INDEX TO THE SCIENTIFIC NAMES. 



27? 



i, 226. 

 hetcrospora, 227. 

 hieroglyph ica, 228. 

 Hovvelli, 245. 



Piperi, 246. 

 lacustris, 224. 



paupercula, 225. 

 Macouni, 229. 

 macrospora, 224. 

 maritinia, 223. 

 melanopoda, 250. 



Californica, 251. 

 pallida, 252. 

 melanospora, 246. 

 minima,. 254. 

 nuda, 246. 

 Nuttallii, 252. 

 Occidentalis^ 225. 

 Orcutti, 253. 

 paupercula, 225. 

 Piperi, 246. 

 pygmfca, 228. 

 riparia, 239. 

 saccharata, 240. 

 Ainesii, 241. 

 Palmeri, 241. 

 reticulata, 241. 

 Tuckermani, 225. 

 borealis, 226. 

 hetcrospora, 227. 

 truncata, 222. 

 Underwoodii, 246. 

 LYCO PODIUM. 



adprcssum, 1 1 8. 

 alopecuroides, 117. 

 adpressum, 118. 

 polyclavatum, 119. 

 Chapmani, 118. 

 alpinum, 94. 

 annotinum, 86. 



pungens, 87. 

 Carolinianum, 120. 



cJianicccyparissiis, 91. 

 cernuum, 101. 

 Chapmani, 118. 

 clavatum, 81. 



f. monostachyon, 84. 

 complanatum, 88. 



chamsecyparissus, 



f. flabelliforme, 91. 



tristachyon, 92. 



f. Wibbei, 92. 

 inunclatum, 114. 



f. Bigelovii, 116. 

 lucidulum, 107. 



f. occidentale, in. 



porophylum, in. 



monostachyon, 84. 



nikoense, 97. 



obscuium, 99. 

 porophylum, ill. 

 pinnatnm, 119. 



sabinaefolium, 96. 



selaginclloidcs, 151. 



selago, 112. 



f. patens, in. 

 lucidnlnin, 113. 



Sitchense, 98. 



tristachyon, 92. 

 MARSILIA. 



hirsnta, 200. 



macropoda, 200. 



mcicropns, 201. 



poly car pa, 188. 



quadrifolia, 195. 



quadrifoliata, 197. 



tenuifolia, 201. 



uncinata, 197. 



vestita, 199. 

 PSILOTUM. 



niidiun, 127. 



triquetrum, 125. 

 SALVINIA. 



natans, 175. 



