486 
98. GRAMINE^. 
4. P. alpimim (L.) : 1. -sheaths inflated, pan. oblong, gl. trun- 
cate glabrous ciliate on the back with a scabrous awn nearly- 
equalling their length, keel ciliate, upper sheath inflated. — 
E. B. 519. P. 6. P. commutatnm (Gaud.). — Somewhat creep- 
ing. St. 6—12 in. high.— Wet alpine moors. P. VII. S. 
11. ALOPECTfEUS Linn, em., Beauv. Fox-tail-grass. 
1. A. praten'sis (L.) ; st. erect smooth, 2)an. cylimlrical blunt, 
gl. acute connected below ciliate downy, pale equalling the 
glumes, aum projectinig more than half its oivn length beyond the 
pale.—E. B. 759. St. 8. 1. P. 4.— Scarcely creeping.— St. 1—3 
feet high. In salt marshes the base of the st. becomes fleshy. 
Upper sheath slightly inflated. Ligule short, blunt. Pan. 1 — 3 
in. long, branches 4 — 6-flowered. Anth. yellow. Styles com- 
bined, [a hybrid between this and Sp. 3. (A. hyhridus, Wimm.) has been 
fonnd in Warwicksh. See J. u/ B. xxxix. (1901) p. 232.1 — Rich pastures. 
P. IV.— VI. E. S. I. 
2. A. alpinus (Sm.) ; st. erect smooth, y^are. oblong, gl. acute 
connected below hairj', pale equalling the glumes, mvn pro- 
jecting y of its length beyond the pale. — E. B. 1126. P. 4. — 
Somewhat creeping. St. decumbent at the base, then erect, 
9 — 12 in. high. Ligule short, blunt. Uppermost 1. usually 
(not always) short and broad, of the length of its inflated 
sheath. Gl. connate through about \ of length. Awn from 
about the middle of pale,sometimes wanting. Styles combined. 
Pan. not exceeding an inch, sometimes rather lax ; silky branches 
4 — 6-flowered. — High on mountains. Loch-na-Gar. Cairn- 
gorm mountains. Ben Lawers. Clova. P. VII. S. 
3. A.geniciddtus(L. em., Sm.); st. ascending bent at the knots 
smooth, pan. cylindrical, gl. blunt connected below ciliate rather 
exceeding the j^ale, awn from near the base of the pale and pro- 
jecting half its length beyond it, anth. linear. — E. B. 1250. P. 
5. — Root fibrous. St. about a foot long, branching below. 
Knots generally (in Ary places) oval and fleshy. Upper sheath 
inflated. Ligule oblong. Gl. membranous at the top except 
the midrib, often villose or hairj* below. Pale when laid open 
oblong, bhint, slightly notched. Anth. ultimately violet-yellow. 
Styles mostly combined. Pan. 1 — 2 in. long. — A. promts 
(Mitten)^ is a prostrate form of this. — Wet places. P. VI. 
VII. E. S. I. 
1 Now knows to have been a moDStrosity, see J. oj B. xxxvii. (1899) p. 358.— 
H. & J. G. 
