
BRITISH FERNS 
LXXIII 
OBTUSISSIMUM (Wol/.) 
Mr. G. B. Wollaston. South Devon. 1861. 
Til O Лл 
Needs по description,—one of the first dozen of British Ferns,— 
dark green in colour ;—a remarkable peculiarity about this fern 15 
that the spores, which are very abundant, produce only normal 
forms. The finest specimen by far of the imbricate class. 

