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Crotalaria pallida Aiton

Hort.Kew. 3:20 (1789)
Conservation Code
Not threatened
Naturalised Status
Alien to Western Australia
Name Status

Erect annual, herb, to 1 m high. Fl. yellow, May. Disturbed site next to swamp.

Amanda Spooner, Descriptive Catalogue, 24 September 2007

Scientific Description

Erect, herb. Stems terete, not spiny, hairy; pustules or glands absent. Leaves or phylloclades clearly present, compound, alternate, not continuous with stem, 85-95 mm long, hairy, with simple hairs, flat with flat margins; margins entire; tubercles absent, pinnately arranged, terminal leaflet present, stalked; pustules or glands absent. Stipules apparently absent even from the youngest leaves or present and persistent to older leaves. Bracteoles present and persistent. Calyx 6-7.2 mm long, not accrescent, hairy, with simple hairs, ribless; pustules or glands absent. Corolla 12-14.5 mm long, uniformly coloured, yellow; claws present; standard 11-13 mm long, glabrous, not auriculate, wings 11.5-12 mm long, not auriculate, keel 12-14.5 mm long, beaked, not auriculate, glabrous. Stamens ten; anthers 0.5-2.4 mm long, at two different levels (filaments alternately long and short); filaments united in an open sheath, 12-14 mm long. Ovary stipitate or sessile or subsessile, hairy or glandular; style 17.4-18 mm long, hairy or glandular towards the base, not bearded, terete. Fruit dehiscent (a pod or follicle), 46-50 mm long, 6-7 mm wide, stipitate, not constricted between the seeds, round in cross-section, hairy, with simple hairs, not beaked. Flowers in May.

C. Hollister and K.R. Thiele, 17 April 2024


IBRA Regions
Dampierland, Indian Tropical Islands.
IBRA Subregions
Local Government Areas (LGAs)
Broome, Christmas Island.