61 



420. Obyzopsis, Mx. 



O. melanocarpa, Muhl. Eocky Roads. 

 O. Canadensis, Torr. Warm Woods. 

 O. asperifolia, Mx. Wooded hillsides. 



421. Milium. 



M. effusum, L. Moist, cool woods. 



422. MUHLENBEKGIA, Sclir. 



M. sobolifera, Trin. Eocky hills and open woods. 



M, glomerata, Trin. Swamps. 



M. Mexicana, Trin. Damp ground. 



M. sylvatica, T & G. Woods. 



M. Willdenovii, Trir. Eocky woods. 



M. diffusa, Schr. Charlotte, Pringie ; Middlebury, Braiuerd. 



423. Brachyelyteum, Beau v. 



B. arista turn, Beauv. Woods 



424. Phleum L. 



P. PRATENSE, L. Timothy. Herds Grass. Common. 



425. Sporobolus, R. Br. 



S. serotinus. Gray. Mountain Bogs. Eipton, Boyce; Bakers- 

 field, Pringie ; Peacham, Blanchard. 



S. aspera, Ktb. (Fi}(/« asper«, Beauv.) Lake shore. 



S. vaginseflorus, Vasey. ( Vilfa vaginmflora Tor. ") Common 

 in dry, warm soil. 



426. Ageostis, L. Bent Grass. 



A. perennans. Tuck. Damp, shaded places. 



A. scabra, WiUd. Dry soil Clefts of rocks, etc. 



A. canina, L. Var. alpina, Oakes. Bare mountain summits. 



A. vulgaris, With. Meadows and fields. 



A. vulgaris. With. Var. alba, {A. alba L.) Meadows. 



427. CiNNA, L. 



O. arundinacea, L. Wet woods. 



0. pendula, Trin. (C. arundinacea var pendula, Gray.) 

 Mountain woods. 



428. Deyeuxia, CI. (Calamagrostis in part). 



D. Canadensis, Beauv. {Calamagrostis Canadensis, B.) Blue- 

 joint Grass. Wet fields. 



D. neglecta, Kith. (C. striata, Trin.) Mt. Mansfield Pringie. 



D. Nuttalliana, St. {C. Nuttalliana,S.) " Windsor Leland." 

 Jessup 



429. Ammophila, Hast. 



A. arundinacea. Hast. {Calamagrostis arenaria, Eoth.) 

 Sandy beaches of Lake Champlain, Alburgh, Pringie. 



