256 Bulletin 187 



LEONTODON. (APARGIA). Hawkbit 



L. iiutumiialis* L. Fall Dandelion. Abundant on village green, Iras- 

 burgh, (Hazen) ; Rutland, (Kirk). 



MATRICARIA. Wild Chamomile 



M. suaTCOleus* (Pursh.) Buchenau. (M. matricarioides [Less.] Porter). 

 Pineapple-weed. Adventive from Pacific coast. Abundant along 

 railroads and highways in many places. 



ONOPORDUM. Cotton or Scotch Thistle 



0. Acanthiiim* L. Cotton Thistle. "Dry pastures, Williston and Grand 

 Isle," (Robbins); Charlotte, (Pringle) ; Williston, (Mrs. N. F. 

 Flynn). 



PETASITES. Sweet Coltsfoot 



P. paliiiatiis (Ait.) Gray. Wooded borders of cold swamps and streams; 

 occasional. 



PICRIS 



1'. ecliioides* L. Ox-tongue. Hartland, (Webster). 

 P. hieracioides* L. Charlotte, (Pringle). 



POLYMXIA. Leafcup 

 P. canadensis L. Limestone ledges, Rutland and Proctor, (Eggleston). 



PRENANTHES. (NABALUS). Rattlesnake-Root 



P. all)a L. White Lettuce, Rattlesnake-root. Borders of rich woods of 

 the lower altitudes of western Vermont; occasional. Vernon, 

 (Grout); West River, (Wheeler). 



P. altissinia L. Gall-of-the-earth. Rich moist woods; common. Var. 

 liispidula Fernald. Monkton, (Pringle). 



P. Boottii (DC.) Gray. Mansfield Chin and Nose, (Pringle). 



P. nana (Bigel.) Torr. Top of Willoughby Mt., (Rusby). 



P. racemosa Michx. Along railroad, Swanton, (Blake). 



P. trifoliata (Cass.) Fernald. Gall-of-the-earth. Dry sterile soil; fre- 

 quent. 



RUDBECKIA. Cone-flower 



R. liirta L. Yellow Daisy, Black-eyed Susan, Nigger-head. Meadows; 

 common. 



E. laciuiata L. Tall Cone-flower, Thimble-weed. Low thickets; fre- 

 quent. 



SENECIO. Groundsel. Ragwort. Squaw-weed 



S. aureus L. Golden Ragwort. Swamps; common. 



S. Balsaniitae Muhl. (S. pauperculus Michx.). Moist cliffs and rocky 



banks of streams; frequent. 

 S. Balsamitae Muhl., var. praelongus Greenman. Manchester, (Mary A. 



Day); Essex, (F. A. Ross); Burlington, (Jones). 



