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Corchorus aestuans L.

Syst.Nat. Ed.10,1079 (1759)
Conservation Code
Not threatened
Naturalised Status
Native to Western Australia
Name Status

Prostrate, decumbent or sometimes erect annual or perennial, herb, 0.02-0.6(-1) m high. Fl. yellow, Jan to Jul or Oct. Clay, sandy loam, alluvium, sandy soils. Floodplains, swamp margins, coastal flats.

Amanda Spooner, Descriptive Catalogue, 22 September 1999

Scientific Description

Herb or shrub, with hairy stems. Leaves 20-65 mm long, 13-30 mm wide, not lobed; margins crenate or serrate; hairy, with Simple hairs (without tubercle bases)with scales absent, Sessile glands absent; stipules present but early deciduous (only visible on youngest leaves), 7.6-8 mm long. Calyx green. Corolla yellow. Fruits dehiscent (capsules and follicles), length-width ratio at least 1.5 times as long as wide, hairs and scales absent, Sessile glands absent; apex rounded; prickles absent (except perhaps a terminal awn); terminal awns or spines present; calyx deciduous before maturity, not accrescent; carpels 4; seeds per loculus ≥5. Flowering time January, February, March, April, May, June, July or October. Distribution Botanical Province Northern or Eremaean, IBRA Bioregion Pilbara, North Kimberley, Victoria Bonaparte, Central Kimberley, Dampierland and Ord-Victorian-Plain.

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


IBRA Regions
Central Kimberley, Dampierland, Indian Tropical Islands, Northern Kimberley, Ord Victoria Plain, Pilbara, Victoria Bonaparte.
IBRA Subregions
Berkeley, Chichester, Fitzroy Trough, Hamersley, Keep, Mitchell, Mount Eliza, Pentecost, Pindanland, Purnululu, South Kimberley Interzone.
IMCRA Regions
Canning, Kimberley.
Local Government Areas (LGAs)
Ashburton, Broome, Christmas Island, Derby-West Kimberley, Halls Creek, Wyndham-East Kimberley.