A. Thelypteris (L.) Sw. 
simulatum Davenp. Mt. Toby, A. V. Osmun. 
noveboracense (L.) Sw. 
marginale (L.) Sw. 
Goldianum Hook. Mt. Tom, S. Stebbins; Mt. Toby ; Notch, Mt. 
Holyoke, A. V. Osmun. 
Boottii Tuckerm. Mt. Toby. 
cristatum (L.) Sw. 
cristatum L. Sw. var. clintonianum D.C. Eaton. Mt. Toby, etc. 
spinulosum (O. F. Miller) Sw. Mt. Toby, etc. 
spinulosum (O. F. Miller) Sw. var. intermedium (Muhl.) D. C. 
Eaton. Mt. Toby, etc. 
spinulosum (O. F. Miller) Sw. var. dilitatum (Hoffm.) Hook. 
Mt. Toby, A. V. Osmun. 
Cystopteris Bernhardi. Bladder Fern. 
bulbifera (L.) Bernh. Mt. Toby, Sunderland, etc. 
fragilis (L.) Bernh. Springfield, S. Stebbins; Mt. Holyoke; Sun- 
derland, etc. 
Woodsia R. Brown. 
ilvensis (L.) R. Brown. 
obtusa (Spreng.) Torr. 
Dicksonia L’Hér. 
punctilobula (Michx.) Gray. Hay-scented Fern. 
Onoclea L. 
sensibilis L. Sensitive Fern. 
Struthiopteris (L.) Hoffman. Ostrich fern. This fern in Mass. 
attains its maximum development in the Conn. 
valley reaching a height of 7 feet or more. 
SCHIZABRACE AE 
Lygodium Swartz. Climbing Fern. 
palmatum (Bernh.) Sw. Local. 
OSMUNDACEAE 
Osmunda [Tourn] L. Flowering Fern. 
regalis L. 
Claytoniana L. 
cinnamomea L. Cinnamon Fern. 
OPHIOGLOSSACEAE 
Ophioglossum [Tourn.] L. Adder’s Tongue. 
vulgatum L. 
Botrychium Swartz. Moonwort. 
simplex E. Hitchcock. Conway, E. Hitchcock: Plainfield, etc., 
Porter; Mt. Toby. 
Pe 
et i ee a te 
