Skip to main content

Malva weinmanniana (Rchb.) Conran

Reference
J.Adelaide Bot.Gard. 25:21 (2012)
Conservation Code
Not threatened
Naturalised Status
Native to Western Australia
Name Status
Current

Scientific Description

Shrub, with hairy stems. Leaves 30-145 mm long, 10-70 mm wide, tripartitely lobed or irregularly lobed, simply (once-)lobed; margins serrate; hairy, with stellate hairs, with gland-tipped hairs absentwith scales absent, Sessile glands absent; stipules present and persistent to older leaves, 10-25 mm long. Perianth clearly of two whorls (calyx and corolla), the corolla obvious and prominent. Pedicel present, 5-10 mm long; indumentum present, with stellate hairs present, with scales absent. Epicalyx (extra segments or 'bracteoles' immediately below the calyx) present, 2.5-4 mm long, the lobes fused half or more of their length, indumentum present, stellate hairs presentwith scales absent, Sessile glands absent. Calyx green, 6-7 mm long, the lobes fused half or more of their length or fused less than half their length, Sessile glands absent, simple hairs (without tubercle bases) absent, stellate hairs present, tubercle-based simple hairs absent, gland-tipped hairs absent, scales absent, Terminal appendages absent, number of ribs absent. Corolla pink or purple, 17-25 mm long, glabrous. Indumentum (outside) Sessile glands absent. Stamens many, united and arising from a staminal tube around the style; filaments present, 0.5-1.8 mm long; anthers 0.5-0.7 mm long, indumentum absent (anthers glabrous). Staminodes absent, appendages absent. Ovary hairs and scales absent (ovary quite glabrous); styles several, free and separate, arising from the summit of the ovary, 8-10 mm long, with five style branches or lobes, hairy for most of length, wing absent. Fruits dehiscent (capsules and follicles), length-width ratio more or less as long as wide, hairs or scales present, simple hairs (without tubercle bases) absent, stellate hairs present, Sessile glands absent, tubercle-based simple hairs absent, gland-tipped hairs absent, scales absent; apex rounded; prickles absent (except perhaps a terminal awn); terminal awns or spines absent; calyx persistent to mature fruit, accrescent or not accrescent; carpels 11; seeds per loculus 1. Flowering time February, April, August, September, October or December. Distribution Botanical Province Eremaean or South-West, IBRA Bioregion Murchison, Coolgardie, Nullarbor, Hamton, Geraldton Sandplains, Mallee and Esperance.

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

Distribution

IBRA Regions
Coolgardie, Esperance Plains, Geraldton Sandplains, Hampton, Mallee, Murchison, Nullarbor.
IBRA Subregions
Carlisle, Eastern Goldfield, Eastern Mallee, Eastern Murchison, Fitzgerald, Geraldton Hills, Hampton, Mardabilla, Nullarbor Plain, Southern Cross.
Local Government Areas (LGAs)
Albany, Coolgardie, Dundas, Esperance, Irwin, Kalgoorlie-Boulder, Menzies, Ravensthorpe, Yilgarn.