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1. Actephila Blume, Bijdr. 581. 1826.
喜光花属 xi guang hua shu
Authors: Bingtao Li & Michael G. Gilbert
Anomospermum Dalzell.
Trees or shrubs, monoecious or sometimes dioecious; indumentum of simple hairs, sometimes absent. Leaves alternate, rarely subopposite; stipules 2 in bilateral base of petioles; leaf blade simple, margin often entire, pinnately veined. Flowers axillary, fascicled or solitary; pedicels usually elongated. Male flowers: sepals 4-6, imbricate, slightly connate at base; petals 4-6, rarely absent, shorter than sepals; disk annular, entire or rarely divided at apex; stamens (3-)5(or 6); filaments distinct or connate at base; anthers introrse, longitudinally dehiscent; pistillode apex 3-fid. Female flowers: pedicels longer than male ones; sepals and petals as in male; disk annular surrounding base of ovary; ovary 3-locular; ovules 2 per locule; style short, free or connate at base, apex bifid or entire. Fruit a capsule, dehiscent into 3 2-valved cocci when mature; exocarp distinct from endocarp; columella persistent. Seeds without caruncle and endosperm; cotyledons thickened and fleshy; radical minute.
About 35 species: Oceania to the tropics and subtropics of Asia; three species (one endemic) in China.
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| 1 |
Trees to 15 m tall; lateral leaf veins 16-21 pairs; petiole 2-6 mm; seeds subglobose. |
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1 A. subsessilis |
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Shrubs to 4 m tall; lateral leaf veins 9-12 pairs; petiole 6-40 mm; seeds 3-angled |
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(2) |
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| 2 (1) |
Leaf blade apex long acuminate, abaxially puberulent; female sepals ca. 2 mm; female petals ca. 1.5 mm. |
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2 A. excelsa |
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Leaf blade apex obtuse or shortly acuminate, abaxially glabrous; female sepals 5-6 mm; female petals 0.8-1.2 mm. |
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3 A. merrilliana |
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Lower Taxa
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