POA. 
499 
8. F. Pamell'ii (Bab.); pan. suberect large rather close, 
oblong, spikelets ovate of 2 or 3 acute/Vee/., lower pale with 
5 veins but only 3 hairy, upper sheath usually longer thati its 
leaf, upper knot at about the middle of the st. exposed, ligule 
veri/ short truncate.— iT. B. S. 2916. P. 93.— St. ascending, 1 ft. 
or more high, compressed ; knots 5 or 6, uppermost not above 
the middle of the stem. Ligule 6 times as broad as long, but 
longer than that of P. nemoralis, to which this plant is perhaps 
too nearly allied. Occasionally the fl. are slightly webbed.— 
High Force and other parts of Upper Teesdale. P. VII. E. 
9. P. Balfour ii (Parn.)i ; pan. erect rather spreading, spike- 
lets ovate or 3 or 4 webbed fl., lower pale with 5 veins but only 
3 hairy, upper sheath about as long as its leaf, upper two-thirds 
of the stem without knots, linide prominent blunt. — P. 66. 
F. B. S. 2918.— Creeping. St. 3—15 in. high ; knots about 3. 
uppermost within the lower third of the stem. Lower ti. as 
long as the larger glume. Fl. Dan. 964'? Combined with 
P. qlauca bv Syme.— ,3. P. montatia (Parn.) ; spikelets few of 
2 or 3 free fi. P. dissitirfora (K. & S.) ?— Tops of mountains. 
P.VIL - . V / F 
tlO. p. poJus'tns (L.); pan. large its br. rough aacendiug-patent lower sub- 
verticillate quinate, spikelets ovate acute of 2 — a- webbed fl., lower pole obscurely 
i-veined hairy on the keel and margins towards the base, sheaths glabrous, ligule 
oUong-acute.—Fl. Dan. 2166. P. serotina Ehrh. P. fertilig (Host).— St. tutted 
ascending glabrous, 1. rather narrow pointed slightly scabrid.— By R. Thames, 
Kew and Mortlake. By R. Tay below Perth, and Benniebeg Pond near Crieff. 
E. Boyne below Xavan. Probably introduced. P. VI. VII. E. S. I. 
ttt Lower pan. -branches subverticillate, quinate. Dorsal vein 
of the lower pale hairy or glabrous ; marginal glabrous. 
11. P. trividlis (L.) ; pan. diffuse, spikelets ovate of 2 or 3 
acute webbed fl., lower pale with 5 veins, dorsal vein hairy, 
upper sheath much longer than its leaf, liqule acute long. — 
E. B. 1072. P. 3.').— Root tufted. St. 1—2 ft. high. Sheaths 
usually slightly rough [or var. glabra (Doell.) smooth]. — ^. parvi- 
flai-a (Parn.) ; spikelets small 1 — 2-flowered, plant slender. — 
Moist and shady places. P. VI. E. S. I. 
* P. Chaixti (Vill. in. Gilib.) ; pan. diffuse, spikelets oval of 
3 or rarely 5 acute not ivebbed jl., lower pale with 5 glabrous 
veins, upper sheath very much longer than its leaf, lig%de blunt 
1 Prof. Hackel writes " probably no clear line can be drawn between 
P. Bal/ourii [as here constituted] and the alpine forms of P nemoralis." See 
o/£. xnv. (1897) p. n.— H. & J. G 
