IOWA ACADEMY OP SCIENCES. 
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Liatris punctata Hook. Fremont county. Loess hills; 
common. 
L. scariosa Willd. Ringgold and Fremont counties. Prai- 
ries; common. 
L. pycnostacliija Mx. Ringgold^ Taylor, and Page counties. 
Prairies; common. 
L. squarrosa Willd. Taylor and Page counties. Prairies; 
common. 
Grindelia squarrosa Dunsil. Fremont county. Waste places; 
frequent. 
SoUdago rigida L Fremont county. Woods; frequent. 
S. ulmifolia Muhl. Taylor county. Woods; frequent. 
S. missouriensis Ait. Ringgold, Page, Fremont, Decatur, 
and Johnson counties. Upland woods; frequent. 
S. serotina Ait. Taylor county. Low places; common. 
Boltonia asteroides L’Her. Ringgold and Taylor counties. 
Wet soil; frequent. 
Aster sericeus Yent. Ringgold, Taylor, Page, Fremont, Mont- 
gomery, and Pottawattamie counties. Prairies; common. 
A. multi florus Ait. Ringgold and Taylor counties. Way- 
sides; frequent. 
A. Icevis L. Johnson county. 
Erigeron strigosus Muhl. Clarke county. Fields; common. 
E.divaricatusMx. Ringgold and Fremont counties. Pastures; 
common. 
E. canadensis 1^. Page and Fremont counties. Waste places; 
common. 
E. annuus Pers. Union and Pottawattamie counties. Waste 
places; common 
Silpliium perfoliatum L. Ringgold, Taylor, Page, Fremont, 
Montgomery, and Pottawattamie counties. Low places; fre- 
quent. 
S. integrifolium Mx. Ringgold, Taylor, Page, Fremont, 
Montgomery, and Pottawattamie counties. Prairies; common. 
S. laciniatum L. Clarke, Union, Adams, Fremont, Mont- 
gomery, and Pottawattamie counties. Prairies; common. 
Partlienium integrifolium L. Ringgold county. Prairies; 
common. 
Iva xantliiifolia Nutt. Fremont county. River bottoms; 
common. 
Ambrosia artemisioefolia L. Clarke, Union, Adams, Montgom- 
ery, Pottawattamie, Ringgold, Taylor, Page, and Fremont 
counties. Waste places; common. 
