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Trees or rarely shrubs. Leaves spirally arranged, paripinnate, 1-6-jugate, without pseudo-stipules; Inflorescences axillary to pseudoterminal, rarely ramiflorous; Flowers seemingly bisexual, probably functionally unisexual. Petals (2-)5(-6), slightly longer to slightly shorter than the calyx; Stamens 8 (6-10); Ovary sessile, 2- or 3-locular, smooth, hairy; Ovules 1 per locule. Fruits with 1-3 well-developed lobes, loculicidal, central axis not thickened transversely, [in A. bullata and A. macrobotrys opening irregularly (loculicidal), central axis thickened transversely,] short- or long-stipitate, dissepiments complete, lobes laterally not or slightly flattened; Seeds (partly) covered by an apically open arillode, consisting of 1 or 2 layers, the outer or only one soft, yellow, the inner one firm, dark brown when dry;


Asia-Temperate: Hainan (Hainan present), Asia-Tropical: Bismarck Archipelago (Bismarck Archipelago present); New Guinea present, Australasia, NE India present, Pacific present, SE Asia present, Solomon Islands present present
One widespread species from NE India throughout SE Asia up to Hainan and eastward across Malesia up to the Solomon Islands; in New Guinea (including the Bismarck Archipelago) 12 additional species, of which 4 also in Australia, and 1 other also in the Solomon Islands. Seven additional species in Australia, eight more in the Pacific.


Blume - in Fl. Austral. 1985: 87, 198
Blume - in Sitzungsber. Math.-Phys. CI. KonigL Bayer. Akad. Wiss. München. 1879: 551
Blume - in Sitzungsber. Math.-Phys. CI. KonigL Bayer. Akad. Wiss. München. 1890: 267, 293
S.T. Reynolds - in Austrobaileya. 1985: 158
Radlk., Sapind. Holl.-Ind. 1879: 44
R.W. Ham - in Blumea. 1977: 289
Blume - in Engl., Pflanzenr. 98. 1933: 1268