IOWA ACADEMY OF SCIENCES. 
Ill 
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. 
ranunculacea:. 
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. C.R.Ball). 
A. Virginiana L. 
Sioux City (B W.). 
A. Canadensis L. 
Sioux City, low grounds, bottoms (B. W.); Little Rock 
(Herb. C. R. Ball). 
Tlialictrum purpurascens L. 
Sioux City, low grounds and prairies (B. W.); Hull (W. New- 
ell); Little Rock (C. R. Ball). 
Ranunculus Cymhalaria Pursh. 
Hull (W. Newell); Little Rock (Herb. C. R. Bali). 
R, multifidus Pursh. 
Little Rock, in water (Herb. C. R. Ball). 
R. ahortivus L. 
Sioux City (B. W). 
R. septentrionalis Poir. 
Cherokee (B. W.). 
Caltha 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 sjyicata L. var. ruhra, Ait. 
Sioux City woods, frequent (B. W.). 
MENISPERMACE^. 
Menispermum Ganadense L. 
Sioux City, common, in wooded ravines (B. W. L. H. P.). 
BERBERIDACE^. 
Caulophyllum thalictroides^ Michx. 
Sioux City woods, frequent (B. W.). 
