TRIANDRIA DIGVNIA. 



98. BROMUS, Gen. pi. 120. 



85 



1. B. panicula nutante, spiculis c^vatis compressis, glumis secaUnus. 



iiudis distinctis, aristis subulatis brevioiibus flexuoso- 

 rpctis. l^illd. <!p. pi. I. p. 4J.8. 



Icon Ho.''t. grum 1 f. 12. 



In rye- and wi.ear-fifl..l«, frequent; introduced from Eu- 

 rope. . Jul}' V- V. 



2. B, panicula erecta coarctata, peduticulis ramosis, .spicu- mollis. 



li.sovatis, li ^sculis inibricatis depressi.s nervo.iis pi'.bes- 



centibus. Smkhfi. hit. 1. p. 12C. TVi/ld. sp. pi. 1. 



p.42g. 

 Icon Host grum. \.t. ig. EfigL hi. 10/8. 

 In dry fields and pastures ; probably t\\)m Europe. ^. 



June. I' (.'. 



3. B. panicula nu'ante, sp"cidis lanceolatis teretibus, fios- purgans. 



cuhs arissatis pdohis, aiis'is t^reciis, foliis utrinque gla- 

 bris, vai^in IS pilosis. IFilLd. enum. I'iO. IViUd sp. 

 pi i. p. 431. 

 In old liclds and on road-sides : Canada to New England. 

 % . May Aug. v. v. 



4. B. panicula nutante, s'liculis oblongis compressis 5 — 8- cilialui. 



floris, flosculisari-.tatis maigir.e ciiiato-viUosis, ftdiis 

 lUrinqne vaginis-iue subpilosis, ciilmo ad nodos barba- 

 Xo.— WiUd sp pi I. /J.433. 



B. canadensis. Mich.jt. amer. 1 . p. (^5 ? 



In barren and sandy soil : Cauda to Carolina. 1/. July. 



V. V. 



99 KOELERIA. Fers. ench. 1. p. (j7 . 



l.K. spica laxinscula, spiculis divergentibus 3-4-floris crlslata. 



suharistatis rugulosis carina subciliaiis. Pers. I. c. 

 Aira crislata. Sa. hi. 2. p. 24. 

 Poa cristata. W/lid sp. pi. \. p ^02. 

 Icon. Moris hist. 3. s. 8. t. 4./ 7. 

 On the plains of Columbia river. M. Leivis. 14 . July. 



V. s. in Herb. Lewis. 



100. AVEN.\. Gen pi 122. Oats. 



I. A. panicula attenun'a, calycibns bifloris, seminibus vil- pf7/53//t'o«fc<», 

 [osis, aristis calyce duplo longioribus. JVilld. sp pi. 1. 



1< 



p. 445 



In rields and open woods : New England to Carolina, 

 frequent. 0.June. v. v. 



