392 97- GRAMINEiE. 



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

 pun. cyUndrical, gl. obtuse connected below ciliate rather ex- 

 ceeding the pale, awn from near the base of the pale and pro- 

 jecting half its length beyond it, mith. linear. — E. B. 1250. P. 5. 

 — Root fibrous. St. about a foot long, branching below. Knots 

 generally (in dry places) oval and fleshy. Upper sheath inflated. 

 Ligule oblong. Gl. membranous at the top except the midi'ib, 

 often villose or hairy below. PaZe when laid open oblong, obtuse, 

 slightly notched. Anth. ultimately violet-yellow. Styles mostly 

 combined. Spikes 1 — 2 in. long. — Wet places. P. VI. VII. 



4. A.fulvus (Sm.); st. ascending bent at the knots smooth, 

 pan. cylindrical, glumes connected below ciliate rather falling 

 short of the jiale, awn from just below the middle of the pale and 

 scarcely extending beyond it, anth. short and broad. — E.B. 1467. 

 P. 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. — IX. E. S. 



6. A. bulbo.ms (L.) ; st. smooth, pan. cyhndrical acuminate, 

 gl. distinct abruptly acute downy exceeding the pale, awn from 

 near the base of the pale and projecting half its length bevond it. 

 — E. B. 1 2-1!*. P. 76. — St. 1 foot long, ascending or decumbent, 

 in a circular tuft, kneed, the lowermost knots forming ovale fleshy 

 knobs. Ujiper sheath inflated. Ligule oblong-. Pale when laid 

 open truncate, emargiuate, ^^'it!l 2 small teeth in the middle. 

 Styles combined. Pan. about I in. long, less decidedly racemose 

 than iu our other species ; pedicels usually l-flo\i'ered. — Salt 

 marshes in the south, rare. P. VI. £. 



6. A. agrestis (L.) ; st. erect scabrous upwards, juan. tapering 

 slender, gl. acute connected below nearly glabrous, awn from 

 near the base of the pale and projecting: half its length beyond 

 it.— E. B. 848. P. 3.— St. 1—2 feet 'high, slender. Sheaths 

 roughish. Ligule prominent, obtuse. Gl. glabrous, but with a 

 row oi fine short cilia on the back. Styles combined. — A very 

 troublesome weed. A. IV. — XI. E. S.? 



Tribe V. Sesleriea. 



12. Sesleria Scop. Moor-grass. 



1. S. carulea (Scop.); raceme ovate slightly 1-sided, outer 

 pale ending in 4 teeth, midrib rough with a short e.xcurrent 

 point, 1. abrupt with a minute rough point. — E. B. 1613. P. 27. 

 — R oots tufted. St. 6 — 12 in. high. Raceme about half an in. 

 long' bluish-purple. Anth. purple-tipped. Stigmas very long, 

 iinear. — Mountains. Banks of the Shannon, I. P. IV. V. 



