All Floras      Search Specimen
Login | eFloras Home | Help
IBSC | Family List | Angiospermae | Asclepiadaceae

Brachystelma R. Br.

润肺草属

Description from Flora of China

Herbs erect, perennial. Rootstock usually a subglobose tuber [sometimes a cluster of swollen roots]. Leaves opposite, sessile or subsessile. Inflorescences umbel-like or racemelike. Pedicel slender, short. Calyx with 5 basal glands. Corolla campanulate to subrotate; lobes erect or spreading, valvate. Corona double, attached to staminal column, outer series of 5 deeply 2-cleft lobes exceeding staminal column, inner series of 5 oblong lobes incumbent over stigma head, not or hardly exceeding staminal column. Filaments connate into a short tube; anthers without membranous apex; pollinia 2 per pollinarium, erect or ascending, with a translucent margin. Stigma head depressed. Follicles often linear, usually paired. Seeds comose.

About 60 species: mostly in Africa, also in Oceania and SE Asia; two species in China.


 

Related Objects  

Flora of China  
  • PDF File
  • PDF

    IBSC @ efloras.org
    Browse by
    Family
    Genera
    Search by name

    Specimen Search

    People @ IBSC

     

     

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