- Reference
- Austral.Syst.Bot. 8:1170,Fig.2 (1995)
- Conservation Code
- Not threatened
- Naturalised Status
- Native to Western Australia
- Name Status
- Current
Erect shrub, 0.2-1 m high. Fl. yellow, Nov or Jan to Mar. Deep sand, sand & gravel over laterite. Flats, winter-wet areas, amongst granite rocks.
Scientific Description
Erect, shrub, spindly shrub (broom-like). Stems terete, spiny at least in part, glabrous; pustules or glands absent. Leaves or phylloclades clearly present, simple, alternate, not continuous with stem, 15-80 mm long, 1.5-2.5 mm wide, glabrous, terete; tubercles absent; pustules or glands absent. Stipules apparently absent even from the youngest leaves. Pedicel present, 0.8-1.2 mm long, glabrous. Bracteoles absent. Calyx 3-4 mm long, not accrescent, glabrous, ribless; pustules or glands absent. Corolla 6.4-9 mm long, uniformly coloured, yellow; claws present; standard 4.8-6 mm long, glabrous, not auriculate, wings 4-5.7 mm long, not auriculate, keel 4-5 mm long, 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), 3-4.2 mm long. Ovary sessile or subsessile, glabrous; style 3-7 mm long, glabrous, not bearded, terete. Fruit dehiscent (a pod or follicle), 15 mm long, 9 mm wide, sessile or subsessile, not constricted between the seeds, flat or compressed, glabrous, beaked. Flowers in January, February, March and November. Occurs in the South-West Botanical Province, in the Avon Wheatbelt, Mallee and Esperance IBRA regions.
Distribution
- IBRA Regions
- Avon Wheatbelt, Esperance Plains, Mallee.
- IBRA Subregions
- Eastern Mallee, Katanning, Recherche, Western Mallee.
- IMCRA Regions
- Eucla, WA South Coast.
- Local Government Areas (LGAs)
- Corrigin, Esperance, Kondinin, Kulin, Lake Grace, Narembeen, Wickepin.