M7 



Thalietruiu diociiiiii, h. Early Meadow Rue. 



Occurs occasionally from the James valley eastward; 

 Brown and Brookings counties. 



Thalictriiiii veiiulosuni, Trelease. Veiny Meadow Rue. 

 In the Black Hills. 



Thalictruiii occidentale, Gray. Western Meadow Rue. 

 Dr. Rydberg is not quite certain of his identification 

 of this species, as he was unable to obtain fruit. 



Thalictruiii purpurascens, L. Purplish Meadow Rue. 

 In thickets and woods throughout the state. 



Berberidace.^. — Barberry Family. 



Berberis aquifoliuiii, Pursh. Trailing Mahonia. 

 Berberis i^epens^ Lindl. 



A trailing shrub, common in canons in the Black 

 Hills. 



Caiilopliylluiii tlialictroides, (L.) Michx. Blue Cohosh. 

 In rich woods in the Minnesota region. 



Menispermace^. — Moonseed Family. 



Meiiisperiuuiu Cauadeiise, L. Canada Moonseed. 



In woods and thickets along streams from the' Mis- 

 souri eastward. 



Papaverace.^. — Poppy Family. 



Arj>-eiiioiie alba, Lestib. White Prickly Poppy. 



In draws and on open plains in the foot-hills to the 

 Black Hills, and ranging eastward nearly to the Missouri 

 river. 



Sauguiuaria canadensis, L. Bloodroot. 



In damp, rich woods in the Minnesota region. 



Bicuculla cucullaria, (L.) Millsp. Dutchman's Breeches. 

 Dicentra ciiaiUaria^ DC. 



In rich woods in the Minnesota and Sioux valleys. 



