- Reference
- J.Bot. 35:167 (1897)
- Conservation Code
- Not threatened
- Naturalised Status
- Native to Western Australia
- Name Status
- Current
Decumbent to ascending annual, herb, 0.02-0.4 m high. Fl. yellow, Jun to Oct. Sandy or clay, often stony soils.
Scientific Description
Stems unribbed. Leaves flat, 20-100 mm long, 4-30 mm wide, Indumentum present, with dense, simple hairs; margins toothed or lobed. Bracteoles present, 2.5-3.5 mm long, hairy, with simple hairs. Pedicel pedicellate, Pedicel length the pedicels 12-60 mm long, Indumentum present, Hair type with simple hairs. Calyx lobes present, Calyx length 2.5-7 mm long, hairy, with sparse, simple hairs. Corolla yellow, 12-26 mm long, auriculate, not spurred, hairy on the outside, with sparse, simple hairs, glabrous on the inside; central lobes 3.5-12 mm long, with wings; outer lobes 7-15 mm long, wing present on both sides and clearly unequal, 0.5-2.5 mm wide on the narrower side, 1-6 mm wide on the broader side. Anthers free. Ovary inferior, not gibbose; style 7-8.5 mm long, hairy; indusium single, hairy; ovules more than two. Flowers in June, July, August, September and October. Occurs in the Yalgoo (YAL), Murchison (MUR), Great Victoria Desert (GVD), Coolgardie (COO), Carnarvon (CAR), Nullabar (NUL), Geraldton Sandplains (GS) and Avon Wheatbelt (AW) IBRA Region(s), of the Eremaean (E) and South West (SW) Botanical Province.
Distribution
- IBRA Regions
- Avon Wheatbelt, Carnarvon, Coolgardie, Geraldton Sandplains, Great Victoria Desert, Murchison, Nullarbor, Yalgoo.
- IBRA Subregions
- Carlisle, Eastern Goldfield, Eastern Murchison, Geraldton Hills, Lesueur Sandplain, Merredin, Shield, Southern Cross, Tallering, Western Murchison, Wooramel.
- Local Government Areas (LGAs)
- Carnarvon, Coolgardie, Coorow, Cue, Dundas, Greater Geraldton, Kalgoorlie-Boulder, Laverton, Leonora, Meekatharra, Menzies, Morawa, Mount Marshall, Northampton, Perenjori, Sandstone, Shark Bay, Three Springs, Wiluna, Yalgoo, Yilgarn.