71 



C. F-: "F&elda and yards. First noticed in Ithaca, 1873. 

 Near the 'Nook*j South Hill; much more ahimdant near Union 

 Springs and Aurora." Loc. Herb.: Fall Or., near the 

 "Nook*; Huestis St., Ithaca. 



Oonunon now, at least in the vicinity of Ithaca; 

 locally abundant and evidently a pernicious weed* Appar- 

 ently destined to be one of the commonest ireeds thrnout 

 this region^ but^not (like Sisymbrium altissimum) spread- 

 ing with great rapidity. Abundant (1912) in yards on 

 Bryant Tract, near new barns of College of Agr., in 

 fields south of Shurger's Glen, and along Short Line at 

 Isty's. 



Collected as follows - 



1. Field south of Shurger's Glen (evidently). 



2. Between S. Lansing and Ludlowville (roadside). 



3. Esty's, along car-tracks. 



4« Experimental tract west of bams of College 

 of Agr- (several square rods with almost solid 

 stand in early June). 



5. Between College of Agr- and old North Barn. 



6. Near new bams. College of Agr- 



7. Cornell Campus, Students* Commons. 



