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6. Bolbostemma Franquet, Bull. Mus. Natl. Hist. Nat., sér. 2. 2: 325. 1930.
假贝母属 jia bei mu shu
Authors: Anmin Lu & Charles Jeffrey
Herbs, climbing, with a multi-tuberous base. Stems slender. Leaves cordate, 5-lobed, glandular at base. Tendrils 2-fid. Plants dioecious; male flowers in panicle, female flowers often in panicle, sometimes solitary or fascicled. Male flowers: calyx rotate, 5-partite; segments linear-lanceolate; corolla rotate, 5-partite; segments narrowly lanceolate, caudate-acuminate; stamens 5; filaments free or connate at base in pairs; anthers subovoid, 1-celled; connective papillose on back. Female flowers: calyx and corolla as in male flowers; ovary subglobose, verrucose, 3-locular; style short; stigmas 3, 2-lobed; ovules 2 in each locule, pendulous. Fruit narrowly ovoid, conical at apex, with or without spines, circumscissile-dehiscent above middle. Seeds 4-6, subovate, with membranous wing at apex.
● Two species: disjunct between N China and SW China.
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Leaves palmately 5-fid, lobes 3-5-lobed; calyx segments and corolla segments ca. 2.5 mm; stamens free, connective not papillose; ovary rarely verrucose; fruit smooth. |
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1 B. paniculatum |
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Leaves suborbicular; calyx segments and corolla segments to 6-8 mm; stamens connate at base of filaments in pairs, connective elongate; ovary densely verrucose; fruit spinescent. |
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2 B. biglandulosum |
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Lower Taxa
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