POA. GLT035EIA. 435 



[*P. sudetica (Haenke) ; pan. diffuse, spikelets oval of 3 or 

 rarely 5 acute not webbed jff., lotoer pale with 5 glabrous veins, 

 upper sheatli very much longer than its leaf, ligule blunt very 

 short. — R. i. 90. — Rhizomatous, not creeping. St. 2-edged, 

 2 — 3 feet high. Sheaths, edges, and midribs of 1. rough. L. 

 hooded and apiculate. — In deep shade in several places near 

 Kelso. P.] 



*** Creeping by long soboles. 



11. P. praten'sis (L.) ; pan. diffuse, spikelets ovate of 3 or 4 

 webhed fl., lower pale with 5 prominerd veins but only 3 hairy, 

 upper sheath much longer than its leaf, ligule prominent blunt. 

 — X^. 1073. P.31— 34.— Very variable in size. St. and sheaths 

 nearly always smooth. Fl. strongly webbed. — (3. P. subceerulea 

 (Sm.) ; spikelets broader, 1. broad and short, upper 1. compressed 

 rounded at the end behind. E. B. 1004. — y. angustifolia 

 (Parn.) ; spikelets small, 1. slender long, lower 1. iavolute. — 

 Common. P. VI. VII. E.S.I. 



12. P. compres'sa (L.) ; pan. erect or slightly unilateral spread- 

 ing when in flower otherwise close, spikelets ovate or oblong- 

 ovate of 5 — 7 blunt slightly webbed fl., lower pale 3-veined, veins 

 hairy, upper sheath about as long as its leaf, uppermost knot at 

 about the middle of the stem, ligule short truncate. — E. B. 365. 

 P. 37 & 90. — St. decumbent at the base, then erect, very much 

 compressed, 1 — IJ ft. high. — (3. P. polynoda (Parn.) ; fl. free, pales 

 with 2 faint interm. veins, uppermost knot higher, ligule 

 rather more prominent. P. 91 — 93. — Dry situations. P. VII. 



E. S. I. 



36. Glxce'eia B. Br. 



1. G. aquat'iea (Sm.) ; pan. erect much branched spread- 

 ing, branches rough, spikelets oblong of 6 — 10 fl., lower pale 

 blunt, 1. smooth with terete sheaths. — E. B. 1315. P. 44. G. 

 spectahiUs Koch.— Creeping. St. 3—6 ft. high, smooth slightly 

 compressed. Sheaths very long. L. long, rough on the edges 

 and keel, never floating. Ligule short. Pan. large ; branches 

 angular, slender, branched.— -Watery places. P. VII. E. S. I. 



2. Q. fluitans (R. Br.) ; pan. secund slightly branched very 

 long, branches nearly simple roughish, spikelets linear of 7—12 

 adpressed lanceolate-oblong acute fl., lower pale nearly thrice as 

 long as broad, sheaths compressed. — E. B. 2975. P. 95. — 

 St. ascending, rooting below, or floating. Sheaths nearly 

 smooth, striate. L. pale green, acute, often floating, Ligule 



v2 



