Semi-prostrate to ascending, spreading perennial, herb or shrub, 0.1-1 m high. Fl. blue-purple, Sep to Dec or Jan to Feb. Sandy, clay or loamy soils. Plains, flats.
Beard’s Provinces: Eremaean Province, South-West Province.
IBRA Regions: Avon Wheatbelt, Coolgardie, Esperance Plains, Mallee, Murchison.
IBRA Subregions: Avon Wheatbelt P1, Avon Wheatbelt P2, Eastern Goldfield, Eastern Mallee, Eastern Murchison, Fitzgerald, Southern Cross, Western Mallee.
Local Government Areas (LGAs): Coolgardie, Corrigin, Dundas, Esperance, Kalgoorlie-Boulder, Katanning, Kondinin, Kulin, Lake Grace, Mount Marshall, Narembeen, Ravensthorpe, Tammin, Yilgarn.
Twining or climbing plants, herb. Stems terete, not spiny, glabrous; pustules or glands absent. Leaves or phylloclades clearly present, compound, alternate, not continuous with stem, 45-80 mm long, glabrous, flat with flat margins; margins entire; tubercles absent, leaflets 9-13, pinnately arranged, terminal leaflet present, stalked; pustules or glands absent. Stipules present but early deciduous ( only visible on youngest leaves ), 5-7.6 mm long, without glands, ribless. Pedicel present or absent (flowers sessile), 0.5 mm long, hairy. Bracteoles present and persistent. Calyx 4-4.5 mm long, not accrescent, hairy, with simple hairs, ribless; pustules or glands present. Corolla 5.5-7 mm long, multicoloured, mostly purple or blue, with some purple or blue spots, streaks or blotches; claws absent; standard 5-6.8 mm long, glabrous, not auriculate, wings 5-6 mm long, not auriculate, keel 5-5.7 mm long, not beaked, not auriculate, glabrous. Stamens ten; anthers 0.3-0.4 mm long, at two different levels (filaments alternately long and short); filaments free (or united at the very base), 3-4 mm long. Ovary sessile or subsessile, glabrous; style 3-3.4 mm long, glabrous, not bearded, terete. Fruit dehiscent (a pod or follicle), 7-8 mm long, 5-6 mm wide, sessile or subsessile, not constricted between the seeds, hairy, with simple hairs, not beaked. Flowers in January, February, September, October, November and December. Occurs in the Eremaean and South-West Botanical Province, in the Murchison, Coolgardie, Avon Wheatbelt, 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/