1894- I PLANTS OF MONROE COUNTY 125 



455. MUHLENBERGIA Schreber. 



1223. M. sobolifera Trin. \M . sobolifera (Muhl.) Trin.] 



Rare. L . Holzer. 



1224. M. glomerata Trin. \M. racemosa (Michx.) B. S. P.| 



Swamps and ravines. Abundant in Berg-en swamp. 



1225. M Mexicana Trin. [M. Mexicana (L.) Trin.] 



Low grounds ; common. 



1226. M. syivatica Torr. & Gray. [M. sylvatica (Torr.) A. Gray.] 



Moist soil, borders of woods and streams. Abundant on the flats of 

 the Genesee river and on the banks of Irondequoit creek. 



1227. M. WiUdenovii Trin. \M. tenuiflora (Willd.) B. S. P.] 



Infrequent. Bank of Genesee river, below the lower falls. Sandy 

 knolls at Mendon ponds. 



1228. M. diffusa Schreber. Nimble Will. 



Fields and roadsides ; frequent. 



456. BRACHYELYTRUM Beauv. 



122Q. B. aristatum Beauv. \B.erectum (Schreb.) Beauv.] 



Ravine sides and rocky banks of Genesee river ; frequent. 



45 7- PI ILEUM L. 



1230. P. pratense L. Timothy. 



Fields and waysides ; common. 



458. ALOFECCRUS L. Foxtail Grass. 



1231. A. PKATKN.sis L. Meadow Foxtail. 



Scarce. L. Holzer. Prof. IV. H. Lennon. 



1232. A. geniculatus L. var. aristulatus Torrey. (.-/. aristulatus Michaux.) 

 [A. geniculatus fulvus (J. E. Smith.) Scribn.] 



Wet meadows ; frequent. 

 459- SPOROBOLUS R. Br. 



1233. S. vagin«florus Vasey. [Vilfa vaginccflora Torr.) [Sporobo/us vagi- 



ncEflorus (Torr.) Wood.] 



Rare. Wayne county, E. L. Hankenson. 



1234. 5. cryptandrus Gray. [S. cryptandrus (Torr.) A.Gray.] 



Rare. Sandy shore of lake Ontario. 

 460. AGROSTIS L. Bent-Gras-. 



1235. A. alba L. White Bent-Grass. 



Low grass lands ; common. 



1236. A. alba L . var. vulgaris Thurb. [A. vulgaris With.) [A. alia vul- 

 garis (With.) Thurb.] Red-top. 



Meadows, helds, pastures ; common. 



1237. A. perennans Tuckerm. [A. perenhans (Walt.) Tuckerm.] 



Common in open woods about Irondequoit bay ; frequent elsewhere 



1238. A. scabra Willd. [A. hiemalis (Walt.) B. S. P.] Hair-Grass. 



Bluffs along lake Ontario and Irondequoit bay. 



