FERNS AND FERN ALLIES 



5. Pteris aquilina, L. (Brake or Bracken). Com- 

 mon everywhere, mostly in open, sandy ground. 



6. Pellaea atropurpurea, Link. (Purple-stemmed 

 Cliff-brake). Occurs extensively at Niagara Glen 

 and at Credit Forks and in many other localities, 

 usually high up in crevices of limestone cliffs. 



7. Cryptogramma stelleri, Prantl. (Slender Cliff- 

 brake). Reported rare at Credit Forks on the face 

 of limestone cliffs (White). 



8. Wood war dia virginica, Sm. (Virginia Chain- 

 fern.) Apparently very local. There is a large colony 

 of it near Snelgrove, in Peel County (White). Far- 

 ther north it occurs more commonly in sphagnum bogs 

 and marshes near Port Sydney, Muskoka, and other 

 localities. 



9. Asplenium viride, Huds. (Green Spleenwort). 

 Reported rare in crevices of limestone rocks at Credit 

 Forks (White). 



10. Asplenium trichomanes, L. (Maidenhair 

 Spleenwort). Common on moss-covered logs and 

 limestone rocks at Niagara Glen and Credit Forks. 



11. Asplenium angustifolium, Michx. (Narrow- 

 leaved Spleenwort). Very local. Occurs with 

 Aspidium goldeanum and Asplenium acrostichoides at 

 Niagara Glen and at Madoc in eastern Ontario, in 

 rich, damp woods. Reported also rare in low woods 

 at Credit Forks (White), and from the Don Valley, 

 Toronto. 



12. Asplenium acrostichoides, Sw. (Silvery Spleen- 

 wort). Although common in northern Ontario, near 



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