ATIIYIIIUM FI1-1X-F(EMINA. 



91 



the costa, at the hasc of each lobe, and forming a row on 

 either side of the costa, mostly six or seven pairs. Every lobe 

 from the base to the apex of the frond soriferous. Stipes and 

 rachis purplish, and slightly scaly. The illustration is from 

 Mr. James' frond. 



€ 





riff. 410— rinniB. 



T(iuTir,K, 3Ioore. Fig. 410.) — A very curious variety found 

 at Skipworth, Yorkshire, by Mr. Stansfiold. General outline 

 of the frond normal. Pinnte somewhat unequal in length and 

 their apices often twisted. Pinnules rather distant and more 

 or less vai'iously and irregularly distorted, so as to make the 

 frond greatly irregular, occasionally oblong and pinnatifid with 

 unequal lobes, mostly shortened or narrowed, or curved, the 

 the opposite sides being unlike. 



-^55^' 



Fig. 411.— Middle pinna. 



Uncum, 3Ioore. (Fig. 411.) — Found in 18C0 in Levens Park, 

 by Mr. Barnes. A slender fragile Fern, of ten inches in length, 

 and three inches in Avidth in the widest jiart. Pinnae delicate, 

 narrow, distant, about fifteen pairs. Pinnules varied in form, 

 although of general similarity; dentation distant, divided to the 

 costa, decurrent, standing out prominently in various grotesque 

 directions, often bent b;ick like a hook, hence its name. Sori 

 situated near the costa at the base of the dcnticulations, and 

 thci'cforc on the edge, so as to make them ]Kutly sui)rasorifcrous. 



