92 



SisTiobrlimi officinale Scop. Fl. G&m. 

 Bd. 2, 2,: 26. 1772. 



SisymbriuBi officinale yar* leiocarpum D^_^C. (Date ?) 



Only 6. M. mentions the varietal name - evidently 

 as the result of discovery that the trpe type of the 

 species is pubescent y or at least that there is a distinc- 

 tion sufficient to warrant the use of a varietal name for 

 the glalKTOus form. See under "Diagnosis", below. The 

 statements as to distribution below, from all authorit- 

 ies except G. M., presumably refer almost entirely to 

 the glabrous variety. 

 Common name: 



Hedge mustard. 

 Distribution and habitat: 



G. M.s type of species "Adventive from Europe; 



waste ground. Me. and Ont., local; also Cal., etc."; var- 



\% ft 



leiocarpum : '^a common and unsightly weed. B. M. ; "Natur- 

 alized from Europe. In waste places, common thruout our 

 area, except the extreme north". 



PI. Mon. Co.: "Waste places and roadsides; very 

 common". PI. Buf. Vic: species listed. C.F. :*Waste 

 places; abundant". Loc Herb.: Ithaca (3 sheets), and 

 two localities outside the Cayuga region; 4 of the 5 

 (2 of the 3 from Ithaca) are in fruit, and 3 of the 4 



