm long, at two different levels (filaments alternately long and short); filaments free (or united at the very base), 3-5 mm long. Ovary stipitate, hairy or glandular; style 4.5 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 and October. Occurs in the South-West Botanical Province, in the Avon Wheatbelt and Mallee IBRA regions. Conservation Code Priority Four (P4).