IOWA ACADEMY OP SCIENCES. 
89 
Agrimonia ewpatoria L. Woods, common. 
Rosa Uanda Ait. Prairies and open woods, common. 
B. arkansana Porter. Prairies, rare. 
Pijrus coronaria L. Woods, frequent. 
Gratcegus coccinea L. Woods, common. Varieties may occur. 
C. punctata Jacq. Woods, frequent. 
G. tomentosa L. (?) Woods, infrequent. Plant collected not 
satisfactory. 
Amalanchier canadensis Torr. and Gray. Along streams, fre- 
quent. 
A. canadensis Torr, and Gray, var. oUongifolia Torr. and Gray. 
With the last, infrequent. 
SAXIPRAGACE^. 
Saxifraga pennsylvanica L. Low prairies, common. 
Mitella dipkylla L. High woods, common. 
Heuchera Jiisrida Pursh. Prairies, common. 
Prrnassia caroliniana Michx. River banks, rare. 
BiToes cynosbati L. Woods, frequent. 
B. gracile Michx. Woods, frequent. 
R. floridum L’Her. Woods, infrequent. 
CRASSULACE^. 
Penthorum sedoides L. Wet ground, frequent. 
UMAERLLIPER^. 
Ly thrum alatum Pursh. Low ground, common. 
ONAGRACE^. 
Ludioigia polycarpa Short and Peter. Borders of swamps, 
infrequent. 
L. palustris Ell. Swamps, common. 
Epilohium lineare Muhl. Bogs, rare. 
E. coloratum Muhl. Low ground, common. 
Oenothera biennis L. Waste ground, frequent 
Oe. rhombipetala Nutt. Dry soils, infrequent. 
Oe. serrulata Nutt. Dry prairies, frequent. 
Girccea lutetiana L. Woods, common. 
CUCURBITACE^. 
Echinocystis lobata Torr. and Gray. Banks of streams, infre- 
quent. 
PICOIDE^. 
Mollugo verticillata L. Sandy ground, common. 
