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Commersonia craurophylla (F.Muell.) F.Muell.
Brittle Leaved Rulingia

Reference
Syst.Census Austral.Pl. 16 (1882)
Conservation Code
Not threatened
Naturalised Status
Native to Western Australia
Name Status
Current

Scientific Description

Shrub, with hairy stems. Leaves 15-40 mm long, 2.5-8 mm wide, not lobed; margins entire; hairy, with Simple hairs (without tubercle bases), with stellate hairswith scales absent, Sessile glands absent; stipules present but early deciduous (only visible on youngest leaves), 6-12 mm long. Perianth clearly of two whorls (calyx and corolla), the corolla obvious and prominent. Pedicel present, 0.5-2 mm long; indumentum present, with stellate hairs present, with scales absent. Epicalyx (extra segments or 'bracteoles' immediately below the calyx) absent. Calyx white, 4-7 mm long, the lobes fused less than half their length, Sessile glands absent, stellate hairs present, scales absent, Terminal appendages absent, number of ribs absent. Corolla yellow, 2.5-4.2 mm long, glabrous. Indumentum (outside) Sessile glands absent. Stamens five, free and inserted at the base of the ovary; filaments present, 0.9-1.5 mm long; anthers 1-1.2 mm long, indumentum absent (anthers glabrous). Staminodes present, appendages absent. Ovary hairs or scales present, simple hairs absent, stellate hairs present, gland-tipped hairs absent; styles several, free and separate, arising from the summit of the ovary, 1-1.5 mm long, with five style branches or lobes, hairy for most of length, wing absent. Flowering time July, August, September, October or November. Distribution Botanical Province Eremaean or South-West, IBRA Bioregion Murchison, Coolgardie, Mallee and Esperance.

C. Hollister and K.R. Thiele, 11 August 2023

Distribution

IBRA Regions
Coolgardie, Esperance Plains, Mallee, Murchison, Nullarbor.
IBRA Subregions
Eastern Goldfield, Eastern Mallee, Eastern Murchison, Mardabilla, Nullarbor Plain, Recherche, Southern Cross, Western Mallee.
Local Government Areas (LGAs)
Coolgardie, Dundas, Esperance, Kalgoorlie-Boulder, Kondinin, Lake Grace, Yilgarn.