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Scale bar 10mm. Copyright CSIRO
Flowers. Copyright CSIRO
Leaves and inflorescences. Copyright CSIRO
Habit, leaves and fruit. Copyright CSIRO
Fruit. Copyright CSIRO
10th leaf stage. Copyright CSIRO
Cotyledon stage, hypogeal germination. Copyright CSIRO
Desmodium ormocarpoides DC.
Candolle, A.P. de (1825) Prodromus 2: 327. Type: in Java. Hedys. ormocarpoides. Desv.! in herb. ... (v.s. in h. Venten nunc Deless.).
Desmodium dependens Blume ex Miq., Flora van Nederlandsch Indie 1(1): 248(), Type: D. dependens Blume Herb. L.B. Ob legumen valde juvenile sectio dubia ... Moluksche eilanden. Nieuw Guinea.
Usually flowers and fruits as a shrub about 1-2 m tall.
Petioles about 3 cm long, deeply grooved on the upper surface. Leaf blades about 10-11 x 5.5-6.5 cm. Stipels present about 2-4 mm below the base of the leaf blade, each stipel about 3 mm long. Underside of the leaf blade puberulous. Stipules about 3-5 mm long. Lateral veins curving but not forming distinct loops inside the blade margin.
Flowers without any obvious odour. Racemes long (about 30-60 cm), pendulous. Calyx about 3 mm long. The broadest sepal is minutely 2-lobed at the apex. Corolla about 4-5 mm long. Petals stalked, i.e. clawed. Stamens 10, the filaments of nine stamens fused to form a tube with the anthers alternately higher and lower. One stamen completely free. Ovules about five. Style curved like a shepherds crook.
First pair of leaves cordate. At the tenth leaf stage: stipules narrowly triangular, about 2-4 mm long. Stipels present about 3 mm below the base of the leaf blade. Leaves puberulous on the underside. Midrib raised on the upper surface of the leaf blade.
Distribution and Ecology
Occurs in CYP, NEQ and southwards to coastal central Queensland. Altitudinal range from near sea level to 300 m. Grows as an understory plant in and on the margins of well developed rain forest or gallery forest. Also occurs in Malesia, New Hebrides and New Guinea.
A locally common species of rainforest margins in the tropics. Of no grazing significance. Hacker (1990).
Herb (herbaceous or woody, under 1 m tall)
Shrub (woody or herbaceous, 1-6 m tall)