162 GRAMINEAE. 
8. Agrostis altissima (Walt.) Tuckerm. ‘Tall Bent-grass. (Fig. 369.) 
Cornucopiae allissima Walt. Fl. Car. 74. 1788. 
Agrostis altissima Tuckerm. Am. Journ. Sci. 45: 44. 
1843. 
Agrostis elata Trin. Mem. Acad. St. Petersb. (VI.) 
Part 2, 364. 1845. 
Culms 2°-4° tall, erect, simple, smooth, usually 
stiff. Sheaths overlapping, scabrous, the upper 
one elongated; ligule 1’’-2’’ long; leaves elongated, 
6/-1° in length, 1’/’-11%’’ wide, scabrous; panicle 
7’-9’ long, the branches ascending or erect, some- 
what scabrous, the lower 2’-4’ in length, spikelet- 
bearing at the extremities; spikelets 11¢//-114/” 
long, the outer scales acute, scabrous on the keel; 
third scale shorter, obtuse, scabrous, occasionally 
bearing a short awn; palet small or wanting. 
In sandy swamps, New Jersey to Florida and Ala- 
bama. Panicle usually purplish. Aug.—Oct. 
g. Agrostis intermédia Scribn. Upland Bent-grass. (Fig. 370.) 
Agrostis intermedia Scribn. Bull. Tenn. Agric. Exp. Sta. 
7:76. 1894. 
Culms 1°-3° tall, erect, simple, smooth and glabrous. 
Sheaths smooth, those at the base of the culm often 
crowded and overlapping; ligule 1’’-2’’ long; leaves 
4’-9’ long, 1’’-3’’ wide, scabrous; panicle 4/-9’ in 
length, the branches 14/3’ long, ascending, dividing 
at or below the middle, the divisions divergent, the 
pedicels appressed; spikelets about 1’’ long, the outer 
scales acute or acuminate, scabrous on the keel; third 
scale about three-fourths the length of the first, smooth; 
palet small or wanting. 
In dry soil, New York to Tennessee and Missouri. In- 
termediate in aspect between 4. alfissima and A. peren- 
nans. Aug.—Oct. 
, 
to. Agrostis Novae-Angliae Tuckerm. 
New England Bent-grass. (Fig. 371.) 
Agrostis Novae-Angliae Tuckerm. Hovey’s Mag. 9: 
143. April, 1843. 
Agrostis altissima var. lava Tuckerm. Am. Journ, Sci. 
45:44. October, 1843. 
Culms 8/-15/ tall, erect, simple, smooth and gla- 
brous. Sheaths longer than the internodes, gener- 
ally overlapping; ligule 1’’ long; leaves 1/—3 4’ 
long, 1’’ wide or less, erect, usually involute, scab- 
rous; panicle 313’-7’ in length, open, the branches 
spreading or ascending, dividing at or below the 
middle, the divisions divergent, the pedicels often 
appressed; spikelets 11{//-1'%5’’ long, the outer 
scales acute, strongly scabrous on the keel; third 
scale somewhat shorter, obtuse. 
Newfoundland, south to the high mountains of New 
England, New York and North Carolina. 
a 
