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Scale bar 10mm. Copyright CSIRO
10th leaf stage. Copyright CSIRO
Cotyledon stage, hypogeal germination. Copyright CSIRO
Scientific NameDimocarpus longan Lour.
Loureiro, J. (1790) Flora Cochinchinensis : 233. Type: Neotype: Lioa & Kuo 1598, Taiwan, Tafu, Miaoli, 12 - 7 - 1965 (L; iso : TAI).
Usually a small tree.
Leaflet blades about 4.5-12 x 1.6-3 cm, unequal-sided, particularly towards the base, lateral veins curving but not forming definite loops inside the blade margin, midrib +/- flush with the upper surface. Small streaky oil dots just visible with a lens. Lenticels aggregated into lines on the twigs.
First pair of leaves compound with 2-4 leaflets. At the tenth leaf stage: leaflet blades somewhat unequal-sided and attenuate at the base, apex acuminate. Midrib raised on the upper surface; lateral veins curving just inside the blade margin but not forming definite loops. Seed germination time 10 days.
Distribution and Ecology
An introduced species originally from China, widely cultivated in Australia and now naturalised in NEQ. Altitudinal range from sea level to 750 m. Grows on farmland and in rain forest regrowth.
Natural History & Notes
CC-BY Australian Tropical Herbarium unless otherwise indicated in the images.