Slender, erect annual, herb, 0.15-0.8 m high. Fl. white, Sep to Dec. Sandy or loamy soils. Granite outcrops, gullies.
Beard’s Provinces: South-West Province.
IBRA Regions: Esperance Plains, Geraldton Sandplains, Jarrah Forest, Swan Coastal Plain, Warren.
IBRA Subregions: Fitzgerald, Lesueur Sandplain, Northern Jarrah Forest, Perth, Recherche, Southern Jarrah Forest, Warren.
IMCRA Regions: WA South Coast.
Local Government Areas (LGAs): Albany, Augusta-Margaret River, Bridgetown-Greenbushes, Dandaragan, Esperance, Gosnells, Harvey, Irwin, Kalamunda, Manjimup, Mundaring, Nannup, Plantagenet, Serpentine-Jarrahdale.
Herb or shrub. Stems glabrous. Leaves 35-95 mm long, 15-60 mm wide, palmately lobed, simply (once-)lobed or complexly (twice-)lobed; margins serrate; indumentum present, with stellate hairs, with tubercle-based simple hairs; stipules present and persistent to older leaves, 15-25 mm long. Perianth clearly of two whorls (calyx and corolla), the corolla obvious and prominent. Pedicel present, 11-16 mm long; indumentum present, with simple hairs, with stellate hairs. Epicalyx (extra segments or 'bracteoles' immediately below the calyx) absent. Calyx green, 5-9 mm long, the lobes fused less than half their length, simple hairs (without tubercle bases) present, stellate hairs present. Corolla yellow or white, 6-9 mm long, glabrous. Stamens many, united and arising from a staminal tube around the style; filaments present, 0.2-0.3 mm long; anthers 0.2-0.3 mm long, indumentum absent (anthers glabrous). Ovary hairs and scales absent (ovary quite glabrous); style 1, 3.8-4 mm long, with four or numerous style branches or lobes, mostly glabrous. Fruits indehiscent and splitting into sections (schizocarps), length-width ratio more or less as long as wide, mericarps wrinkled, hairs and scales absent; apex rounded; calyx persistent to mature fruit, accrescent. Flowering time September, October, November or December. Distribution Botanical Province South-West, IBRA Bioregion Geraldton Sandplains, Swan Coastal Plain, Jarrah Forest, Warren or Esperance.
FloraBase is produced by the staff of the Western Australian Herbarium, Biodiversity and Conservation Science, Department of Biodiversity, Conservation and Attractions. Publication or other use of content on this site is unauthorised unless that use conforms with the copyright statement.
Western Australian Herbarium (1998–). FloraBase—the Western Australian Flora. Department of Biodiversity, Conservation and Attractions. https://florabase.dpaw.wa.gov.au/