88 
IOWA ACADEMY OF SCIENCES. 
Lespedeza leptostachya Engelm. Dry woods, a single speci- 
men collected. 
L. capitata Michx. Prairies, frequent. 
Vida caroliniana Walt. River banks, rare. Dr. C. C. Parker, 
coll. 
V. americana Muhl. River banks, rare. 
Lathyrus ochroleucus Hook. Prairies along borders of woods, 
rare. 
L, venosus Muhl. Wooded hillsides, frequent. 
L. palustris D. Borders of swamps, infrequent. 
AmpMcarphce monoica Nutt. Woods, probably rare. Dr. C. 
C. Parker, coll. 
A. pitcheri Torr. and Gray. Woods, probably common. 
First reported in 1892 by Prof. B. Shimek, Bull. Lab. Nat. 
Hist, State University 3: 202. P. 1896. Mr. R. B. Wylie 
showed me the same species from Jackson county. 
Cassia chamcecrista L. Sandy ground, frequent. 
Gymnocladus canadensis Lam. Woods, rare. Dr. C. C. 
Parker, coll., who has a tree in his yard transplanted from 
the woods. 
Oleditschia tricanthos L. Woods, rare. 
ROSACEA. 
Prunus americana Marsh. Thickets and woods, frequent. 
P. pennsylvanica L. Woods, rare. 
P. virginiana L. Woods, frequent. 
P. serotina Ehrh. Woods, infrequent. 
Spirce salicifolia L. Low prairies, frequent. 
Physocarpus opulifolius Maxim. Rocky banks, frequent. 
Rubus strigosus Michx. Woods, infrequent. 
P. occidentalis L. Woods, frequent. 
R villosus Ait. Woods, infrequent. 
Geum album Gmelin. Woods, frequent. 
G virginianum L. Woods and borders, infrequent. 
G. trifloTum Pursh. Dry hills, rare. 
G, strictum Ait. Low ground, rare. Dr. C. C. Parker, coil. 
Fragaria virginiana Mill. , var. illinoensis Gray. Low prairies 
and woods, common. 
F. vesca L. Rocky ground, infrequent. 
Potentilla arguta Pursh. Prairies, frequent. 
P. norvegica L. Low ground near streams, common. 
P. rivalis Nutt. Sandy ground, probably rare. 
P. canadensis L. Waste ground and open woods, common. 
