418 



WooDsiA, R. Brown. 



ilvensis, R. Brown. Blue Mounds, I. A. Lapham. 



Dbtopteris, Adans. Aspidium, Linn. Wood Fern. 



thelypteris, Gray. 



dilatata, Gray. Falls of the St. Croix, Dr. Parry. 



cristata, Gray. 



Goldiana, Gray. 



Onoclea, Linn. Sensitive Fern. • 



sensibilis, Linn. 



OsMUNDA, Linn. Flowering Fern. 



spectabilis, Willd. 



Claytoniana, Linn. 0. interrupta, Mx. 



cinnamomea, Linn. 



BoTRYCHiuM, Swartz. 



lunarioides, Sw. B. fumarioides, Willd. 

 Virginicum, Sw. 



LYCOPODIACE^. The Club Moss Family. 



Lycopodium, Linn. Club Moss. 



lucidulum, Michx. 



annotinum, Linn. Lake Superior, Dr. Houghton. 



dendroideum, Michx. Lake Superior to Upper Mississippi, Dr. 



clavatum, Linn. [Houghton. 



complanatum, Linn. 



Selaginella, Beauv. 



rupestris. Spring. Lye. rupestre, Linn. Blue Mounds, 

 apus. Spring. L. apodum, Linn. 



CHARACEiE. The Chara Family. 



Chara, Linn. 



vulgaris, Willd. Feather-Beds. 



MUSCL Mosses. 



FuNARiA, Schreber. 



bygrometrica, Hedwig. Lake Superior, Dr. Parry. 



DiCRANUM, Hedwig. 



scoparium, Hedwig. 



Leucobryum, Hampe. •«. 



vulgare, Hampe. St. Croix, Dr. Parry. 



