THE LASTREAS 



151 



Decompositum. — Very foliose ; found by Mr. Allchin in S. 

 Devon. 



Depauperatum. — Found by Mr. C. Padley on Exmoor ; too 

 curious to omit, the subdivisions extremely slender and confluent. 



Digitata. — Found by Mr. J. M. Barnes at Burton ; neatly 

 crested. 



D. Stewardson^e. — Found at Lancaster ; similar but distinct. 



Fig. 164. L. f. m. elongata (pinna). 



Elongata (Fig. 164).— Found in the Isle of Wight by Rev. 

 W. H. Hawker and subsequently elsewhere ; large fronds, pinna? 

 tapering into a tail, and pinnules plain edged. 



Fluctuosa. — See crispatissima. 



