288 GEOLOGICAL SURVEY OF NEW JERSEY. 



HELEOCHLOA, Host. 

 H. SCHCENOIDES (L.), Host. ( Crypsis schoenoides, Lam.) 



Camden : Waste grounds, Kaighn's Point Parker. Mercer : 

 Trenton Apgar. Adventive from Europe. 



PHLEUM, L. 



Timothy. 

 P. PRATENSE, L. 



In fields and meadows. Common. Naturalized from Europe. 



SPOROBOLUS, R. Br. 

 Drop-seed Grass. 



S. asper (Michx.), Kunth. (Vilfa aspera, Beauv.) 



Low grounds. Ocean and Monmouth : Not common Knies- 

 kern. Warren : Marble Hill and below Phillipsburg Porter ; 

 Carpentersville Garber. Bergen : Closter Austin. Hunter- 

 don : Frequent Best. Gloucester : Mickleton Heritage. 



S. vaginseflorus (Torr.), Vasey. 



In dry soil. Frequent throughout the State. 



S. compressus (Torr.), Kunth. 



In pine-barren swamps. Frequent. 



S. serotinus (Torr.), Gray. 



In pine-barren swamps. Common. 



AGROSTIS, L. 



Bent-grass. 

 A. altissima (Walt.), Tuck. (A. data, Trin.) 



In pine-barren swamps. Camden : Atco Martindale. At- 

 lantic: Egg Harbor Parker; Landisville C. A. Gross; Ham- 

 monton Scribner. Burlington : Atsion Martindale. 



A. perennans (Wait.), Tuck. Thin-grass. 



Damp, shaded places. Apparently frequent throughout the 

 State. 

 A. hiemalis (Walt.), B. S. P. Hair-grass. (A. scabra, Willd.) 



In damp, open places. Common throughout the State. 



