Show Lower Taxa
Euphorbia pediculifera
in W. H. Emory, Rep. U.S. Mex. Bound. 2(1): 186. 1859.
Common names: Carrizo Mountain sandmat
Synonyms: Chamaesyce pediculifera (Engelmann) Rose & Standley
Euphorbia pediculifera can be variable in terms of leaf shape and the extent of pubescence, but the species is readily identified by the short, appressed hairs on the leaves and the distinctive seed that is encircled by a series of round, transverse ridges.
Distribution
Ariz., Calif., nw Mexico.
Discussion
Varieties 2 (1 in the flora).
Euphorbia pediculifera var. linearifolia S. Watson is found only near Guaymas in southwestern Sonora, Mexico.
Selected References
None.