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Herbarium specimen. Copyright DERM
Corchorus aestuans L.
Linnaeus, C. von (1759) Systema Naturae Edn. 10 2: 1079. Type: Jamaica, P. Browne; [LINN 691.4] (lecto: LINN n.v., IDC 177-12. 356: I3 (691.4) (BRI), fide Fawcett & Rendle (1926)).
Erect spreading herb up to 30 cm tall; stems pubescent, long hairs mainly on one side of the branches and short curly hairs on the other side.
Inflorescence a reduced 2-3 -flowered umbel. Peduncle 0.3-2 mm long. Pedicel glabrous, 1-2.5 mm long. Calyx lobes shorter than corolla, 2-3.5 mm long, very narrow and glabrous outside. Petals 2.5-4.5 mm long. Stamens 10. Ovary cylindrical, ribbed and silky pubescent. Stigma fimbriate.
capsule ca. narrowly ellipsoid, straight, 8-20 x 3.5-6 mm. Apex of capsule with three bifid horns 2-5 mm long. Annulus prominent in young fruit. Seeds strongly angular, testa dull brown to reddish brown.
Features not available.
Distribution and Ecology
Occurs in WA, NT, CYP, NEQ and CQ as far south as Jericho. Altitudinal range from near sea level to 580 m. Grows mainly in disturbed areas in rainforest, Eucalypt forest, monsoon forest, vine thicket, mixed woodland, heathland, monsoon scrub and in wooded grassland.,Also from Africa, Malesia, Asia, Pacific Islands and New Guinea.
Used as a stomachic, anti-inflammatory and as a treatment for pneumonia in India. The alcoholic extract from the whole plant showed anticancer activity against epidermal carcinoma (Khare 2007).
Herb (herbaceous or woody, under 1 m tall)