216 GEOLOGICAL SURVEY OF NEW JERSEY. 



URTICACE^E. 



ULMUS, L. 



Elm. 

 U. fulva, Micbx. Slippery Elm. 



In low woods. Camden : Clementon H. A. Green. Mon- 

 mouth and Mercer : Not common Willis. Union : Plainfield 

 Tweedy. Hunterdon : Frequent Best. Hudson : Hobo- 

 ken Leggett ; and frequent in the northern counties. 



U. Americana, L. Common Elm. 



In low grounds, particularly along rivers. Salem : Near 

 Salem Dr. J. B. Potter. Gloucester: Quite common along 

 streams near Mickleton B. Heritage. Camden : Occasional 

 near Atco H. A. Green ; along the Delaware Parker. Mon- 

 mouth and Ocean : Rather rare 'Knieskem ; and common in 

 the middle and northern counties. 



U. racemosa, Thomas. Corky Elm. 



Sussex: Along L. & H. R..R. R. above Woodruff's Gap, a 

 single tree observed Porter & Britton, 1887. 



CBLTIS, L. 



Hackberry. Bastard Elm. Juniper Tree. 

 C. occidentalis, L. 



Bergen: Closter, scarce Austin; Weehawken Leggett; 

 Palisades Britton. Passaic: Mid vale and Ringwood Britton. 

 Sussex: Newton Hollick; Franklin Furnace Britton. Hun- 

 terdon : Milford Porter ; and frequent in low grounds, middle 

 and southern counties, though not very abundant in the pine 

 barrens. 



Far. pumila (Pursh), Gray. 



Essex: Montclair, 1879 Rusby. Hunterdou : Rosemont, 

 rare Best. Gloucester: Bank of Mantua Creek, half a mile 

 west of Berkley B. Heritage. 



HUMULUS, L. 



Hop. 



H. LUPULUS, L. 



In thickets. Warren: Belvidere, apparently native Miss 

 M.E.Campbell; near Washington Parker. Hunterdon: In 



