1894.] PLANTS OF MONROE COUNTY. I25 



./55. MUHLENBERGIA Schrebcr. 



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



Rare. L.Holzer. 



1224. M. glomerata Trin. \M. mccinosa (Mich.x.) B. S. P.l 



Swamps and ravines. Abundant in Bergen swamp. 



1225. M. Mexicana Trin. ^M. Mexicana (L.) Trin.| 



Low grounds ; common . 



1226. M. sylvatica Torr. & Gray. [JA sy/vatica (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. Willdenovii Trin. \M. tenuiflora (Willd.) B. S. P.j 



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. 



I22g. B. aristatum Beauv. {B. e rectum (Schreb.) Beauv.] 



Ravine sides and rocky banks of Genesee river ; frequent. 



457. PI ILEUM L. 



1230. p. I'RATENSE L. Timothy. 



Fields and waysides ; common. 



458. ALOPECURUS L. Foxtail Gr.ass. 



1 231. A. PRATENSLS L. MEADOW FOXTAIL. 



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



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

 \A. i^cniculahis fuhnis (J. E. Smith.) Scribn.l 



Wet meadows ; frequent. 



459. SPOROBOLUS R. Br. 



1233. S. vaginseflorus Vasey. {Vilfa vaginaflora Torr.) \Sporobolus vagi- 



nceflorus (Torr.) Wood.] 



Rare . Wayne county, E. L. Hankenson . 



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



Rare. Sandy shore of lake Ontario. 



460. AGROSriS L. Bent-Grass. 



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



Low grass lands ; common. 



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

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



Meadows, fields, pastures ; common. 



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



Common in open woods about Irondequoit bay ; frequent elsewhere. 



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



Bluffs along lake Ontario and Irondequoit bay. 



