152 ^ NEW YORK STATE MUSEUM 



The spikelets are sometimes tinged with purple and the lower sheaths 

 are sometimes downy. It has no creeping subterranean rootstocks. 



Elymus Canadensis L. 



Nodding wild rye 



Valley of the Ausable near the upper iron bridge and near the Notch 

 house. August. 



Elymus Virginicus L. 

 Virginia wild rye 

 Banks of the Ausable near the Notch house, August. 



SPORE-BEARING PLANTS 



PTERIDOPHYTA 



FERNS AND FERN ALLIES 



EQUISETACEAE 

 Equisetum arvense L. 

 Field horsetail 

 Fields and roadsides. Common. May, 



Equisetum sylvaticum L. 

 Wood horsetail 

 Swampy woods and wet places. Common. May and June. 



Equisetum fiuviatile L. 

 E. limosum L. 

 Swamp horsetail 

 Shallow water of lakes and sluggish streams. Lake Placid and 

 Mirror lake. August. 



LYCOPODIACEAE 



Lycopodium Selago L. 



Fir club moss 

 Top of Mt Mclntyre and in Indian pass. 



Lycopodium lucidulum Mx. 



Shining club moss 

 Woods. Common. This and the preceding species produce their 

 spore cases in the axils of the leaves. 



