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Scale bar 10mm. Copyright CSIRO
10th leaf stage. Copyright CSIRO
Cotyledon stage, hypogeal germination. Copyright CSIRO
Dimocarpus longan subsp. longan
Dimocarpus longan Lour. subsp. longan
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.
Distribution and Ecology