78 GEOLOGICAL SURVEY OF NEW JERSEY. 
A. spicatum, Lam. Mountain Maple. 
In rocky woods. Union: Three miles north of Plainfield, 
rare—Tweedy. Somerset: Peapack—Apgar. Essex: On First 
Mountain— Rusby. Hunterdon: Stockton— Best. Warren: 
Along the Delaware below Carpentersville, and at Low’s Hol- 
low—Porter. Sussex: Near Newton, and on High Point— 
Britton. 
A. saccharum, Marsh. (A. saccharinum, Wang., not L.) Sugar Maple. 
Rock Maple. 
Hudson: Weehawken—Ruger. Mercer: Abundant about 
Princeton—Peters; bank of Assanpink Creek, two miles east of 
Trenton, now destroyed—Abbott; and frequent in rocky woods 
in the northern counties. 
Var. nigrum (Michx.f.), Britt. (A. nigrum, Michx.f.) Black Maple. 
Hunterdon: Locktown—Best. 
é 
A. saccharinum, L. (A. dasycarpum, Ehrh.) Silver Maple. 
Sussex: Waterloo and along the Delaware River—Britton. 
Warren: Very abundant from above the Water Gap to Riegels- . 
ville—Porter. Hunterdon: Common along the Delaware— 
Best. 
A. rubrum, L. Red Maple. Swamp Maple. 
Swamps and low grounds. Common throughout the State. 
NEGUNDO, Moench. 
Box Elder. 
N. aceroides, Monch. Ash-leaved Maple. 
Gloucester: Abundant along streams, near Mullica Hill— 
Britton; near Mantua—B. Heritage. Burlington: Banks of 
Coppuck’s Run, near Pemberton—Miss H. M. Willmarth. 
Monmouth and Mercer: Abundant along Crosswicks Creek— 
C. C. Abbott. Union: Along Green Brook—Tweedy. Ber- 
gen: Banks of the Hackensack River, west of Closter—Austin. 
Passaic: Paterson—Leggett. Hunterdon: Bull’s Island— 
Best. 
STAPHYLBEA, L. 
oie a Bladder-nut. 
S. trifolia, L. 
Monmouth: Banks of Squan River, rare— Knieskern. 
Camden: Banks of the Delaware—Parker. Mercer: Near 
