Lasiopetalum pterocarpum E.M.Benn. & K.A.Sheph.
Nuytsia 16:177-179, Figs 1-2, 4 (2006)

Conservation Code: Threatened Flora (Declared Rare Flora — Extant)
Naturalised Status: Native to Western Australia
Name Status: Current

Brief Description
Amanda Spooner, Thursday 13 September 2007

Open, multi-stemmed shrub (with distinctly winged fruit), to 1.2 m high. Fl. pink, Aug to Dec. Dark red-brown loam or clayey sand over granite. On sloping banks near creeklines.


Beard’s Provinces: South-West Province.

IBRA Regions: Jarrah Forest.

IBRA Subregions: Northern Jarrah Forest.

Local Government Areas (LGAs): Serpentine-Jarrahdale.

Scientific Description
Chris Hollister and Kevin Thiele, Friday 2 August 2019

Shrub. Stems hairy. Leaves 30-40 mm long, 10-40 mm wide, tripartitely lobed or irregularly lobed, simply (once-)lobed or complexly (twice-)lobed; margins crenate; indumentum present, with stellate hairs; stipules apparently absent, even from youngest leaves. Perianth of two whorls but the corolla reduced to small scales or tiny lobes at the base of the ovary. Pedicel present, 4-4.5 mm long; indumentum present, with stellate hairs. Epicalyx (extra segments or 'bracteoles' immediately below the calyx) present, 2.5-6 mm long, the lobes free, indumentum present, stellate hairs present. Calyx pink, 4.5-7.5 mm long, the lobes fused less than half their length, stellate hairs present. Corolla glabrous. Stamens five, free and inserted at the base of the ovary; filaments present, 0.1-0.2 mm long; anthers 1.5-2 mm long. Staminodes absent. Ovary hairs or scales present, stellate hairs present; style 1, with a lobed or capitate stigma, 3.4-3.6 mm long, with one style branches or lobes, hairy for most of length. Flowering time August, September, October, November or December. Distribution Botanical Province South-West, IBRA Bioregion Jarrah Forest. Conservation Code Threatened (T).