TRANSACTIONS OF WAGNER 



■^ THE VEGETATION OF THE HACKENSACK marsh: A TYPICAL AMERICAN FEN 



Taraxacum officinale Weber (Common Dandelion) . 



Abundant in waste places. 

 Tussilago Farfara L. (Coltsfoot). 



On railroad embankments. 

 Vernonia noveboracensis Willd. (Ironweed) . 



In low swampy places. Common. 

 Xanthium commune Britt. (Cocklebur). 



Shores of the Hackensack River. 



ADDITIONAL LIST OF HACKENSACK MARSH PLANTS (J. W. H.) 



The following additional names have been taken from the ''Catalogue of 

 Plants found in New Jersey," by N. L. Britton, Final Report of the State 

 Geologist, II, 1889: 



POLYPODIACEAE 



Woodwardia virginica (L.) Smith (Chain Fern). 



PiNACEAE 



Chamaecyparis thyoides (L.) B. S. P. (White Cedar). 



A few trees on the meadow near Newark, according to W. M. Wolfe. 



Najadaceae 

 Potamogeton amplif alius Tuck. 



Hackensack River, Austin. 

 Potamogeton pectinatus L. 



Hackensack River. Austin. 

 Potamogeton Robbinsii Oakes. 



Hackensack River. Austin. 



Cyperaceae 

 Carex trisperma Dewey. 



Secaucus. Leggett. 

 Eleocharis olivacea Torr. 



Abundant on Hackensack marsh. Leggett. 

 Eleocharis rostellata Torr. 



Abundant on Hackensack marsh. Leggett. 

 Scirpus atrovirens Muhl. 



Common on Newark marsh. Leggett. 

 Scleria triglomerata Michx. 



Newark marsh. Le Conte. ' 



