128 GEOLOGICAL SURVEY OF NEW JERSEY. 



DIPSACE.E. 



DIPSACUS, L. 



Teasel. 

 D. SYLVESTRIS, Mill. 



Roadsides and waste places; frequent. Naturalized from 

 Europe. 



D. FDLLONUM, L. Fuller's Teasel. 



Essex : Along the Passaic River, 1879 Rusby. Fugitive 



from Europe. 



> 



COMPOSITE. 



VBRNONIA, Schreb. 

 Iron-weed. 



V. Noveboracensis (L.), Willd. 



In swamps and wet meadows. Common throughout the State. 

 Forma albiflora, Britt. 



In similar situations ; occasional. 



SCLBROLBPIS, Case. 

 Sclerolepis. 



S. uniflora (Walt.), B. S. P. (S. verticillata, Cass.) 



Pine-barren swamps. Ocean, Burlington and Cape May : 

 Parker. Atlantic: Quaker Bridge Leggett; Hammonton 

 F. L. Bassett.* 



BUPATORIUM, L. 



Thorough wort . 

 B. purpureum, L. Joe-Pye Weed. Gravel Weed. 



Low grounds. Common throughout the State. 

 Far. inaculatum (L.), Darl. 



In similar situations ; common. 



B. hyssopifolium, L. 



Monmouth : Keyport and Clarksburg Lockwood ; Sea 

 Bright Leggett ; and frequent in sandy fields in the southern 

 counties. Apparently confined to the Yellow Drift area. 



* In Comp. to Bot. Mag. i. 46, this plant is referred to as Hippurus vulgaris. 



