All Floras      Advanced Search
FOC Vol. 16 Page 262 Login | eFloras Home | Help
FOC | Family List | FOC Vol. 16 | Asclepiadaceae

40. Lygisma J. D. Hooker, Hooker's Icon. Pl. 15: 18, t. 1423. 188.

折冠藤属 zhe guan teng shu

Costantina Bullock; Pilostigma Costantin 1912, not Van Tieghem 1894.

Herbs perennial, twining. Inflorescences extra-axillary and sometimes terminal, lax cymose. Buds truncate. Calyx glands absent(?). Corolla small, campanulate; tube much shorter than lobes; lobes inflexed in bud, overlapping to right, narrowly oblong-falcate, revolute, apex rounded. Corona lobes inserted on backs of anthers, oblong-ovate, dorsiventrally flattened, as high as gynostegium. Anthers short, appendages appressed to stigma head; pollinia 2 per pollinarium, obliquely oblong-falcate, erect to horizontal. Stigma head depressed or exserted and short 2-lobed. Follicles ellipsoid-ovoid, small.

About 3(-6) species: China, Myanmar, Thailand, Vietnam; one species in China.

Lower Taxon


Related Objects  
  • PDF File
  • PDF

    Flora of China @
    Browse by
    Advanced Search

    Flora of China Home




     |  eFlora Home |  People Search  |  Help  |  ActKey  |  Hu Cards  |  Glossary  |