ALOPECURUS. 379 
—St. often branched, clothed with leaves almost up to the pani- 
cle. Outer pale entire, not awned.—Dry open fields, rare. A. 
Vi. E. 
2. P. Boehmeri (Wibel); panicle cylindrical, gl. linear-lanceo- 
late obliquely truncate mucronate scabrous.—E. B. 459. P. 80. 
—8t. leafy below, the upper half naked, accompanied by sterile 
leafy shoots. Outer pale entire, not awned.— Dry chalky fields, 
rare. P. VII. 7 E. 
[3. P. Michelii(All.); panicle nearly cylindrical, gl. lanceolate 
acuminate.—E. B. 2265. P.7.—St. accompanied by sterile leafy 
shoots. Gl. ciliated throughout their whole length. Outer pale 
entire, more than half as long as the glume.—On the rocky parts 
of the Clova mountains. Mr. G. Don. P. VIL. VII] 8. 
4. P. arenarium (L.); panicle oblong somewhat narrowed be- 
low, gl. lanceolate acumimate.—E. B. 222. St. 29.1. P. 7.—St. 
varying greatly in height. Sheaths inflated. Gl. ciliated in the 
neue half only. Outer pale notched at the summit, } the length 
of the glumes. “ Stigma very short.’’—Sandy places near the sea. 
A. VI. 
5. P. pratense (L.); panicle cylindrical, gl. oblong truncate 
ciliated on the back bearing a seta of less than half their length. 
—E. B. 1076. P.77 and 78.—Root slightly creeping, in dry 
places rather tuberous (P. nodosum L.). Panicle 1—5 im. long. 
Awns sometimes longer. Outer pale jagged at the summit.— 
Meadows and pastures. P. VI. Timothy-grass. 
6. P. commutatum (Gaud.) ; panicle ovate-oblong, gl. truncate 
glabrous ciliated on the back bearing a scabrous seta of 3 of their 
length, sheath of the upper 1. inflated 3 or 4 times as long as its 
leaf, upper ligule very short and obtuse.—P. alpinum Sm., not 
Linn. £. B. 519 (bad). P. 6.—Root somewhat creeping. St. 
6—12 in. high. Panicle not exceeding an in. in length.—Per- 
haps not distinct from the true P. alpinum (Linn.!), which has a 
longer panicle, gl. bearmg a ciliated seta, the upper sheath 
scarcely inflated and only twice as long as its leaf, uppermost 
ligule oblong and acute.—Wet alpime moors at an elevation of 
2500—3500 feet. P. VII. 
8. Atorecurus Linn. Fox-tail-grass. 
1. A. pratensis (L.); st. erect smooth, panicle cylindrical ob- 
tuse, gl. acute connected below ciliated downy, pale equalling 
the glumes, awn projecting more than half its own length beyond 
the pale—E. B.759. St.8. 1. P.4.—Root fibrous, scarcely 
creeping. St. 1—3 feet high. In salt marshes the base of the 
st. becomes fleshy and the plant may be taken for A. bulbosus. 
