mp:moirs 



OF THK 



■ r 



TORREV BOTANICAL CLUB 



Vol. II. 



No. 4. 



The Genus Piilv'>"ala in North America. 



Bv Wm. E, Wheelock. 



ISSUED DECEMBER 30. 189 1. 



I 



y^ 



->i 



PRICE, 75 CENTS. 



