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11. Arisaema sect. Tenuipistillata Engler, Pflanzenr. 73(IV. 23F): 151, 195. 1920.
细柄组 xi bing zu
Plants dioecious. Tuber subglobose. Phyllotaxy quincuncial. Leaves 1 or 2, pedate or palmate. Spathe limb ovate or ovate-lanceolate, involute. Ovary bottle-shaped. Thecae dehiscing by lateral slits or by apical pores. Appendix erect or slightly incurved, narrowly cylindric, thickened to base, stipitate.
Three species: Himalayas and Xizang-Qinghai plateau; three species (two endemic) in China.
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| 1 |
Spathe throat margin auriculate; leaflet apex long acuminate with tail ca. 6 cm. |
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67 A. souliei |
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Spathe throat margin oblique or slightly recurved; leaflet apex acuminate |
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(2) |
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| 2 (1) |
Spadix appendix exserted from spathe throat, distally often suddenly recurved; leaflets 3(or 7 or 9). |
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65 A. jacquemontii |
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Spadix appendix included in spathe tube, cylindric, erect; leaflets 3-6. |
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66 A. wardii |
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