14 FLORA OF GRAND RAPinS. 



ASPRELLA Willd. 

 I/i/.strl.i' Mocnch. 



95. A. Hystrix Willd. Bottle-brush Grass. 

 Moist or dry Hoil; common. July. 



On dry soil the culms arc very glaucous. 



AVENA. L. Oat. 



96. A. striata Miclix. Oat-Grass. 

 Woods; occasional. Mid-May-June. 



John Ball Park, City; Burton Ave. Swamp; East St. Pinery; 

 Soldiers' Home woods; bluffs of Scotch Creek; Cedar Swamp. 



BOUTELOUA Lag. Mesquite-Grass. 



97. B. racemosa Lag. Grama-Grass. 

 B. curlipeHdula (Michx.) Torr. 



Dry soil. July-Aug. 



Bluffs of Plainfield Village; Pine Hill; not abundant. 



BRACHYELYTRUM Beauv. 



98. B. erectum Beauv. (B. aristatum 7^ <& S.) 

 Moist woods; frequent. July. 



BROMUS L. Brome-Grass. 



99. B. BRiZAEFORMis Fisch. & Mey. Quakegrass. 

 Waysides and waste ground; increasing. June. 



100. B. ciliatus L. 



In moist woods and thickets; common. June-July. 



101. B. ciliatus purgans (L.) Gray. 

 Moist woods; frequent. July. 



102. B. Kalmii Gray. Wild Chess. 

 Dry open woods; scarce. June-July. 

 Vergennes; Campau Lake. 



103. B. MOLLIS L. Soft Chess. 

 B. horde aceus L, 



Waste places; occasional. June- July. 

 Northern part of the City (O.H.). 



