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29. Cleidion Blume, Bijdr. 612. 1826.
棒柄花属 bang bing hua shu
Authors: Huaxing Qiu & Michael G. Gilbert
Trees or shrubs, monoecious or dioecious. Branchlets frequently glabrous. Leaves alternate, glandular-crenulate, penninerved; stipule small, deciduous. Inflorescences spicate or racemose, axillary; bracts eglandular. Male flowers fascicled to glomerulose, rarely solitary along axis; calyx closed in bud; sepals 3 or 4, valvate; petals absent; disk absent; stamens 25-80(-100); filaments free; anthers dorsifixed, 4-locellate, connective shortly produced; pistillode absent. Female inflorescences frequently 1-flowered. Female flowers: pedicel long, thickened at tip; sepals 3-5, imbricate, accrescent or scarcely enlarged in fruit; ovary 2- or 3-locular; styles 2 or 3, base often connate, deeply 2-cleft, filiform, stigmatic surface papillose; ovules 1 per locule. Fruit a capsule, 2- or 3-locular; pedicels rigid, club-shaped. Seeds subglobose, smooth, marbled.
About 25 species: Old- and New-World tropics and subtropics; three species in China.
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| 1 |
Male flowers available |
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(2) |
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Female flowers or fruits available |
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(4) |
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| 2 (1) |
Male flowers 1 per bract; sepals unequal, ca. 4 mm; stamens 100-200. |
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3 C. bracteosum |
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Male flowers 3-15 per bract; sepals equal, 2-2.5 mm; stamens 40-70 |
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(3) |
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| 3 (2) |
Plants monoecious; pedicel 1-1.5 mm; petiole 0.3-3 cm. |
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1 C. brevipetiolatum |
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Plants dioecious; pedicel 2-3 mm; petiole 2-7 cm. |
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2 C. spiciflorum |
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| 4 (1) |
Ovary 2(or 3)-locular, styles 1.5-3 cm; fruit often 2-lobed, 2.5-3 cm in diam.. |
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2 C. spiciflorum |
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Ovary 3-locular, styles 1-1.5 cm; fruit 3-lobed, 1.2-1.5 cm in diam |
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(5) |
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| 5 (4) |
Female sepals unequal, larger, 6-7(-20) mm, accrescent 9-15(-30) mm in fruit; petiole 0.3-3 cm. |
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1 C. brevipetiolatum |
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Female sepals 2-4 mm, scarcely enlarged in fruit; petiole 2-7 cm. |
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3 C. bracteosum |
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Lower Taxa
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Treatments in Other Floras @ www.efloras.org
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