A TABLE OF THE SPECIES AND VARIETIES OF BRITISH 



FERNS, &c. 



* 



I. FILICES. 



A. POLYPODIACE^S POLYPODIES. 



i. POLYPODIUM, Linnaus. 



1. P. vulgare, Lmnczus. Fronds pinnatifid. Plate I. 



fig. 2. 

 d. cambricum. Fronds twice pinnatifid. 



2. P. Phegopteris, Linnceus. Fronds sub-pinnate. 



Plate II. fig. 2. 



3. P. Dryopteris, Linnaus* Fronds ternate, glabrous. 



Plate II. fig. 1. 



4. P. calcareum, Smith. Fronds ternate, glandular- 



mealy. Plate III. fig. 1. 

 ii. ALLOSOEUS, Bernhardi. 



1. A. crispus, BernJiardi. The only species. Plate Y. 



%. i. 



B. POLYPODIACE^ ASPIDIE^3. 



iii. WOODSIA, R. Brown. 



E 



