IOWA ACADEMY OF SCIENCES. m 



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. NuttalUana Gray. 



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

 Anemone cylindrica A. Gray. 



Hull(W. Newell); Little Rock, dry grounds (Herb. C.R.Bali). 

 A. Virginiana L. 



Sioux City (B W). 



A. Canadensis L. 



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

 (Herb. C. R. Ball). 

 Thalictrum purxmrascens 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). 



B. multijidus Pursh. 



Little Rock, in water (Herb. C. R. Ball). 

 E. abortivus L. 



Sioux City (B. W). 

 a. septentrionalis Poir. 



Cherokee (B. W.). 

 Galtha palustris L. 



Sioux 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.E. 



Caulophijllum thalictroides, Michx. 



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



