LA5TREA FILIX-MAS. 



243 



confluent and very narrow, so that the edges of the pinnfe are 

 merely slightly lobed, the frond seeming (as Mr. Moore justly 

 remarks) "to consist only of a frill on each side of the rachis." 

 The fronds arch gracefully, owing to the weight of the densely 

 tufted and crispy terminal crest. The pinnae are at the base 

 semicordate and enlarged, above this they are contracted with 

 a lobate-serrate margin, and terminate in crisping rounded 

 tufts. The apex of the frond elongated, and terminating in a 

 very large multifid crispy tuft. 





Fig. 101. — Middle pinna and bn.snl pinna. 



Producta, Moore. (Fig. 191.) — Found at Barnstaple, Devon- 

 shire, by the late Mr. C. Jackson; at Pitt's Wood, Chisclhurst, 

 Kent, by Mr. G. B. Wollaston; at Yarnes, by Dr. Allchiu; at 

 Black Park, Buckinghamshire, by Dr. AUchin; Portnell Park, 

 Virginia Water, Surrey, by Mr. Thomas Moore; and in Shrop- 

 shire on the Wrekin, by the Rev. W. A. Leighton. This 

 form is somewhat similar to incisa, being finely developed, and 

 having elongated pyramidal pinnules with conspicuous lobes. 

 Fronds three feet long, and ten inches broad. Frond lanceo- 

 late. The basal pair of pinnules triangular-acuminate, two 



