LASTREA FILIX-MAS. 



245 



^:^£l^^^^^^r 



Fig. 193.— Apex of frond and pinnae. 



Variabile, Monkman. (Fig. 193.) — This is Monstrosa 

 monkmanii of Monkman, but the name changed on finding 

 it pro-occupied by the crested deformity of Mr. ^I'Nab's, 

 (Moore's Handbook, p. 112.) In 1858 or 1859 Mr. Monkman 

 sent Mr. Moore fronds of this curious variety from Castle 

 Howard. He, at that period, doubted the permanency of it; 

 but it seems, however, to be moderately constant to the 



2 K 



