100 FLORA OF BURLINGTON AND VICINITY 



Lactuca iiitegrifolia Bigel. Rich thickets. July, Aug. Reported from 

 Burlington, (Ross). 



Onopordum Acaiithium L. Roadsides and waste places. July, Aug. 

 Charlotte, (Pringle). Dry pastures, Williston, (Robbins) ; Thomp- 

 son's Vermont. 



Petasites palmatus (Ait.) Gray. Swamps. May, June. Charlotte, 

 (Pringle). 



Prenauthes serpentaria Pursh. Dry open soil. Aug., Sept. Torrey 

 collection. 



