Index to the Scientific Names. 
Synonyms and exotic species are thalicised, 
ADIANTUM, 247, 
Canadense, 244. 
Capillus-Veneris, 246. 
pedatum, 242. 
pedatum rangiferium, 245, 
ASPIDIUM, I05, 117, 126, 133. 
Boottii, 141. 
cristatum, 139. 
cristatum Clintonianum, 141. 
cristatum x marginale, 141, 
filix-mas, 136, 
fragrans, 147. 
Goldieanym, 138. 
f. celsum, 138. 
marginale, 134. 
Nevadense, 123. 
Noveboracense, 120, 
f. fragrans, 122, 
oreopteris, 121. 
simulatum, 123. 
spinulosum, 143. go 
spinulosum dilatatum, 145. 
spinulosum intermedium, 145. 
Thelypteris, 112. | 
ASPLENIUM, 173, 179. 
acrostichoides, 187. 
angustifolium, 188. 
Bradleyi, 166. 
ebenum, 160. 
f. incisum, 162. 
f. serratum, 162, 
ebenoides, 169. 
filix-femina, 179, 
Sontanum, 172. 
marinum, 172. 
montanum, 164. 
parvulum, 159. 
pinnatifidum, 167. 
platyneuron, 162, 
ruta-muraria, 162. 
Trichomanes, 155, 
f. incisum, 157. 
viride, 158. 
ATHYRIUM, 179, 189. 
cyclosorum, 185. 
filix-feemina, 180. 
filix-femina Michauxtt, 185. 
Michauxti, 185. 
thelypteroides, 185. 
BoTRYCHIUM, 51, 69. 
lanceolatum, 59. 
Lunaria, 51. 
matricavi@, 57. 
matricarizfolium, 6c. 
matricarizfolium tenebro- 
sum, 60. 
neglectum, Ot. 
obliquum, 54. 
f. dissectum, 57. 
f. intermedium, 57. 
simplex, 58. 
tenebrosum, 61, 
Virginianum, 42. 
Camprosorus, 268. 
rhizophyllus, 265. 
f{. intermedius, 268, 
