ASPLEMUM ADIANTIM-MGKLM. 



181 



two inclics. PinnsD brief, triangular, acuminate, ascending. 

 The three or four basal pairs nearly equal in si/.e. The 

 subdivisions small. 



Fig. 525.— Frond. 



SuBCONFLUENS, Stansfic'ld. (Fig. 525.) — A dwarf subconfluent 

 form, found by Messrs. Stansficld, of Todmorden. Length 

 three inches. Elongate triangular in form, the pinnse scarcely 

 divided, and very minutely serrated. The illustration is from 

 Messrs. Stansficld, of Todmorden. 



Fig. 52(5,— Middle pinn.x. 



Incisum, Clapliam. (Fig. 526.) — Found by Mr. Thompson, 

 about 1859, between Whitby and Scarborough, and presented 



