392 
97. GBAMINi:^. 
and the plant may be taken for A. bulbostis. Upper sheath 
slightly inflated. Ligiile short, blunt. Spike 1—3 in. long, 
branches 4 — 6-flowered. Anth. yellow. Styles combined. — 
Rich pastures. P. R'.— VI. E. S. I. 
2. A. aJpinm (Sm.) ; st. erect smooth, pan. oblong, gl. acute 
connected below hairy, pale equalling the glumes, mvn pro- 
jecting ^ of its Imgth beyond the pale. — E. B. 1126. P. 4.— 
Somewhat creeping. St. decumbent at the base, then erect, 
9 — 12 in. high. Ligiile short, blunt. Uppennost 1. usually 
(not always) short and broad, | of the length of its inflated sheath. 
Awn from about the middle of pale, sometimes wanting. Styles 
combined. Spike not exceeding an inch in length ; sUkj' branches 
4 — 6-flowered. — On mountains at an elevation of 2500 — 3500 
feet. Loch-na-Gar. Ben Lawers. Clova. P. "ST.T. S. 
.3. A. gpnieuldtus (L.) ; st. ascending bent at the knots smooth, 
pan. cylindrical, gl. blunt connected below ciliate rather exceeding 
the pale, awn from near the base of the pale and projecting 
half its length beyond it, anth. linear. — E. B. 1250. P. 5. — Root 
fibrous. St. about a foot long, branching below. Knots gene- 
rally (in diy places) oval and fleshy. Upper sheath inflated. 
Ligule oblong. Gl. membranous at the top except the midrib, 
often villose or hairy below. Pale when laid open oblong, blunt, 
slightly notched. Aith. ultimately \iolet-yellow. Styles mostly 
combined. Spikes 1 — 2 in. long. — Wet places. P. Vl. \JJ. 
E. S.I. 
4. A. fid'vtis (Sm.) ; st. ascending bent at the knots smooth, 
pan. cylindrical, gl. connected below ciliate rather falling 
short of the pale, ami from, ^ust below the middle of the pale and 
scarcely extending beyond it, anth. short vluiS. broad. — E.B. 1467. 
P. 5. — St. 1 — 2 feet long, procumbent below. Ligide oblong. 
Spikes 2 — 3 in. long. Anth. at first white, afterwards orange- 
coloured. — Wet margins of ponds. P. ^^. — IX. E. S. 
5. A. bidh6sus (L.) ; st. smooth, pan. cylindrical acuminate, 
gl. distinct abruptly acide downy exceeding the pale, awn from 
near the base of the pale and projecting half its length beyond it. 
— E. B. 1249. P. 76. — St. 1 foot long, ascending or decumbent, 
in a circidar tuft, kneed, the lowermost knots fonning ovate Jleshy 
knobs. Upper sheath inflated. Ligule oblong. Pale when laid 
open truncate, emarginate, with 2 small teeth in the middle. 
Styles combined. Pan. about 1 in. long, less decidedly racemose 
than in our other species; pedicels usually 1-flowered. — Salt 
marshes in the South, rare, P. VI. E. 
6. A. agres'tis (L.) ; st. erect roughish above, pan. taperitig 
slender, gl. acute connected below 7iearly glabrous, awn from 
near the base of the pale and projecting half its length bevond 
t.—E. B. 848. P. .3.— St. 1—2 feet high, slender. Sheaths 
