358 
GRAMINEiE. 
drical obtuse, glumes acute connected below ciliated down}', palea 
equalling the glumes, awn projecting more than half its own 
length beyond the palea, upper 1. half the length of its sheath. — 
E. B. 759. St. 8. 1. R. 1479. Par. 4.— Root fibrous. St. 1—3 
feet high. Upper sheath slightly inflated. Ligule short, obtuse. 
Spike 1 — 3 in. long, branches 4 — 6-flowered. Anth. yellow. 
Styles combined. — Rich pastures. P. IV. — VI. 
2. A. alpinus (Sm.) ; st. erect smooth, panicle oblong spiked, 
glumes acute connected below hairy, palea equalling the glumes, 
awn projecting g of its length beyond the palea, upper 1. shorter 
than its sheath. — E. B. 1126. Par. 4. — Root somewhat creeping. 
St. decumbent at the base, then erect, 9 — 12 in. high. Ligule 
short, obtuse. Uppermost 1. usually (not always) short and 
broad, | of the length of its inflated sheath. Awn from about 
the middle of palea, sometimes wanting. Styles combined. Spike 
not exceeding an inch long, silky branches 4 — 6-flowered. — On 
mountains at an elevation of 2500 — 3500 feet. Loch na Gar. 
Ben Lawers. Clova. P. VII. S. 
3. A. genicnlatus (L.) ; st. ascending bent at the joints smooth, 
panicle spiked cylindrical, glumes obtuse connected below ciliated 
rather longer than the palea, awn from near the base of the palea 
and projecting half its length beyond it, anth. linear, ujiper I. as 
long as its sheath. — E. B. 1250. R. 1477. Par. 5. — Root fibrous. 
St. about a foot long, branching at the lower joints which are 
generally (in dry places) oval and fleshy. Upper sheath inflated. 
Ligule oblong. Palea when laid open oblong, obtuse, slightly 
notched. Anth. ultimately violet-yellow. Styles mostly com- 
bined. Spikes 1 — 2 in. long. — Wet places. P. VI. VII. 
4. A.fulvus (Sm.) ; st. ascending bent at the joints smooth, 
panicle spiked cylindrical, glumes connected below ciliated rather 
shorter than the palea, awn from just below the middle of the palea 
and scarcely extending beyond it, anth. short and broad, upper 1. 
as long as its sheath. — E. B. 1467. Par. 5. — St. 1 — 2 feet long, 
procumbent below. Ligule oblong. Spikes 2 — 3 in. long. Anth. 
at first white, afterwards orange-coloured. — Wet margins of 
ponds. P. VI. E. S. 
5. A. bulbosus (L.) ; st. erect smooth, panicle spiked cylindrical 
acuminate, glumes distinct abruptly acute downy longer than the 
palea, awn from near the base of the palea and projecting half 
its length beyond it.— E. B. 1249. — Root fibrous. St. 1 foot 
high, the lowermost joint forming an ovate fleshy tuber. Upper 
sheath inflated, longer than its leaf. Ligule oblong. Palea when 
laid open truncate emarginate with a small tooth in the middle. 
Styles combined. Spikes about an in. long, less decidedly race- 
mose than in our other species, pedicels usually 1 -flowered. — 
Salt marshes in the south, rare. P. VI. E. S. 
