78 ROCHESTER ACADEMY OF SCIENCE. 



453b. ARISTIDA L. 



1599. A. oligantha Michx. 



Along Penn. R. R., near Avon, M. S. Baxter. 



455. MUHLENBERGIA Schreb. 



1600. M. foliosa Trin. 



Railroad tracks, Charlotte Dock, M. S. Baxter. 



1224. 31. racemosa (Michx.) BSP. [M. glomerata Trin.] 

 Woolstons swamp, M. S. Baxter. 



459. SPOROBOLUS R. Br. Drop-Seed. 



1234. S. cryptandms Gray. 



Forest Lawn, John Dunbar. 



405. HOLCUS L. 



1244. H. lanatus L. Velvet Grass. 



Meadows, East Avenue, Rochester, C. Vollertsen. 



470. BOUTELOUA Lag. Grama Grass. 



1601. B. oligostachya (Nutt.) Torr. 



Cobbs Hill Reservoir, Florence Beckwith. 



472. PHRAGMITES Trin. Reed. 



1253. P. communis Trin. 



Round Pond. Manitou, E. P. Killip. 



472a. TRIDENS R. & S. 



1602. T. flams Hitch. 



Bushnells Basin, M. S. Baxter; Atlantic Ave. Dugway, G. H. 

 Chadwick. 



474. ERAGROSTIS Beauv. 



1258. E. Purshii Schrad. 



Waste lots, Rochester, D. M. White. 



475a. CYNOSURUS L. Dog's-Tail Grass. 



1603. C. CRISTATUS L. 



Lawns, East Ave., C. Vollertsen. Apparently well established. 



476. POA L. Meadow Grass. 

 1267. P. debilis Torr. 



Mendon, M. S. Baxter. 



477. GLYCERIA R. Br. Manna Grass. 



1604. G. canadensis Trin. 



Bushnells Basin, M. S. Baxter. Rare. 



1271. G. pallida Trin 



Irondequoit, M. S. Baxter. 



