188 



ASPLENIUM MARINUM. 



the pinnae two inches. It resembles acutum, differing in having 

 coarse, deeply-serrated, rounded, crenately-dentate lobes. 



Fig. 531. — Middle pinna;. 



Parallelum, Moore. (Fig. 531.) — Found in Guernsey by 

 ]\I. Boistel. A large variety, the fronds attaining three feet 

 in length. Pinnte somewhat distant, from two inches to two 

 inches and a half long, and less than three eighths of an 

 inch wide, nearly parallel-sided, the base cuneate, the margin 

 coarsely but not profoundly crenate-serrate. The apex bluntish. 

 My thanks are due to Messrs. Stansfield, of Todmorden, for 

 fronds. 



5>^^^Q^s 



Fig. 532.— Pinna. 



Fig 533.— Apex of Frond. 



SuB-BiriNNATUM, Moore. (Fig. 532.) — Found in a cave at 

 Petit Bot Bay, Guernsey, by Mrs. Dobree, of the Forest, 

 Guernsey; and also in Cornwall. A much-divided variety. 

 Length of frond seven inches, breadth two inches and a half. 

 Pinnae distinct, their base obliquely cuneate, and profoundly 



