88 



"Persistent about old fields, frequent" (G. M.)- 



PI* Hon. Go.t "Occasionally escapes to roadsides"* 

 PI. Buf. Vic: not ]>lsted* C. P. : *Occaslonal scape; not 

 uncommon on the lake shore". Loc. Herh.: not represented. 



Collected along roadside* near a garden, between 

 Ithaca and Ellis* Also seen In bloom near the new bams 

 of the College of Agr. It is obviously doubtful, in both 

 cases, whether any persistence in the locality is indicat- 

 ed, since the plants found may have come from discarded 

 or accidentally dropt commercial seed. Apparently there 

 is little tendency for the radish to become really es- 

 tablisht in this region. 



16. SISYMBRIUM (fourn.) L. 



41. SisjFVbrlum altlssimum L* 

 Soientlfio name: 



Sisymbrium altlssimum L* Sp* PI* 



659 . 1753 . 

 S* Sinapistrum Grantz, Stirp* Aust. Ed* 2, 



52. 1769. 

 S. Pannonicum Jacq. Coll. 1: 70* 1786* 



