176 



QZnothera serriilata^ Nutt, 



In dry soils throughout the state. 



Cxaura parviflora, Dougl. Small-flowered Gaura. 

 In dry soil from the Missouri valley westward. 



(iraura eoccinea, Pursh. Scarlet Gaura. 



In dry prairies throughout the state; more common in 

 the James and Missouri valleys. 



Gayopliytoii rainosissiniuiii, T. & G. Bushy Gay- 

 ophyton. 



On dry knolls in the Black Hills and the adjacent 

 plains. 



Circa^a Lutetiaiia, L. Enchanter's Nightshade. 



In damp woods in the Minnesota valley and the Black 

 Hills. 



Circfea alpiiia, L. Alpine Enchanter's Nightshade. 

 In moist woods in the Black Hills. 



Haloragidace^. — Water Millfoil Family. 



Hipi>uris vulgaris, L. Bottle Brush. 



In shallow water in the Sioux valley and locally in 

 the Missouri valley; Faulkton. 



Myriophylluin spicatuin, L. Spiked Water Millfoil. 



Common in lakes and slow streams in the Minnesota, 

 Sioux and James valleys. 



Myriophyllvim verticillatiim, L. Whorled Water Mill- 

 foil. 



In the Minnesota and Sioux valleys; not common. 



Myriophylluin lieteropliylluni, Michx. Various-leaved 

 Water Millfoil. 



In slow running water in the Sioux valley; rare. 



Araliace.E. — Ginseng Family. 



Aralia raccniosa, L. American Spikenard. 

 In rich woods in the Minnesota valley. 



