Carrizo Mountain sandmat Carrizo Mountain sandmat

Chamaesyce pediculifera (Engelmann) Rose & Standley

Varieties 2 (1 in the flora): sw United States, nw Mexico.

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.

Euphorbia pediculifera var. linearifolia S. Watson is found only near Guaymas in southwestern Sonora, Mexico.

Lower Taxa

• Euphorbia pediculifera var. pediculifera
• Euphorbiaceae Jussieu