Cyanastrum

Oliv.
Description: 
Geophytes with annual aerial parts; tubers depressed-globose to disc-like, superposed to forming a vertical series, not tunicated; roots emerging from sides of tuber. Leaves basal, petiolate to subsessile, rolled in bud, ovate to ovate-orbicular, decurrent to cordate, with schizogenous oil channels. Inflorescence racemose, terminating a flowering stem, sometimes appearing before leaves; bracts and bracteoles present or absent. Perianth: segments forming a very short tube at base, blue or white. Stamens all perfect and similar, arising on perianth at throat of tube. Seeds containing chalazosperm (nutrient tissue developing at chalazal end); embryo subglobose, containing starch.
Distribution: 
Species 3, trop. Africa from Nigeria to Tanzania and Mozambique; sthn trop. Afr. 1: Cyanastrum johnstonii Baker, Zambia, Mozambique.
Source: 
SSTA
Classification: 

Add new comment

To prevent automated spam submissions leave this field empty.
CAPTCHA
This question is for testing whether or not you are a human visitor and to prevent automated spam submissions.
Image CAPTCHA
Enter the characters shown in the image.
Scratchpads developed and conceived by (alphabetical): Ed Baker, Katherine Bouton Alice Heaton Dimitris Koureas, Laurence Livermore, Dave Roberts, Simon Rycroft, Ben Scott, Vince Smith