196 SYSTEMATIC INDEX. 



VOL. PAGB 



Trilliacf.*. 



. Medeol.1 Virginica II. 157 



Melanthace^. 



Helonias bullata 1-33 



COMMELYNACE^. 



Tradescintia Virginica I. i 



Cyperace/e. 



Carex stricta I. 37 



FiLICES. 



Polypodium incanum I. ij 



Aspleniiim Trichomanes I. 161 



Asplenium parvulum IF. 65 



Aspidium acrostichoides II. 149 



Polypodium vulgare II. i6i 



Asplenium ebeneum II. 177 



Marsiliace.'E. 



Marsilia quadrifolia •....•••...,11. 13 



