434 COMPOSITAE (COMPOSITE FAMILY) 



Time of bloom: August to November. 



Seed-time: September to December. 



Range : Maine to Ontario to the Northwest Territory and British 



Columbia, southward to Georgia, Texas, and Arizona. 

 Habitat: Dry, open soil; fields, meadows, roadsides, and waste 



places. 



Stem one to six feet tall, very slender, strict, hard and woody, 

 with many slender, spreading branches, pale with a close, minute 

 hairiness. Leaves light green, oblong to linear, spreading, rigid, 

 entire, obtuse, rough-edged, sessile or clasping at the base, hardly 

 more than an inch long, those on the branches much smaller, 

 being mere roughened, awl-like bracts. Heads very many, hardly 

 a half -inch broad, with white rays, in densely crowded, long, rather 

 one-sided, racemose clusters, so closely set along the branches as 

 often to conceal them and really form "white wreaths" ; involucre 

 top-shaped, its bracts appressed with spreading and recurved green 

 tips. Achenes hairy, with tawny pappus. 



Means of control the same as for the Smooth Aster. 



TRADESCANT'S ASTER 

 Aster Tradescdnti, L. 



Other English names: Michaelmas Daisy, Farewell Summer. 

 Native. Perennial. Propagates by seeds. 

 Time of bloom : August to October. 

 Seed-time: September to November. 



Range: Ontario to the Northwest Territory, southward to Vir- 

 ginia, Illinois, and Missouri. 

 Habitat: Damp fields and meadows, borders of swamps. 



Stem two to five feet tall, nearly smooth, slender, brownish, 

 with many ascending, paniculate branches. Leaves narrow lance- 

 shaped to linear, three to six inches in length, long-pointed, thin, 

 smooth, sessile and entire or the lower ones toothed along the 

 middle of each side and tapering to petioles. Heads in large, very 

 numerous raceme-like panicles, smaller than related species or 

 rather more than a half-inch broad, the many narrow rays white 

 or very pale purple ; involucre broadly top-shaped, its bracts 

 closely imbricated, linear, acute, green-tipped. Achenes minutely 

 hairy, with a white pappus. 



Means of control the same as for the Purple-stemmed Aster. 



