INDEX SYSTEMATICUS.. 



OCTANDRIA. 



3r5PoPULUS alba 63 y 



tfefiiula 63 i 



nigra C37 



ENNEANDRIA, 



3T7MERCURIAL1S perennis Cs^ 



v-^nnua ^39 

 ^iSHydkocharis MorfusRange 649 



MONADELPHIA. 



€41 



^42 



543 



64y 

 649 



