208 GEOLOGICAL SURVEY OF CANADA, 



699. AMMOPHILA, Host. Gram. Austr.lV. 24. (SAND- 

 GRASS.) 



(2798.) A. arundinacea, Host.; Hook., Fl. II., 241. 



Arundu uct «•(?•«(, Linn. ; Michx., Fl. I., 73 ; Pnrsh, Fl. I., 87. 

 Psamma Ultoralu, Beauv. Agrost. 143. 



CalamagroHis armaria, Ttin.; Gray, Man. Ed. V., 616; Macoun, Cat. 

 No. 2139. 



Apparently a rare grass on sea beaches and on the shores of the 

 Great Lakes. St. John, and Kouchibouguae, N.B. {Fowler, Cat.) 

 Sands of Wellington Beach, Prince Edward Co., Ont. ; very abundant 

 on sand at Pic Eiver, Lake Superior. {Macoun.) North shore of 

 Lake Superior. (Agassiz.^ 



(2799.) A. longifolia, Benth. & Hook. Gen. Plant III., 1153. 



Calamagroftis longifolia. Hook., Fl. II., 241 ; Macoun, Cat. No. 2134.. 



Tery abundant throughout the whole prairie region on sandy ridges, 

 and extending westward to Morley at the base of the Rocky Mountains. 

 {Macoun.) Milk Eiver, north of West Butte, lat. 49. (Dauson.) Souris 

 Plain, Assiniboia. (J. M. Macoun.) Saskatchewan River. {Heoker, M^ 

 I place this species with Ammophila, in deference to Bentham and 

 Hooker. Dr. Yasey doubts the correctness of this disposition of it. 



700. AIRA, Linn. Gen. 81. (HAIR-GRASS.) 



(2800.) A. CARTOPHYLLEA, Linn. ; Gray, Man. Ed. Y., 642. 



Introduced and natui-alized and very abundant in all the old clear- 

 ings and oak woods in the southern part of Yancouver Island. 

 {Macoun. Fletcher.) 



(2801.) A. PR-Ecox, Linn. ; Gray, Man. Ed. Y., 641. 



Arena prxcox, Beauv. 



Introduced and naturalized with the preceding in the southern part 

 Yancouver Island. {Macoun. Fletcher.) 



