96 . | POACEAE 
gent, finally horizontally spreading or dA pata spirally ales Es 
ase.—Dry 2. soil, various provinces, Fla. ; S. D., and Mass. 
Ore. and Cal 
8. A. inte rmedia Seribn. & Ball. a A, V dq eel stem slender, 30- 
80 em. tall: panicle ed em. long: glumes 7-9 m aa ng: awns all spread- 
ing, the central 18-99 m. long, the en 14-17 mm. long.—Dry soil, b 
ND sandy bottom TERM Coastal Plain and Central "Lowland, Miss. to Tex 
Nebr., and Ind. 
9. n patula Chapm. ME pue. 100—150 em. pon d m d flat, 
as much as 60 cm. lon wide: panicle as . long, the 
branches naked below: eus ed 2-3 em. ed © Pinelands e pea dunes, 
pen. Fla. 
10. A. dare uda Ell Stem stiffly erect, 40—100 cm. tall: panicle dense m 
spike- like, 10-20 em. long: glumes unequal, the first about half a Spe 
the second, the seca about 1 em. ine, both d -awned: lemma ree o mm. 
long: awns curved at base, spreading, 2-3 cm 2 ng.—Moist ne and 
serublands, Coastal Plain, Fla. to Tex. and S. C.—(W. I.) 
11. A. lanosa Muhl. Stem erect, rather dias Ade em. tall: leaves mostly 
near the po of the plant: blades flat, 2-7 wide: panicle narrow, 40-60 
em. long, the branches distant, ascending, 8 A2. em. long, villous at the axils: 
glumes Hte al, acuminate or shor indes d, ‘the first longer than the second, 
about 15 mm. long: lemma about 1 em. long, the central awn recurved-spread- 
ing, 1. a 4 em. long, the lateral pus erect or ascending. [4. lanata Poir.] 
—Dry sandy soil, woods, per and roadsides, Coastal Plain and rarely adj. 
provinces, Fla. to Tex , Okla. and N. J. 
12. A. gyrans Chapm. Stem ed b 30-60 em. tall: leaf-blades 1 mm 
wide or less: ‘panicle ain r, 10- 20 . long, the short branches distant, ap- 
pressed, bearing 1 or 2 spikelets: ui fusiform, the body 4-5 mm. long, 
the slender bearded tae 1.5 mm. long, the pale e neck about 1 mm. long: awns 
about 1 em. long, about equally spreading.—Pinelands, Coastal Plain, Fla. 
and Ga. . 
13. A. Srita Michx. Stems tufted, erect, = 50-100 em. tall: leaf-blades 
slender, firm: pan e strict, 10-30 em. long, t aes branches ciis 
glumes Noi Vm unequal, the second s dent p A Dg: pin about 
7-9 mm, long, iin ds hispidülo ous toward t A aa 
(WIRE-GRASS.)—Sandy pinelands and BERN Coastal "Plain, Pla. to Miss. 
14. A. virgata Trin. Stem slender, 50-80 em. tall: leaf-blades flat, 1-2 
wide, bec ones involute toward the tip: panicle slender, the Eurus i 
distant: glumes about 7 mm. long; lemma flattish: central awn 15— Qe m. lon ns: 
Ape spreading, the la teral awns more s a. C p as ee as 
entral. [A. Chapmaniana Nash]—Dry pinelands and Te n 1 
Plain, Fla. to Miss. and N. J. 
15. A. pn Ree. Vasey. Stem ie stout, 100—150 cm. tall: leaf- 
blades 2-3 m panicle strict, 20-40 em. long, the branches us 
8 mm. 1 
the lower 2-4 i em, poo. glumes about 1 em. done lemma about ong, 
smooth: central awn spreading, 2—3 em. long, the ue ereet or ascending. 
Low pinelands and shallow ponds, Coastal Plain, Fla. to E Tex. and N. 
16. A. ipa Chapm. Stem oo erect, 30-60 cm. tall: leaf-blades 
a 2s wide: paniele slender r, 10-20 cm. long, few-flowered, the spikelets 
n odi rs, aue. p glumes 6-7 mm, long, awn-tipped: lemma 
ü little shorter than the glumes: central awn reflexed a semicircular bend, 
sical horizontally spreading, a little shorter than the central. 
—Moist pine SE W Fla. and Mis 
