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Corchorus walcottii F.Muell.
Woolly Corchorus

Reference
Fragm. (Mueller) 3:9 (1862)
Conservation Code
Not threatened
Naturalised Status
Native to Western Australia
Name Status
Current

Erect, spreading, much-branched shrub, to 1.2 m high. Fl. yellow, Jun to Nov. Light brown or red sand or sandy loam, brown loamy clay, on broken slate, granite,. Dunes, stony clay plains, saline flats, near creeklines, disturbed ground, roadside gravel.

Amanda Spooner, Descriptive Catalogue, 6 February 2006
Image

Scientific Description

Herb or shrub, with hairy stems. Leaves 15-70 mm long, 12-40 mm wide, not lobed; margins sinuate; hairy, with stellate hairswith scales absent, Sessile glands absent; stipules present but early deciduous (only visible on youngest leaves), 7-15 mm long. Perianth clearly of two whorls (calyx and corolla), the corolla obvious and prominent. Pedicel present, 5-6.5 mm long; indumentum present, with stellate hairs present, with scales absent. Epicalyx (extra segments or 'bracteoles' immediately below the calyx) absent. Calyx 9-11 mm long, the lobes free, Sessile glands absent, stellate hairs present, scales absent, Terminal appendages absent, number of ribs absent. Corolla yellow, 6.5-8 mm long, glabrous. Indumentum (outside) Sessile glands absent. Stamens many, free and inserted at the base of the ovary; filaments present, 3.5-5 mm long; anthers 0.7-1.5 mm long, indumentum absent (anthers glabrous). Staminodes absent, appendages absent. Ovary hairs and scales absent (ovary quite glabrous); style 1, with a lobed or capitate stigma, 4.8-5 mm long, with one style branches or lobes, mostly glabrous, wing absent. Flowering time June, July, August, September, October or November. Distribution Botanical Province Eremaean, IBRA Bioregion Great Sandy Desert, Pilbara, Carnarvon and Little Sandy Desert.

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

Distribution

IBRA Regions
Carnarvon, Great Sandy Desert, Little Sandy Desert, Pilbara.
IBRA Subregions
Cape Range, Chichester, Hamersley, Mackay, Roebourne, Rudall.
IMCRA Regions
Kimberley, Pilbara (nearshore).
Local Government Areas (LGAs)
Ashburton, Derby-West Kimberley, East Pilbara, Karratha, Port Hedland.