Gossypium sturtianum J.H.Willis Sturt's Desert Rose
Victorian Naturalist 64:9 (1947)

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

Brief Description
Amanda Spooner, Friday 10 September 1999

Shrub, 0.7-2 m high. Fl. blue-purple/pink, May to Oct. Sand, limestone. Coastal plains, stony creek beds.


Beard’s Provinces: Eremaean Province.

IBRA Regions: Carnarvon, Central Ranges, Pilbara.

IBRA Subregions: Cape Range, Hamersley, Mann-Musgrave Block.

IMCRA Regions: Ningaloo.

Local Government Areas (LGAs): Ashburton, East Pilbara, Exmouth, Ngaanyatjarraku.

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

Herb or shrub. Stems glabrous. Leaves 35-75 mm long, 20-40 mm wide, not lobed; margins entire; glabrous; stipules present and persistent to older leaves or present but early deciduous (only visible on youngest leaves), 8-10 mm long. Perianth clearly of two whorls (calyx and corolla), the corolla obvious and prominent. Pedicel present, 8-10 mm long; indumentum present, with stellate hairs. Epicalyx (extra segments or 'bracteoles' immediately below the calyx) present, 6-9 mm long, the lobes fused less than half their length, indumentum present, stellate hairs present. Calyx green, 25-30 mm long, the lobes fused less than half their length, stellate hairs present. Corolla pink, blue or purple, 40-45 mm long, glabrous. Stamens many, united and arising from a staminal tube around the style; filaments present, 1.2-2 mm long; anthers 1-1.1 mm long, indumentum absent (anthers glabrous). Ovary hairs or scales present, simple hairs present, stellate hairs present; style 1, with a lobed or capitate stigma, 19-21 mm long, with one style branches or lobes, mostly glabrous. Flowering time May, June, July, August, September or October. Distribution Botanical Province Eremaean, IBRA Bioregion Pilbara or Carnarvon.