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25. Zehneria Endlicher, Prodr. Fl. Norfolk. 69. 1833.
马㼎儿:属 ma jiao er shu
Authors: Anmin Lu & Charles Jeffrey
Neoachmandra W. J. de Wilde & Duyfjes; Pilogyne Ecklon ex Schrader.
Herbs, climbing or trailing, annual or perennial. Leaves petiolate, unlobed or 3-5-lobed or -partite. Tendrils slender, simple. Plants monoecious or dioecious. Male flowers axillary, solitary or few, long pedicellate, or in a raceme-cyme or subumbel; calyx campanulate, 5-lobed; corolla campanulate, white or yellow-white, often becoming cream colored with age; segments 5; stamens 3, inserted at bottom or on upper part of tube; filaments shorter to longer than anthers; anthers all 2-celled or sometimes two 2-celled and one 1-celled, oblong or ovoid-oblong; anther cells straight or slightly curved; connective produced or not produced; rudimentary ovary variable in form. Female flowers solitary or paired or a few in a cyme, often coaxillary with male flowers; calyx and corolla as in male flowers; ovary globose to ellipsoid-fusiform, 3-locular; ovules few to numerous, horizontal; style surrounded at base by an annular disk; stigmas 3. Fruit globose or ellipsoid to fusiform, indehiscent. Seeds few to numerous, ovate, compressed, not sculptured.
About 55 species: Old World tropics; four species in China.
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| 1 |
Stamens inserted at bottom of tube; filaments longer than anthers |
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(2) |
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Stamens inserted on upper part of tube; filaments not longer than anthers |
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(3) |
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| 2 (1) |
Plants monoecious; fruit globose or ovoid, red. |
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1 Z. bodinieri |
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Plants dioecious; fruit oblong, purplish black. |
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2 Z. guamensis |
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| 3 (1) |
Fruit globose or oblong, less than 1.8 cm. |
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3 Z. japonica |
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Fruit fusiform, attenuate, 3-4 cm, 1-1.5 cm in diam. |
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4 Z. wallichii |
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Lower Taxa
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