Erect shrub, 0.5-1.5(-2.5) m high. Fl. yellow, Mar to Sep. Sandy soils, loam. River & creek beds & edges, amongst rocks.
Beard’s Provinces: Eremaean Province, Northern Province.
IBRA Regions: Carnarvon, Dampierland, Gascoyne, Pilbara.
IBRA Subregions: Ashburton, Augustus, Carnegie, Chichester, Fitzroy Trough, Fortescue, Hamersley, Pindanland, Roebourne, Wooramel.
Local Government Areas (LGAs): Ashburton, Carnarvon, Derby-West Kimberley, East Pilbara, Karratha, Port Hedland, Upper Gascoyne, Wiluna.
Shrub. Stems hairy. Leaves 25-95 mm long, 30-75 mm wide, not lobed; margins serrate; indumentum present, with non-tubercle-based simple hairs; 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, 15-45 mm long; indumentum present, with simple hairs. Epicalyx (extra segments or 'bracteoles' immediately below the calyx) absent. Calyx green, 17-25 mm long, the lobes fused half or more of their length, simple hairs (without tubercle bases) present, stellate hairs present. Corolla yellow, 26-50 mm long, glabrous. Stamens many, united and arising from a staminal tube around the style; filaments present, 5-8 mm long; anthers 0.6-0.8 mm long. Ovary hairs or scales present, simple hairs present; style 1, 30-34 mm long, with numerous style branches or lobes, mostly glabrous. Fruits dehiscent (capsules and follicles), length-width ratio more or less as long as wide, hairs or scales present, stellate hairs present; apex rounded; calyx persistent to mature fruit; seeds per loculus 1 or ≥5. Flowering time March, April, May, June, July, August or September. Distribution Botanical Province Northern or Eremaean, IBRA Bioregion Pilbara, Carnarvon or Gascoyne.
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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/