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20. Hemsleya chinensis Cogniaux ex F. B. Forbes & Hemsley, J. Linn. Soc., Bot. 23: 490. 1888.
雪胆 xue dan
Tuber ovoid or oblate. Stem and branchlets slender. Tendrils 8-14 cm. Leaves pedately 5-9-foliolate; petiole 4-8 cm; leaflets ovate-lanceolate, oblong-lanceolate, or broadly lanceolate, margin crenate; median leaflets 5-12 × 2-2.5 cm; petiolule 5-10 mm. Male inflorescence dichotomously cymose or paniculate; peduncle filiform, flexuous, 5-12 cm; calyx segments ovate, ca. 7 × 4-5 mm, apex acute, reflexed; corolla orange-red, Chinese lantern-shaped or rounded-globose, 8-15 mm in diam.; segments oblong, 10-13 × 8-9 mm, subglabrous; filaments ca. 1 mm. Female inflorescence simple; peduncle 2-4 cm; calyx and corolla as in male flowers; corolla ca. 15 mm in diam.; ovary cylindric, 5-10 × 2-3 mm. Fruit ellipsoid, 3-7 × ca. 2 cm, base attenuate; fruiting pedicel slightly curved, with or without articulation, 8-10 mm. Seeds brown, suborbicular, 10-12 × ca. 10 mm, ca. 3 mm thick, unwinged, margin ca. 1 mm wide. Fl. Jul-Sep, fr. Sep-Nov. 2n = 28*.
● Evergreen broad-leaved forests, forest margins; 400-2800 m. Guizhou, Hubei, Sichuan, Yunnan.
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| 1 |
Fruit with white spiculiform hairs along longitudinal ribs; branchlets and petiole with dense spiculiform hairs. |
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20d var. polytricha |
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Fruit without spiculiform hairs along longitudinal ribs; branchlets and petiole without spiculiform hairs |
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(2) |
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| 2 (1) |
Corolla usually glabrous, 12-15 mm in diam.; fruit elliptic, 3-7 cm. |
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20a var. chinensis |
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Corolla densely white pubescent, 8-12 mm in diam |
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(3) |
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| 3 (2) |
Corolla 10-12 mm in diam.; fruit obovoid, pedicel with articulation. |
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20b var. ningnanensis |
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Corolla ca. 8 mm in diam.; fruit ovoid, pedicel without articulation. |
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20c var. longevillosa |
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Lower Taxa
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Treatments in Other Floras @ www.efloras.org
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