456 CXLIY. GRAMINED. 
Awn either dorsal or terminal between the lobes of the glume. Grain enclosed in the 
glume and palea and sometimes adnate. 
Awn dorsal | 
hi hrodit t at all or 
ced prpdpped, Grain adnat 56. ATRA. 
Lowe i hermaphrodite besser a upper male 
y awne 57. Horcus. 
Lowbk ROWGE male awned, upper flower hermaphr 0- 
ite awnless: Grain. free. Seed not furrowed 58. ARRHENATHERUM. 
rf OWers; eri A 
wns attached below the middle. Grain free 59. DESCHAMPSIA, 
Two or three, perfect flowers. Flowering glumes 
keeled. Awns attached above the middle. 
rain free, glabrous 60. 'T'uisETUM. 
wo or more perfect flow wers. Flowe ering glume 
rounded on the back. Grain pubescent, fre- 
quently adnate. Seed deeply furrowed 61. AVENA, 
Several (5 or more) ped flowers. Flow ring 
glumes rounded Sad the back. Grain Batou 
ed deeply 62. AMPHIBROMUS. 
~~ terminal between the rigid lobes or lateral awns 
Spikelets (large sith long tend Iflowered | , . 63, ANISOPOGON. 
Spikelets several-flow . . 64, DANTHONIA. 
“Tame VI. Astreptz.— Spilelets with sever a few genera only 1 t 
wi vmaphradi rose the Me dm usua vae proved SP y bearing Ue or more UR y 
s above the: 
Flower unawned or with 1 or more ter nal untwisted 
mons pct Palea prominently decia or 2-keeled, uscd as long or uiridi à s long 
the 
(The rhachis is not produced above the perfect flowers in Milica and in a few 
species of other subtribes). 
brRIBE I. —Pappophoreése.—Spikelits 1- or several-flowered, in a dense c? qm 
À -- or ina spiketo or zi gares yis tns glumes rounded. o the bac the 
3 or more nerves leadin ore val lobes or teeth all - ndum of 
central one or all tmd into Ki awn 
also 73, Curonrs, which has often a small awn or narrow lobe one ih 
of the awn, and a few Festucacex have the. hyaline tip 2-lobed in front of or 9 
sides of the awn.) 
Spikelets 1-flowered, ca 
the lowe Sen ea de flower. Lobes of 
e flowering glume 3, all with lo: ints or 
eawns . oa tareisRoferrioeity Ee soo 65, AMPHIPOGON. 
Rhachis conti 
small bristle. Lobes o 
flowering glume „the central one alone awned 66, EcHINOPOGON- 
SW lower an 
lumoseawns ... . . . . 67. PAPPOPHORUM. 
glume 3, the: one alone 
awn v. glos AdTIMPLS- 
B several-flowered, | paniculate, 
e glume with 3 narrow awned lobes . . 69. TRIRAPHIS: 
ficos glume with 3 unawned lobes or teeth . 70. TrIovia 
