376 FERNS. 



logtie as P. aquiUna, var. variegata. It is remark- 

 able that all four examples of variegation belong to 

 the same genus, Pteris :* but, probably, other genera 

 will before long come into the sportive category. 



* See a paper by " Delta/' in the Gardeners' Weekly Magazine, 

 Feb. 4, 1861. 



