ALOPECURFS. 



403 



rudimentary flower.— jE. B. 1076. P. 77. & 78.— Slightly 

 creeping (or rather tuberous, P. nodosum L.). Pan. 1 — 5iin. 

 long. Awns sometimes longer. Lower pale jagged at the 

 summit. — a. P. pratense (L.) ; st. from a prostrate base, 1. broad, 

 spike usually long, anth. purplish. — 0. stolonifeittm ; many barren 

 leafy prostrate or erect shoots, 1. broad, spike rather short, anth. 

 purplish. — y. P. prcecox (Jord.) ; st. from an ascending base, 

 I. slender, spike rather short, anth. pale yellow. — Meadows and 

 pastures. P. VI. Timothy-grass. E. S. I. 



4. P. alpimim (L.) ; pan. oblong, gl. truncate glabrous cUiate 

 on the back with a scabrous awn nearly equalling their length, 

 keel ciliate, upper sheath inflated. — E. B. 519. P. 6. — Somewhat 

 creeping. St. 6 — 12 in. high; Our plant is the P. comrrmtatmn 

 (Gaud.) and difiers fi-om the true P. alpmum by its shorter 

 panicle, not ciliate awn, much inflated tipper sheath and short 

 blunt upper ligule. — Wet alpine moors at an eleYation of 2500 

 —3500 feet. P. VH. S. 



11. Alopectj'kus Linn. Fox-taal-grass. 



1. A. praten'sis (L.).; st. erect smooth, ^bk. cylindrical hhmt, 

 gl. acute connected below ciliate downy, pale equalling the 

 glumes, aum projecting more than half its own length beyond the 

 pale.—E. B. 759. St. 8. 1. P. 4.— Seaicely creeping. St. 1— .3 

 feet high. In salt marshes the base of the st. becomes fleshy 

 and the plant may be taken for A. bidbosus. Upper sheath 

 slightly inflated. Ligule short, blunt. Spike .1—3 in. longt 

 branches 4 — 6-flowered( Anth: yello'w. Styles combined. — 

 Rich pastures. P. IV.--\T:. B. S. I. 



2. A. alpinus (Sm.); st. erect smooth, joare. ohlong, gl. acute 

 connected below hairy, pale equalling the glumes, awti pro- 

 jecting ^ of its lel^gth hegond the pale. — B. 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) siiort and broad, \ of the length of its inflated sheafth. 

 Awn from about the middle of pale. Sometimes wanting. Styles 

 combined. Spike not exceeding an inch in length ; silky^ branches 

 4 — 6-flowered. — On mountains at an elevation of 2500 — 3500 

 feet. Loch-na-Gar. Ben Lawere. Clova. P. Yll. S. 



3. A. genicidatits (L.) ; st. ascending bent at the knots smooth, 

 pan. cylindrical, gl. blunt connected below ciliate rather exceeding 

 the pah, 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 dry place.<i) oyal and fleshy. Upper sheath inflated. 

 Ligule oblong. Gl. membranous at the top except the midrib, 



