共 10 条
[1]
ACOCKS JPH, 1988, MEMOIRS BOT SURVEY S, V28, P94
[2]
Bredenkamp G., 1996, VEGETATION S AFRICA
[3]
Bruyns P. V., 1985, BRADLEYA, V3, P1
[4]
Dyer R A., 1983, Ceropegia, Brachystelma, and Riocreuxia in southern Africa
[5]
DYER RA, 1980, FLORA SO AFRICA, V27, P31
[6]
*IUCN, 2000, IUCN RED LIST CAT
[7]
Peckover R., 1995, Aloe, V32, P4
[8]
PECKOVER R, 1994, ASKLEPIOS, V63, P38
[9]
Van Wyk A.E., 2001, Regions of floristic endemism in southern Africa: a review with emphasis on succulents
[10]
VENTER F, 1993, VELD FLORA, V79, P120