PHLETJM.— ALOPECTIRUS. 
391 
truncate swelling upwards, keels rough, nidimentarv fl. subulate. 
—£. B. 1077. St. 26. 5. P. 79.— St. often branched, leafy 
almost up to the panicle. Lower pale entire, not a\vned. — Dry 
open fields. No certain locality known. A. VII.] E. 
2. P. Boeh'meri (Wibel) ; pan. cylindrical, linear-lanceolate 
obliquely truncate mucronate, keel ciliate above, rudimentary fl. 
subulate.—^. B. 459. P. 80.— St. leafy below, the upper half 
naked, with sterile leafy shoots. Lower pale entire, not awned. 
— Dry chalky fields, rare. P. VII. E. 
[P. MicMUi (AIL); pan. nearly cylindiical, gl. lanceolate 
acuminate, keel ciliate tliroughout. — E. B. 2265. P. 7. — St. 
with sterile leafy shoots. — On the roclty pai-ts of the Clova 
Mountains. Mr. G. Don. P. VII. VHI.] S. 
3. P. arendrium (L.) ; pan. oblong somewhat narroivcd below, 
gl. lanceolate aciuninate, keel ciliate above, rudimentary fl. sub- 
ulate minute.— i:. B. 222. St. 29. 1. P. 7.— St. varying greatly 
in height. Sheaths inflated. Lower pale notched at the summit, 
J- the length of the glumes. "Stigma very short." — Sandy 
places neai- the sea. A. VI. E, S. 1. 
4. P. praten'se (L.) ; pan. cylindrical, gl. oblong truncate with 
an awn of less than half theii' length, keel ciliate above, 
no rudimentary flower. — E. B. 1076. P. 77 & 78. — Slightly 
creeping or rather tuberous (P. nodosum L.). Pan. 1 — 6 in. 
long. Awns sometimes longer. Lower pale jagged at the 
smnmit. — a. P. pratense (L.) ; st. fi'om a prosti-ate base, 1. broad, 
spike usually long, anth. purplish. — 0. stoloniferum; many barren 
leafy prostrate or erect shoots, 1. broad, spike rather short, anth, 
purplish. — y. P. prcecox (Jord.) ; st. from an ascending base, 
1. slender, spike rather short, anth. pale yellow. — Meadows and 
pastures. P. VI. Timothy-grass. E. S. I. 
5. P. alpinum (L.) ; pan. oblong, gl. truncate glabrous ciliate 
on the back with a scabrous awn nearly equalling their length, 
keel cUiate, upper sheath inflated. — E. B. 519. P. 6. — Somewhat 
creeping, St. 6—12 in. high. Om* plant is the P. comtnutatum 
(Gaud.) and differs from the true P. alpinum by its shorter 
panicle, not ciliate awn, much inflated upper sheath and short 
blunt upper ligule. — Wet alpine moors at an elevation of 2500 
-^500 feet. P. Vn. S. 
11. Aiopecu'rus Linn. Fox-tail-grass. 
1. A. praten'sis (L.) ; st. erect smooth, ^aw. cylindrical blimt, 
gl. acute connected below ciliate downy, pale equalling the 
glumes, aim projecting more than half its own lenqth beyond the 
pah.—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 
