IMPORTANT WESTERN BROWSE PLANTS 
Figurmn 40.—Yerba-de-pasmo (Baccharis ramulosa), an important southwestern 
poisonous browse and a medicinal plant among Indians and Mexicans: A, Por- 
tion of twig with leaf rosettes; B, achene with pappus and persistent corolla ; 
C, D, E, and F, individual leaf yariations; G, flowering-fruiting spray of pis- 
tillate (female) plant 
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