lib. Pistils one to two; styles short and 

 tapering to tip; not plumose; leaves 

 usually with three lobes . . Purshia 

 12a. Leaves three-toothed, pubescent, 

 usually deciduous; flowers about 

 8 nm broad. ... P. tridentata 

 12b. Leaves three- to five-toothed, 

 nearly hairless, dotted with 

 impressed glands; evergreen, flowers 

 about 20 mm broad . P. glandutosa 



'>U.S. aaVEFWMENfT PRINTING OFFICE 1975 — 677-098 / 68 REGION NO. 8 



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