218 
FLORA OF FORFARSHIRE. 
CLASS III.— ACOTYLEDONES, CELLULAR, OR 
CRYPT OGAM IC PLANTS. 
Ord. I.-FILICES. 
SUBORD. I. P OLYPOD1 ACEjE. TRUE FeRNS. 
Gen. Br. 16. F. 12. Sp. and v. Br. 49. F. 29. 
Polypodium, L. Polypody. 
Br. sp. and v. 6. F. 8. 
P. vulgare , L. Common Polypody. H. 437, R. 383, 
N. 20. 
Common on old walls, in woods, rocky dens, &c. very va- 
riable in size. The sori, though generally confined to the 
upper part of the frond, are frequently dispersed over the 
whole of the pinnse. 
P. Phegopteris , L. Pale Mountain Polypody, H. 437, 
B . 384, N. 24. 
Near waterfalls, sides of streams, rocky places, and by way- 
sides, Clova and Canlochen, &c. plentiful. The fronds vary 
from two to ten or twelve inches in length, usually six or 
seven inches. 
P. Dryopteris, L. Tender Three-branched Polypody. 
IT. 437, B. 384, N. 26. 
In woods and among rocks and debris on the Sidlaw Hills 
and Clova mountains abundant. Panmure, Mr J. Cruick- 
slianlc. Guthrie Woods, Mr A. Croall. 
W oodsia, Br. W oodsia. 
Br. Sp. and v. 3. ? F. 2.? 
W. Ilvensis, Br. Oblong Woodsia. H. 437, B. 384, N. 
29. ( Achrostichum , L. &c.) 
