Herissantia crispa (L.) Brizicky
J.Arnold Arbor. 49:279 (1968)

Conservation Code: Not threatened
Naturalised Status: Native to Western Australia
Name Status: Current

Brief Description
Grazyna Paczkowska, Thursday 19 September 1996

Semi-prostrate or ascending annual or perennial, herb, 0.2-0.9 m high, to 1 m wide. Fl. yellow, Mar to Jun or Aug. Sandy soils. Swamps, coastal areas.

Distribution

Beard’s Provinces: Northern Province.

IBRA Regions: Dampierland, Victoria Bonaparte.

IBRA Subregions: Fitzroy Trough, Pindanland, Victoria Bonaparte P1.

Local Government Areas (LGAs): Broome, Derby-West Kimberley, Wyndham-East Kimberley.

Scientific Description
Chris Hollister and Kevin Thiele, Tuesday 29 August 2017

Herb. Stems hairy. Leaves 15-50 mm long, 13-1325 mm wide, not lobed; margins crenate or serrate; indumentum present, with stellate hairs; stipules present and persistent to older leaves. Perianth clearly of two whorls (calyx and corolla), the corolla obvious and prominent. Pedicel present, 9-13 mm long; indumentum present, with stellate hairs. Epicalyx (extra segments or 'bracteoles' immediately below the calyx) absent. Calyx green, 4-5 mm long, the lobes fused less than half their length, stellate hairs present. Corolla yellow, 5-7 mm long, glabrous. Stamens many, united and arising from a staminal tube around the style; filaments present, 0.8-1.5 mm long; anthers 0.5-0.8 mm long. Ovary hairs and scales absent (ovary quite glabrous); style 1, 1.8-2.4 mm long, with four or numerous style branches or lobes, mostly glabrous. Flowering time March, April, May, June or August. Distribution Botanical Province Northern, IBRA Bioregion Victoria Bonaparte or Dampierland.