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Botrychium virginianum Sw. Woodlands. Common 

 throughout the province. 



OSMUNDACE^. 



Osmunda regalis L. Swamps and swales. Scarce in 

 northern Ontario, common throughout the rest of the 

 province. 



Osmunda claytoniana L. Low ground. Frequent 

 throughout the province. 



Osmunda cinnamomea L. Swamps and swales. Ap- 

 parently absent from northern Ontario, but common 

 throughout the rest of the province. The form known as 

 frondosa occurs at Belleville, Hastings County ; Bismark, 

 Elgin County, and Guelph, Wellington County. The 

 writer has found two phases of this form, in one of which 

 the fertile portion was terminal, and in the other basal 

 and having some of the lower pinnae half fertile and half 

 sterile. In both cases they appeared on otherwise normal 

 plants, which had not been cut or apparently injured in 

 any way. 



POLYPODIACE^. 



Poly podium vulgare L. Rocks, in shade. Rare in 

 southern Ontario, but common throughout the rest of the 

 province. 



Adiantum pedatum L. Moist woodlands. Common 

 throughout the province. 



Pteris aquilina L. Dry thickets and borders of woods. 

 Common throughout the province. The writer collected, 

 in a cedar swamp, a fern of this species, which was not at 

 all ternate but merely bi-pinnate. 



Crypto gramma aero stick oides R. Br. Rocks. Very 

 rare. Reported from Shrieber, Thunder Bay District, by 

 Campbell, and McLeod's Harbour, Manitoulin Island, by 

 J. Bell. 



Pellaea gracilis Hook. Moist, shady rocks. Frequent 

 throughout the Limestone region. Found on Laurentian 



