ATHYKII M FIl.IX-FCEMINA. 



1J29 



FuRCANS, Moore. — Found near Harrogate by Mr. A. Clapham. 

 Length twenty inches. Lanceolate, l^innje distant below, and 

 approximate above, their apices divided into two or three flat 

 tapering diverging points. Pinnules usually pyramidal and 

 profoundly pinnatifid. Lobes with blunt teeth, sometimes 

 abbreviated and prcxmorse, and briefly bifid. Fronds somewhat 



irregular. 



Fig. 468.— Mieldlc pinna. 



AcuMiNATissiMUM, 3foore. (Fig. 468.) — A fragile, interesting 

 plumose form; fronds twelve inches in length and five inches 

 and a half wide; pinnae larger on the one side of the frond. 

 Pinnules large, much divided, and their lobes long and narrow. 



Fig. 469.— ILiddle portion. 



FiLUM, Lowe. (Fig. 469.) — A delicate-looking variety, with 

 fronds nine inches in length, and three in width in the 

 centre of the frond, where widest. The rachides thin, round, 

 and wire-like, hence the name. Pinna? approximate, linear- 

 lanceolate, acuminate, occasionally furcate. Pinnules divided to 

 VOL, II. S 



