ASPI.ENIUM TRICHOMANES. 



205 



have the opposite pinnrc wanting, above which are about five 

 pairs of Lax pinnre, which are subopposite, ovate, with a cuneate 

 base and a roundtd dentate apex. An inch below the apex 

 of the frond the rachis divides into three branches, and these 

 again divide, and each terminates in a large ultimate pinna, 

 forming a compact, but not crowded head, of more than an 

 inch across. My thanks are due to Mr. Brown for this plant 

 and fronds. 



CoRYMBiFEKUM, Lotce. (Fig. 554.) — Found at Owsnip Gill, 

 in Swaledale, by Mr. Robert C. Brown, of Nottingham. Length 

 of frond six inches. A normal and coarsely crenated form, 

 except that an inch and a half below the apex the stem is 

 frequently naked, above which the rachis branches, and in 

 place of the ultimate pinna there are on each fork two or 

 more connected (and therefore double) large dilated pinnae, or 

 quite divided dilate pinna?, forming a corymbiferous head. My 

 thanks are due to Mr. Brown for this plant and fronds. 





Fig. 000. — Base. 



Fig. 55G. — Middle piiinic. 



Serratum, Stansjield. (Fig. 555.) — Found in County Clare, 

 in 1863, by Mr. A. Stansfield, of Todmorden. Length of 

 frond five inches, width half an inch. Finnse elongate-oblong, 

 approximate, and serrated on the margin. My thanks are due 

 to Messrs. Stansfield for fronds. 



Serratum-major, Lowe. (Fig. 556.) — A large form found 

 in 1865, at Shaw Bridge, Devon, by Mr. W. Edwards, of 



