No. 26.— Family FILICES. (Ferns.) 

 Genus Lyg6dium, Swartz. 



From a Greek word meaning " flexible." 



Fig. 88. — Climbing Fern. L. palmatum, Swartz. 



Leaves (frondlets), simple, alternate in pairs, four- to seven- 

 lobed ; edges of the lobes entire, ends blunt, smooth. 



Fruit, scale-like dots, in double rows on the back of the 

 narrower and smaller lobes of the variously divided 

 upper leaves. 



Found, oftenest in low ground, from Massachusetts to 

 Virginia and Kentucky, and occasionally southward. 

 Rare. 



A very pretty climbing fern, one to three feet in length, 

 slender and delicate. It is one of the few climbing ferns 

 of the world, and the only one found in the United States. 



No. 27.— Family LYCOPODlACE^E. (Club-Moss Fam.) 

 Genus Lycopodium, L. 



From two Greek words meaning " wolf " and " foot." 



Leaves, evergreen, small, simple, crowded, usually entire, 

 lance-shape or awl-shape (excepting sometimes in the 

 spikes), one-veined, in four to many ranks. 



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