498 98. GRAMINEJS. 



E. B. 1123, not of others. Root fibrous. St. 68 in. high. 

 Fl. rarely viviparous. Lofty mountains. Loch-na-Gar. P. 

 VII. VIII. 8. 



4. P. lax' a (Haenke !) T ; pan. lax slightly drooping, spikelets 

 oblong-ovate of 3 free fl., lower pale with 3 hairy veins, upper 

 sheath longer than its leaf which is flat and taper-pointed, 

 uppermost knot covered, ligules all long acute. P. 38. P. 

 stricta Sy. E. B. 1763. The synonymy of this and Sp. 3 is very 

 doubtful. Root fibrous. St. 6 12 in. high. Fl. often vivi- 

 parous. Lofty mountains. Loch-na-Gar. P. VII. VIII. S. 



5. P. alpina (L.) ; pan. erect spreading when in flower, spike- 

 lets ovate of 3 or 4 free fl., lower pale with 3 hairy veins, upper 

 sheath longer than its leaf which is folded and rounded behind 

 the tip, uppermost knot exposed, li:ule long pointed. E. B. 

 1003. P. 37 & 94. P. stricta Lindb. Root fibrous, tufted. 

 St. 6 12 in. high, covered with decayed basal sheaths common 

 to it and the tuft of leaves. Fl. often viviparous. Lofty 

 mountains. P. VI. VII. E. S. L 



6. P. glauca (Sm.) ; pan. erect slender, spikelets ovate of 2 

 or 3 acute free fl., lower pale with 5 veins but only 3 hairy, 

 upper sheath about as long as its leaf which is folded and 

 slightly incurved but tapering at the tip, uppermost knot near to 

 the base of the stem, ligule blunt. E. B. 1720. Root-stock 

 rather creeping. St. 6 12 in. high. Lowest fl. longer than the 

 large glume. P. casia Sm. E. B. 1719 is a very doubtful plant. 

 Mountains. Ben Lawers. Ben Nevis. Clova. Snowdon. 

 P. VII. E. S. 



ff Lower pan.-branches in fives or 2 or 3 together. Dorsal 

 and marginal veins of the lower pale hairy. 



7. P. nemordlis (L.); pan. rather drooping slender, spikelets 

 ovate-lanceolate of 3 or 4 webbed fl., lower pale with 5 veins but 

 only 3 hairy, upper sheath not longer than its leaf, uppermost 

 knot at about the middle of the st. exposed, ligule extremely 

 short truncate. E. B. 1265. P. 36. Slightly creeping. St. 

 slender, 1 2 ft. high. Sheaths smooth. a ; st. slender weak, 

 pan. lax. ft. angustifolia (Parn.) ; st. and pan. very slender, 

 1. long and narrow, uppermost knot near the pan., spikelets few 

 1 2-flowered. y. P. coarctata (Gaud.) ; st. rigid, pan. close, 

 spikelets 3 5-flowered. 8. glaucantha ? ; st. slender, pan. with 

 many long-stalked spikelets, plant glaucous. [Var. divaricata 

 (Sy.) has pan. erect ' distichously unilateral,' spikelets usually 2-flowered, 

 uppermost sheath as long- as or longer than its 1.] Shady places. 

 y. On walls. 8. Mountains. P. VI. VII. E. S. I. 



1 See note to Sp. 3. 



