IOWA ACADEMY OF SCIENCES. HI 



orders, genera and species. It will not be necessary to com- 

 ment on the value of this, since it is the standard work in the 

 schools and colleges of Iowa. 



RANUNCULACE^E. 



Clematis Virginiana L. 



Sioux City, in woody ravines (B. W.). 

 Anemone patens L. var. Nuttalliana Gray. 



Sioux City, prairies, abundant (B. W.). 

 Anemone cylindrica A. Gray. 



Hull(W. Newell); Little Rock, dry grounds (Herb. CR.Ball). 

 A. Virginiana L. 



SicuxCity (B W.). 

 A. Canadensis L. 



Sioux City, low grounds, bottoms (B. W.); Little Rock 

 (Herb. C. R. Ball). 

 TJialictrum purpurascens L. 



Sioux City, low grounds and prairies (B. W.); Hull (W. New- 

 ell); Little Rock (C. R. Ball). 

 Ranunculus Cymbalaria Pursh. 



Hull (W. Newell); Little Rock (Herb. C. R. Ball). 

 E. multijidus Parsh. 



Little Ro-jk, in water (Herb. C. R. Ball). 

 R. abortivus L. 



Sioux City (B. W). 

 R. septentrionalis Poir. 



Cherokee (B. W.). 

 Caltha palustris L. 



Skux City, not common, low marshes (B. W.). 

 Aquilegia Canadensis L. 



Sioux City, abundant in wooded ravines (B. W.). 

 Delphinium azureum Michx. 



Sioux City prairies (B. W.); Little -Rock (C. R. Ball); 

 flowers of Iowa specimens are greenish white. 

 Actaea spicata L. var. rubra, Ait. 



Sioux City woods, frequent (B. W.). 



MENISPERMACE.E. 



Menispermum Canadense L. 



Sioux City, common, in wooded ravines (B. W. L. H. P.). 



BERBERIDACE^. 



Caulophyllum tJialictroides, Michx. 



Sioux City woods, frequent (B. W.). 



