Dillwynia pungens (Sweet) Benth.

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, alternate, continuous with stem, 8-24 mm long, 0.8-1 mm wide, glabrous, terete; tubercles absent; pustules or glands absent. Stipules apparently absent even from the youngest leaves. Pedicel present, 3-4.2 mm long, hairy. Bracteoles present but early deciduous, 1-1.5 mm long, hairy, not striate. Calyx 4-4.5 mm long, not accrescent, hairy, with simple hairs, ribless; pustules or glands absent. Corolla 9-10 mm long, multicoloured, mostly yellow, red or orange, with some yellow, red or orange spots, streaks or blotches; claws present; standard 8.5-9 mm long, glabrous, not auriculate, wings 5.5-8.5 mm long, not auriculate, keel 5-5.5 mm long, not beaked, not auriculate, glabrous. Stamens ten; anthers 0.4-0.5 mm long, at two different levels (filaments alternately long and short); filaments free (or united at the very base), 3-3.7 mm long. Ovary hairy or glandular; style 1.6-2.7 mm long, hairy or glandular towards the base, not bearded, terete. Fruit not constricted between the seeds, round in cross-section, not beaked. Flowers in August, September, October and November. Occurs in the South-West Botanical Province, in the Mallee and Esperance IBRA regions.