- Reference
- Syst.Census Austral.Pl. 41 (1882)
- Conservation Code
- Not threatened
- Naturalised Status
- Native to Western Australia
- Name Status
- Current
Prostrate or ascending shrub, 0.05-0.6(-1) m high, to 2 m wide. Fl. purple-violet-blue, Apr to Nov. Red sand, gravelly soils, laterite. Sandplains, roadverges, creeklines.
Scientific Description
Prostrate,spreading or scrambling, shrub, spindly shrub (broom-like). Stems terete, not spiny, glabrous; pustules or glands absent. Leaves or phylloclades clearly present, compound, alternate, not continuous with stem, 26-45 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 present and persistent to older leaves, 4-6 mm long, without glands, ribless. Pedicel present, 1.5-3 mm long, hairy. Bracteoles absent. Calyx 5.5-7 mm long, not accrescent, hairy, with simple hairs, ribless; pustules or glands absent. Corolla 10-17 mm long, multicoloured, mostly yellow, pink, purple or blue, with some yellow, pink, purple or blue spots, streaks or blotches; claws present; standard 9.5-15.5 mm long, glabrous, auriculate, wings 9-12 mm long, not auriculate, keel 10-12 mm long, not beaked, not auriculate, glabrous. Stamens ten; anthers 0.8-1 mm long, at two different levels (filaments alternately long and short); filaments united in an open sheath with one free stamen, 7-12 mm long. Ovary sessile or subsessile, glabrous; style 8.2-11 mm long, glabrous, not bearded, terete. Fruit dehiscent (a pod or follicle), 28-33 mm long, 5-6 mm wide, sessile or subsessile, not constricted between the seeds, flat or compressed, glabrous, not beaked. Flowers in April, May, June, July, August, September, October and November. Occurs in the Northern, Eremaean and South-West Botanical Province, in the Great Sandy Desert, Pilbara, Gascoyne, Little Sandy Desert, Gibson Desert, Central Ranges, Yalgoo, Murchison, Great Victorian Desert, Dampierland, Coolgardie, Geraldton Sandplains, Avon Wheatbelt, Mallee and Esperance IBRA regions.
Distribution
- IBRA Regions
- Avon Wheatbelt, Central Ranges, Coolgardie, Dampierland, Esperance Plains, Gascoyne, Gibson Desert, Great Sandy Desert, Great Victoria Desert, Little Sandy Desert, Mallee, Murchison, Pilbara, Yalgoo.
- IBRA Subregions
- Augustus, Carnegie, Central, Chichester, Eastern Goldfield, Eastern Murchison, Fitzgerald, Fitzroy Trough, Fortescue, Hamersley, Lateritic Plain, Mackay, Mann-Musgrave Block, Merredin, Shield, Southern Cross, Tallering, Trainor, Western Mallee.
- Local Government Areas (LGAs)
- Ashburton, Coolgardie, Cue, Derby-West Kimberley, Dundas, East Pilbara, Kalgoorlie-Boulder, Kellerberrin, Kondinin, Laverton, Leonora, Meekatharra, Menzies, Murchison, Ngaanyatjarraku, Ravensthorpe, Sandstone, Westonia, Wiluna, Yilgarn.