114 IOWA ACADEMY OF SCIENCES. 



Astragalus canadensis L. Winneshiek and Clayton Cos. Fre- 

 quent. 



Desmodium acuminatum DC. Winneshiek, Allamakee, and 

 Clayton Cos. Woods, frequent. 



D. canadense DC. Winneshiek, Clayton, and Dubuque Cos. 



Lespedeza capitata Mx. Winneshiek Co. 



Vicia cracca K. Winneshiek Co. One specimen in my collec- 

 tion. 



V. americana Mull. Winneshiek and Allamakee Cos. Woods, 

 frequent. 



Lathyrus venosus Muhl. Winneshiek Co. Woods, frequent. 



Apios tuberosa Moench. Allamakee Co. Woods, frequent. 



StrophostyJ.es an gulosa Ell. Clayton, Dubuque, Jackson, and 

 Scott Cos. Sandy soil, common. 



Cassia marylandica L. Dubuque Co. Woods, infrequent. 



G chamaicrista L. Winneshiek, Allamakee, Dubuque, and 

 Jackson Cos. Fields and waste places, common. 



Gercis canadensis L. Scott Co. Rolling woods, frequent. 



Gymnocladus canadensis Lam. Dubuque Co. Woods along the 

 river, infrequent. 



Gleditschia triacanthos L. Allamakee, Clayton, Dubuque, 

 Clinton, and Jackson Cos. Rich woods, frequent. 



ROSACEA. 



Prunus americana Mars. Winneshiek, Allamakee, and Clay- 

 ton Cos. Thickets, frequent. ■ 



P. serotina Ehrh. Winneshiek, Allamakee, and Dubuque 

 Cos. Rich woods, frequent. 



P. virginiana L. Winneshiek, Allamakee, and Dubuque Cos. 

 Thickets, frequent. 



Spiraea aruncus L. Dubuque and Muscatine Cos. Along 

 river, frequent. 



Physocarpus opulifolius Maxim. Winneshiek, Allamakee, and 

 Clayton Cos. Rich woods, frequent. 



Rubus occidentahs L. Winneshiek, Allamakee, Clayton, 

 Dubuque, and Jackson Cos. Borders of fields and in woods, fre- 

 quent. 



II. villosus Ait. Winneshiek and Jackson Cos. Woods, fre- 

 quent. 



Geum album Gnie/in. Winneshiek, Allamakee, and Clayton 

 Cos. Borders of fields and woods, common. 



