Erect or decumbent annual or biennial, herb, 0.5-2 m high. Waste grounds.
Beard’s Provinces: South-West Province.
IBRA Regions: Esperance Plains, Mallee.
IBRA Subregions: Fitzgerald, Western Mallee.
Local Government Areas (LGAs): Gnowangerup, Kulin.
Erect, herb. Stems flattened, not spiny, glabrous; pustules or glands absent. Leaves or phylloclades clearly present, compound, alternate, continuous with stem, 20-40 mm long, hairy, with simple hairs, flat with flat margins; margins dentate; tubercles absent, pinnately arranged, terminal leaflet present, stalked; pustules or glands absent. Stipules present and persistent to older leaves. Pedicel present, 1-2 mm long, glabrous. Bracteoles absent. Calyx 2-2.2 mm long, not accrescent, glabrous, ribless; pustules or glands absent. Corolla 5.5-6 mm long, uniformly coloured (?); claws present; standard 5-5.7 mm long, glabrous, not auriculate, wings 3-6 mm long, not auriculate, keel 4.5-6 mm long, not beaked, not auriculate, glabrous. Stamens ten, at two different levels (filaments alternately long and short); filaments united in an open sheath with one free stamen, 3-4.3 mm long. Ovary sessile or subsessile, glabrous; style 4-4.8 mm long, glabrous, not bearded, terete. Fruit indehiscent and splitting into sections (schizocarps), sessile or subsessile, not constricted between the seeds, round in cross-section, beaked. Occurs in the South-West Botanical Province, in the Mallee and Esperance IBRA regions.
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Western Australian Herbarium (1998–). FloraBase—the Western Australian Flora. Department of Biodiversity, Conservation and Attractions. https://florabase.dpaw.wa.gov.au/