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FOC | Family List | FOC Vol. 23 | Araceae

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.

1 Spathe throat margin auriculate; leaflet apex long acuminate with tail ca. 6 cm.   67 A. souliei
+ Spathe throat margin oblique or slightly recurved; leaflet apex acuminate   (2)
2 (1) Spadix appendix exserted from spathe throat, distally often suddenly recurved; leaflets 3(or 7 or 9).   65 A. jacquemontii
+ Spadix appendix included in spathe tube, cylindric, erect; leaflets 3-6.   66 A. wardii


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