SYNGENESIA. SUPERFLUA. 65 



2 polycephalum. Mx. 

 obtusifolium. L. 



In woods. 0. Aug. yellowish -white. 



3 margarataceum. L. (Balsam.) On hills in woods. y . 



white. 



4 uliginosum. L. Low wet grounds. #. Aug. white. 



5 Pennsylvanicum. Muhl. 



Bart. Comp. Fl. Phil. 2. p. 104. 

 Americana. Willd. * 



Borders of woods, and in fields. $. June, white. 



358. Baccharis. L. Ploughman's spikenard. 



halimifolia. Mx. ( Groundsel tree. J Borders of salt 

 marshes. Long-Island. On the sea coast about Long- 

 Branch. Cooper. Jj . Sept — Oct. white. 



359. Conyza. L. Marsh Jlca bane. 



camphorata. Muhl. Cat. 

 Marylandica. Mx. 

 Erigeron Camphoratum. L. 

 In salt marshes, m. Aug — Oct. purple. 



360. Erigeron. L. Flea bane. 



1 bellidifolium. Willd. (Robert's plantain. J 

 pulchellum. Mx. 

 On the sides of hills, y • May. pale blue. 

 £ Philadelphicum. L. In woods and old fields, y. June — 

 Oct. purple. 



3 purpureuin. Ait. In wet meadows and borders of woods. 



y • June, purple. 



4 strigosum. Muni. In pastures and open woods. % . June 

 — Nov. white. 



5 heterophyllum. Muhl. 

 Aster annuus. L. (Muhl. J 



In fields and meadows. % . June — Oct. white or pale- 

 blue. 



6 Canadense. L. Cultivated grounds. 0. Aug — Nov. 



white. § ? 

 B. pusillum. 



Erigeron pusillum. Nutt, 

 Grows with the former. 



361. Senecio. L. Groundsel. 



1 hieracifolius. L. (Fire weed. J Road sides and low 



grounds. #. Aug — Oct. 



2 aureus. Willd. Wet meadows. Bloomingdale. y. May 



— July, yellow. 



3 Balsamitae. Willd. Wet meadows, along brooks. N. 



Jersey, y. June — July, yellow. 



362. Aster. L. Starwort. 

 1 solidaginoides. Willd. 



dracunculoides. Link. 

 Conyza linifolia. L. 

 Woods and copses, y, Aug — Sept white- 



1 



