BERGEN'S ELEMENTS OF BOTANY 



KEY AND FLORA 



SOUTHERN UNITED STATES KDUriON 



S. M. TRA( V, M.S. 



FORMEULV I'ROFESSOK OK 150TAMV IN TlIK 

 STATU UNIVEHSITV <)K MISSOIKI 



BOSTON, I .S.A. 



GINN k COMPANY. IM l',lJSlIi:i;S 



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