15 



Barliarea vulgaris R. Br. in Alt. Hort. Kew. Ed. 

 2, 4: 109. 1812. 



B. vulgaris var. arcniata A. Gray, Man. Bd. 

 2, 35. 1856. 



Bar1)area Barliarea MacM. Met. Hinn. 259. 1892. 



Hhe adoption of Barbarea as the name of the genus 

 precludes its use for the species, in spite of its pri- 

 ority. 

 Common names: 



Yelloir rocket. 



Telloir cress. 



Common winter cress. 

 Distribution and habitat; 



According to Britton, naturalized from Europe, 

 according to the more recent Gray's Manual, it is''in- 

 digenous from L. Superior northward and westward," tho 

 apparently introduced further east and south. Also 

 native of Europe. Moist soil is especially favorable, 

 but not at all essential. 



PI. of Mon. Co.: weti grounds, ditches, roadsides; 

 common. PI* Buf. Vic*: listed. C. F.: cultivated soil; 

 everywhere » Loc. Herb.: Ithaca, near Freeville, near 

 Enfield ravine. 



^is species is probably more widely distributed 



