Dillwynia sp. Mallee (W.R. Archer 1709959)

Scientific Description

Erect, shrub, spindly shrub (broom-like). Stems terete, not spiny, hairy; pustules or glands absent. Leaves or phylloclades clearly present, whorled, not continuous with stem, 4-9 mm long, hairy, with simple hairs, flat with recurved margins; margins entire; tubercles absent, pinnately arranged, terminal leaflet present; pustules or glands absent. Pedicel present, 2-4 mm long, hairy. Calyx 4-5.5 mm long, not accrescent, hairy, with simple hairs, ribless; pustules or glands absent. Corolla 7-8 mm long, multicoloured, mostly red, with some yellow spots, streaks or blotches; claws present; standard 8-8.5 mm long, glabrous, not auriculate, wings 5-6.5 mm long, not auriculate, keel 4-6 mm long, not beaked, glabrous. Stamens ten; anthers 0.7 mm long, at two different levels (filaments alternately long and short); filaments free (or united at the very base), 3.2-4 mm long. Ovary glabrous; style 3.8 mm long glabrous, not bearded, terete. Fruit not constricted between the seeds, round in cross-section, not beaked. Flowers in August, September and October. Occurs in the Eremaean and South-West Botanical Province, in the Coolgardie, Mallee and Esperance IBRA regions.