Malva preissiana Miq.
Lehm., Pl.Preiss. 1(2):238 (1845)

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

Brief Description
Amanda Spooner, Monday 12 May 2008

Erect, open shrub. Grey-white or brown sand, red-brown sandy clay, black, brown & red sandy loam, guano, granite, limestone. Rocky islands, stony plains, flat valley floors, road verges.

Distribution

Beard’s Provinces: Eremaean Province, South-West Province.

IBRA Regions: Coolgardie, Esperance Plains, Geraldton Sandplains, Swan Coastal Plain, Warren.

IBRA Subregions: Eastern Goldfield, Fitzgerald, Geraldton Hills, Lesueur Sandplain, Mardabilla, Perth, Warren.

IMCRA Regions: Abrolhos Islands, Central West Coast, Eucla, Leeuwin-Naturaliste, Shark Bay, WA South Coast.

Local Government Areas (LGAs): Cockburn, Coorow, Dandaragan, Esperance, Greater Geraldton, Irwin, Jerramungup, Kalgoorlie-Boulder, Manjimup, Ravensthorpe, Rockingham, Shark Bay, Wanneroo.

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

Shrub. Stems hairy. Leaves 35-150 mm long, 25-70 mm wide, not lobed or irregularly lobed, simply (once-)lobed; margins crenate; 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, 7-14 mm long; indumentum present, with stellate hairs. Epicalyx (extra segments or 'bracteoles' immediately below the calyx) present, 4-7 mm long, the lobes free, indumentum present, stellate hairs present. Calyx green, 6-12 mm long, the lobes fused half or more of their length, stellate hairs present, Terminal appendages absent. Corolla white, pink or purple, 13-25 mm long, glabrous. Stamens many, united and arising from a staminal tube around the style; filaments present, 0.5-1.2 mm long; anthers 0.4-0.6 mm long. Ovary hairs and scales absent (ovary quite glabrous); styles several, free and separate, arising from the summit of the ovary, 6.5-10 mm long, with five 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 distinctly flat-topped; calyx persistent to mature fruit; carpels 10; seeds per loculus 1. Flowering time July, September, October, November or December. Distribution Botanical Province Eremaean or South-West, IBRA Bioregion Coolgardie, Geraldton Sandplains, Swan Coastal Plain, Warren or Esperance.