PLANTS OF MANHATTAN AND BLUE ISLAND 87 



Cerastium vulgatum L. Mouse-ear Chickweed. 



Manhattan. On Agricultural College campus. May 10. 



Anonaceae. Custard-apple Family. 



Asimina triloba (L.) Papaw. 



Manhattan. Occasional in wooded ravines eastward. 

 Apr. 15 (16). 



Ranunculaceae. Crowfoot Family. 



Aquilegia canadensis L. Wild Columbine. 



Rocky banks in wooded ravines. Occasional. May 10 (8). 

 Delphinum albescens Rydb. Prairie Larkspur. 



Meadows. Common. May 25 (25). 

 Delphinum tricorne Michx. Dwarf Larkspur. 



Woods. Occasional. May 5. 

 Anemone caroliniana Walt. Carolina Anemone. 



Prairies. Frequent. Apr. 5 (5). 

 Anemone cylindrica A. Gray. Long-fruited Anemone. 



Prairies and hillsides. Common. June 15 (16). 

 Anemone canadensis L. Canada Anemone. 



Manhattan. Meadows; noted in only two places. May 30. 

 Anemone virginiana L. Tall Anemone. 



Wooded ravines and thickets. Occasional. 

 Clematis virginiana L. Virgin's Bower. 



Thickets and eges of woods. Occasional. 

 Clematis Simsii Sweet. Leather Fower. 



Fields. Frequent. June 25 (24). 

 Myosurus minimus L. Mousetail. 



Manhattan. Occasional on prairies. Apr. 5. 

 Ranunculus abortivus L. Kidney-leaved Crowfoot. 



Woods and low ground. Common. Apr. 20. 

 Ranunculus sceleratus L. Ditch Crowfoot. 



Riverbanks and ditches. Frequent. May 5 (5). 

 Oxygraphis Cymbalaria (Pursh) Prantl. Seaside Crowfoot. 



Manhattan. Along old river channel. 

 Thalictrum purpurascens L. Meadow Rue. 



Woods. Common. May 30. 



Agricultural College, 

 North Dakota. 



