54 FLORA OF THE UPPER SUSQUEHANNA. 



V. radiata (L.) Dufr. Lamb's Lettuce. Common in a meadow 

 north of Oxford, Coville. Barton ; occasional, Fe^tno. 



V. Woodsiana patellaria (SuUiv.) A. Gray. Common. Found 

 with the preceding, Coville. 



DIPSACE^. 



DIPSACUS L. 



D. sylvestris Huds. Teasel. Common along roadsides and in 

 other waste grounds. A curious, thistle-like plant, with long, 

 close- set, prickly heads of purplish flowers. Apparently spread- 

 ing. July. 



SCABIOSA L. 



S. australis Wulf. The only known station for this plant within 

 our limits is in the vicinity of Lisle, where it was first noticed 

 growing along the railroad. It has since spread six miles south 

 and is increasing its territory. Leaves much as in Dipsaciis^ 

 but not prickly; flowers, in roundish heads, blue or purplish, 

 Clute. 



COMPOSIT/E. 



EUPATORIUM L. 



E. purpureum L. Trimpet-weed. Joe-Pye Weed. Purple 

 BoNESET. Common m low grounds. A tall, coarse weed, with 

 purplish flowers. 



E. perfoliatum L. Boneset. TiioRorcjiiwoRT. Abundant in 

 meadows and low grounds. Well known and valued for its 

 medicinal qualities. Aug. 



E. ageratoides L. f. WiiriE Snakeroot. Common on shady 

 banks and the borders of woods and thickets. Aug. 



SOLIDAGO L. 



S. squarrosa Muhl. Bk. (ioLDENRoD. Common on dry hill-tops 

 and along upland roadsides. Not reported north and east o^ 

 Broome county. Easily distinguished from all others by its 

 large flowers and squarrose scales. Aug. Sept. 



