COMPOSITAE 



Achillea millefolium L Yarrow. 



Common everywhere. 

 Ambrosia artemisiifolia var. elatior (L.) Descourtils. .Common ragweed. 



Common. 



Ambrosia trifida L Giant ragweed. 



Cultivated soil and low ground along streams. 



Antennaria neglecta Greene Field pussytoes. 



Open woods and fields. 



Antennaria parlinii var. arnoglossa (Greene) Fern Everlasting. 



Occasional on wooded hillsides. 



Antennaria plantaginifolia (L.) Hook. 

 Woods. 



Anthemis arvensis L Field camomile. 



Occasional in fields. 



Arctium minus (Hill) Bernh Common burdock. 



Cultivated soil and waste places. 



Artemisia annua L Wormwood. 



Occasional in fields and waste places. 



Artemisia vulgaris L Common mugwort. 



Brought in with nursery stock and widely scattered. 



Aster divaricatus L Aster. 



Woods. 



Aster lateriflorus (L.) Britt. 

 Moist fields and woods. 



Aster patens Ait. 

 Wooded slopes. 



Aster pilosus Willd. 



Open woods and fields. 

 Aster puniceus L. 



Swampy places. 



Aster simplex var. ramosissimus (T. & G.) Cronq. (A. paniculatus Lam.) 



Woods and fields. 

 Baccharis halimif olia L Eastern baccharis, sea myrtle. 



A single plant near the boundary line, location 24. 



42 



