306 



LASTREA DILATATA. 



Fig. 251. — Apex of frond and middle pinna. 



Adnata, Moore. (Fig. 251.) — Found in the West of Scotland. 

 A neat and very elegant form. Lamina less than twelve inches. 

 Its deeply cut and even character give it the appearance of a 

 much divided variety. Rather slender. The pinnules are of 

 a nearly regular oblong-ovate acute form, cut almost to the 

 midrib, and to almost the same extent all the way up into 

 small even-sized acutely-dentate lobes, so that the midrib of 



