Lophophora williamsii var. diffusa
Repert. Pl. Succ. (I.O.S.) 27: 7 (1976 publ. 1979)
Family
Cactaceae
Genus
Species
Lophophora williamsii var. diffusa
Author
(Croizat) G.D.Rowley
Chinese genus
乌羽玉属
Chinese name
-
Primary
Accepted
DescriptionEdit description
Description
Globular spineless cactus with large tap root. Solitary or forming variable stemmed clumps with few stems or sometime large mounded group with several heads. This is the more primitive species of Lophophora.
Note
Lophophora diffusaSN|1117]]SN|1749]] is geographically isolated, but questionably distinct from Lophophora williamsiiSN|1749]]SN|1117]].
Flowers
Commonly whitish to yellowish-white (or pinkish white), 1,5-3 centimetres in diameter.
Ribs
5 to 13 the podaria are rarely elevated, wavy, broad and flat.
Stem
2-7 cm tall, 5-12 cm in diameter (some population have larger stems up to 20-25 cm in diameter) Yellow-green or grey-green, usually lacking well-defined ribs and furrows.
Areoles
With tufts of hairs that usually spread unequally on the prominent podaria.