84 LOMARIA SPICANT. NORTHERN HARD-FERN. 



a fair average size. Sir W. J. Hooker notes a peculiar variation 

 found in " Derbyshire, England, by Mr. Henry Robson, which is 

 proliferous at the end, with numerous repeatedly dichotomous 

 branches." These peculiar, and we may perhaps say individual 

 variations, are much prized by florists. 



This species not only inhabits high northern regions, but goes 

 almost round the world — a form being even found in Japan. 



Explanations of the Plate. — i. An average-sized plant complete. 2. A fertile frond. 3. 

 Enlarged pinnule, showing the involucre and sori or fruit. 4. Male pinnule, showing the 

 venation. 



