Biological Papers. 93 



332. Agrostis vulgaris Withering. Redtop (Bent-grass). Same soil 

 and region; more general in cultivation; less liable to run wild. July. 

 (ASU) 



333. Agroatis exarata Trin. Mountain Redtop. Eastern Kansas; com- 

 mon. Aug. (ASU) 



334. Agrostis asperifolia Trin. Rough-leaf Bent-grass. Found in the 

 states all around Kansas; not yet reported from here. Dry soil. Aug. 



335. Agrostis elliottiana Schult. Slender Bent-grass. Chautauqua 

 county (Hitchcock). May. (A) 



336. Agrostis perennans Tuckermann. Thin Bent-grass. Damp, shaded 

 places, E. K. ; not common. Sept. (AS) 



337. Agrostis scabra Wild. Rough bent-grass; "Flyaway-grass." Dry 

 soil, not far from water, E. K. ; frequent. July. (ASU) 



338. Calamagrostis canadensis Beauv. Big Blue-joint; "Sand Reed- 

 grass." Water and permanently wet, sandy soils; rare in Kansas. July. 

 (ASU) 



339. Calamagrostis inexpansa Gray. Bog Reed-grass. Swamps and 

 low prairies, E. and N. K. ; occasional. July. 



340. Calamovilfa longifolia Hackel. Long-leaf Reed-grass. Sandy 

 places near water, C. and W. K.; frequent. July. (ASU) 



Tribe g. Avenex. Oat-grass tribe. Inflorescence paniculate, seldom spi- 

 cate; spikelets two- to several-flowered, the two involucel scales, 

 when present, larger than the flowering glume, and persistent on the 

 rachilla when the seeds have fallen; glumes bidentate, furnished with 

 one to three awns on the back, usually from the base of the sinus be- 

 tween the two teeth; joints of the rachilla hairy. 



341. Holcus lanatus L. Velvet-grass. Fields and waste places, E. K. ; 

 brought in from the east. June. 



342. Sphenopholis obtusata Scribn. {Eatonia Gray .) Blunt-scale Prai- 

 rie-grass. Dry soil, general; common. June. (ASU) 



343. Sphenopholis pallens Scribn. (Eatonia pennsylvanica Gray.) 

 Sharp- scale Prairie-grass. Hilly woods or moist soils, S. E. K. ; west to 

 Barton county, near streams; occasional. June. (ASU) 



344. Kceleria cristata Pers. Crested Prairie-grass. Well-drained prai- 

 ries, E. and C. K.; common. June. (ASU) 



345. Trisetum flavescens R. & S. {T. pratense Pers.) Yellow Oat- 

 grass. Meadows, E. K.; introduced; not common. July. (AS) 



346. Trisetum subspicatum Beauv. Narrow Oat-grass. Rocky places, 

 E. K. ; occasional. August. (AS) 



347. Trisetum interruptum Buckley. Seward to Morton counties, on 

 dry prairies in river valleys; occasional. (SU) 



348. Avena sativa L. Oats. Along railroads and neglected fields for 

 a year or so outside of cultivation. 



349. Avena fatua L. Fool Oat; Sand Oats. Woods and waste places; 

 N. E. K. ; occasional, introduced. July. 



350. Arrhenatherum elatius Beauv. Tall Oat-grass. Fields and waste 

 places, E. K. ; introduced. June. 



351. Danthonia spicata Beauv. Wild Oat-grass. Dry soil, N. E. K. ; 

 not common. July. (AS) 



