TRIANDRIA DIGYNIA, . 4-8 
98. BROMUS. Gen. pl. 120. 
1. B. panicula nutante, spiculis ovatis compressis, glumis secalinus.. 
nudis distinctis, aristis. subulatis brevioribus flexuoso- 
rectis. Willd. sp. pl. 1. p. 428. 
Icon. Host. gram. 1. t. 12. 
In rye- and wheat-fields, frequent; introduced from Eu- 
rope. ©. July- v.v. 
2. B. panicula erecta coarctata, pedunculis ramosis, spicu- mollis. 
lis ovatis, flosculis imbricatis depressis nervosis pubes- 
centibus. Smith fl. brit. 1. p.126. Willd. sp. pl. 1. 
p. 429. / 
Icon. Host gram. l.£. 19. Engl. bot. 1078. 
In dry fields and pastures ; probably from Europe. d. 
June. v v. "ud 
3. B. panicula nutante, spiculis lanceolatis teretibus, flos- purgans. 
culis aristatis pilosis, aristis erectis, foliis utrinque gla- 
bris, vaginis pilosis. Willd. enum. 120. — Willd. sp. 
pl. i. p. 481. 
In old fields and on road-sides : Canada to New England. 
M. May —Aug. v.v. p 
4. B. panicula nutante, spiculis oblongis compressis 6—8- ; Miliaius. 
floris, flosculis aristatis margine ciliato-villosis, foliis 
utrinque vaginisque subpilosis, culmo ad nodos barba- 
to.— Willd. sp. pl. 1. n.433. | 
- B. canadensis, Mich. fl. amer. 1. p. 65? 
_. In barren and sandy soil : Canada to Carolina. 2/.July. 
v. v. 
99. KOELERIA. Pers. ench. 1. p: 97. — 
1. K. spica laxiuscula, spiculis divergentibus 3-4-floris cristata. 
— < Subaristatis ragulosis carina subciliatis, Pers, l. c, 
_ Aira cristata. Sp. pl. 2. p. 24. 
Poa cristata. Willd. sp. pl. 1. p 402. 
Icon. Moris hist. 3.5.8.t.4.f7. E 
On the plains of Columbia river. M. Lewis," 2f. July. 
oos V. s. in Herb. Lewis. p 
.. 100. AVENA. <` Gen. pl.122. Oats. 
* 
adi panicula attenuata, calycibus bifloris, seminibus vil- pensylvanica. 
losis, aristis calyce duplo longioribus. Willd. sp. pl. 1. 
eR o en a a 
-Tn fields and open woods; New England to Carolina, — 
i ee Bae RE Ir En 
