COMPOSITE FAMILY. Compos/toe. 



A species confined to the salt marshes of 

 tenuifolius * ne coast fro:n Massachusetts southward. 

 Lilac-purple Stem very smooth and generally zig- 

 September- zagged. The few leaves long linear, taper- 

 October ing to botn enf | s> toothless, and thick or 

 fleshy. The rather large flowers an inch broad or more, 

 lilac-purple or paler, borne on a generally simple or 

 slightly branched stem. 8-25 inches high. 

 Aster ub f "^ s P ec i es similarly confined. The leaves 

 Pale purple linear lance-shaped, toothless, and flat, 

 August- those on the bi-anches very small and awl- 

 October shaped. The numerous, very small pale 

 purple flowers with very short rays scarcely extending 

 beyond the disc ; the disc-florets purplish. 6-24 inches 

 high. N. H. and Mass, to Va. 



A very common annual weed, and the 

 Butterweed most unattractive member of the genus. 

 Erigeron The white and green flower-heads are ex 



Canadensis tremely small, \ inch long; the rays do 

 White-green no<; gp^^ b ut conne ct in the form of a 

 cylinder. The dark green leaves are lin- 

 ear, remotely toothed or toothless, and the upper ones 

 are often cut-lobed. The bristly hairy stem is 1-7 feet 

 high. In barnyards and waste places everywhere. 



An annual and asterlike species with 

 Sweet Scabius a S p rea di n g . haired stem and coarsely 

 or Daisy , , , , . . . 



Fleabane toothed, lance-shaped leaves, the lower 



Erigeron ones broader. The white or pale lilac 



annuus flower-heads are about inch broad, with 



White or lilac a gre en-yellow disc. 1-4 feet high. A 

 September common weed northward in waste places. 



Me., west to S. Dak., and south to Va. 

 A singular common species ; the hairs not 



spreading but close to the stem. The light 

 strigosus green leaves are linear and toothless or 



White nearly so, the lower ones broad at the tip. 



The little daisylike flowers are \ inch 



broad, with a large green yellow disc ; oc- 

 casionally the white rays are lilac-tinged, and sometimes 

 they are extremely short or altogether absent. 1-2 feet 

 high. Common in fields and on roadsides everywhere 

 498 



