- Reference
- Fl.Austral. 1:200-201 (1863)
- Conservation Code
- Not threatened
- Naturalised Status
- Native to Western Australia
- Name Status
- Current
Shrub, 0.3-2 m high. Fl. yellow/white, Mar to Aug. Red sand, laterite. Dunes, rocky creeklines, flats, breakaways.
Scientific Description
Shrub, with hairy stems. Leaves 35-40 mm long, 25-30 mm wide, not lobed; margins serrate; hairy, with Simple hairs (without tubercle bases), with stellate hairswith scales absent, Sessile glands absent; stipules present but early deciduous (only visible on youngest leaves). Perianth clearly of two whorls (calyx and corolla), the corolla obvious and prominent. Pedicel present, 10-22 mm long; indumentum present, with simple hairs, with stellate hairs present, with scales absent. Epicalyx (extra segments or 'bracteoles' immediately below the calyx) absent. Calyx green, 14-20 mm long, the lobes fused half or more of their length, Sessile glands absent, simple hairs (without tubercle bases) present, stellate hairs present, scales absent, Terminal appendages absent, number of ribs absent. Corolla yellow, 30-40 mm long, glabrous, scales absent. Indumentum (outside) Sessile glands absent. Stamens many, united and arising from a staminal tube around the style; filaments present, 20-30 mm long; anthers 0.8-1 mm long, indumentum absent (anthers glabrous). Staminodes absent, appendages absent. Ovary hairs or scales present, simple hairs present, stellate hairs absent, gland-tipped hairs absent; style 1, 15-28 mm long, with numerous style branches or lobes, hairy for most of length, wing absent. Fruits dehiscent (capsules and follicles), length-width ratio more or less as long as wide, hairs or scales present, simple hairs (without tubercle bases) present, stellate hairs present, Sessile glands absent, tubercle-based simple hairs absent, gland-tipped hairs absent, scales absent; apex rounded; prickles absent (except perhaps a terminal awn); terminal awns or spines absent; calyx persistent to mature fruit, not accrescent; carpels 11; seeds per loculus 2-4. Flowering time March, April, May, June, July or August. Distribution Botanical Province Northern or Eremaean, IBRA Bioregion Great Sandy Desert, Tanami, Pilbara, Little Sandy Desert, Gibson Desert, Central Ranges, Murchison, Great Victorian Desert, North Kimberley, Central Kimberley, Dampierland and Ord-Victorian-Plain.
Distribution
- IBRA Regions
- Central Kimberley, Central Ranges, Dampierland, Gibson Desert, Great Sandy Desert, Great Victoria Desert, Little Sandy Desert, Murchison, Northern Kimberley, Ord Victoria Plain, Pilbara, Tanami.
- IBRA Subregions
- Central, Eastern Murchison, Fitzroy Trough, Fortescue, Hamersley, Hart, Lateritic Plain, Mackay, Mann-Musgrave Block, McLarty, Mitchell, Pentecost, Pindanland, Purnululu, Shield, South Kimberley Interzone, Tanami Desert, Trainor.
- IMCRA Regions
- Pilbara (offshore).
- Local Government Areas (LGAs)
- Derby-West Kimberley, East Pilbara, Halls Creek, Karratha, Laverton, Menzies, Ngaanyatjarraku, Wiluna, Wyndham-East Kimberley.