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Gossypium marchantii Fryxell, Craven & J.M.Stewart

Syst.Bot. 17:103,Fig.10 (1992)
Conservation Code
Priority One
Naturalised Status
Native to Western Australia
Name Status

Decumbent to erect shrub. Fl. white/pink, Apr to Jun. Shallow skeletal soils over laterite, sandstone. Rocky ridge, lateritic plateau.

Grazyna Paczkowska, Descriptive Catalogue, 19 September 1996

Scientific Description

Tree, with hairy stems. Leaves 50-100 mm long, not lobed; margins entire; hairy, with stellate hairswith scales absent, Sessile glands absent; stipules present but early deciduous (only visible on youngest leaves), 5-8 mm long. Perianth clearly of two whorls (calyx and corolla), the corolla obvious and prominent. Pedicel present, 5-15 mm long; indumentum present, with stellate hairs present, with scales absent. Epicalyx (extra segments or 'bracteoles' immediately below the calyx) present, 6-8 mm long, the lobes free, glabrous, stellate hairs presentwith scales absent, Sessile glands present. Calyx green, 12-16 mm long, the lobes fused less than half their length, Sessile glands present, stellate hairs present, scales absent, Terminal appendages absent, number of ribs absent. Corolla white or pink, 30-40 mm long, glabrous, scales absent. Indumentum (outside) Sessile glands present. Stamens many, united and arising from a staminal tube around the style; filaments present, 2 mm long; anthers 1-1.2 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, 8 mm long, with one style branches or lobes, mostly glabrous, wing absent. Fruits dehiscent (capsules and follicles), length-width ratio more or less as long as wide; apex rounded; prickles absent (except perhaps a terminal awn); terminal awns or spines absent; calyx persistent to mature fruit, not accrescent. Flowering time April, May or June. Distribution Botanical Province Northern, IBRA Bioregion North Kimberley. Conservation Code Priority One (P1).

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


IBRA Regions
Northern Kimberley.
IBRA Subregions
Local Government Areas (LGAs)
Wyndham-East Kimberley.