88. GRAMINiLE. 197 



7. P. ALPINA, L. Alpine Meadow-grass. Root fibrous. Stems 

 tufted, slightly swollen at the base. Le. short, broadly linear, 

 obtuse, upper le. ''folded, compressed, and rounded behind the 

 point" ligule oblong, obtuse, of the lower ones short, blunt. 

 Panicle erect, spreading when in flower; branches short and 

 slender. Spikelets broadly ovate, of 35 acute florets, not 

 webbed; outer glumella with the lower half of the 3 ribs silky, 

 mostly viviparous. 



Common. On the highest mountains. (H) P. 6 7. Ben Lomond and Arran ? 



8. P. NEMORALIS, L. Wood Meadow-grass. Rhizome slightly 

 creeping. Stems weak, erect. 1| 2 ft. high. Le. with smooth 

 striated sheaths, upper one not longer than its le. ; ligule short, 

 obtuse. Panicle slender, 



spikelefcs of 3 4 florets, 



dorsal and marginal ril 



For an analysis of the numerous species and varieties made out 



of this variable grass see H & A., p. 553. 



Common. Woods and shady rocks. (B) P. 67. 



9. P. ANNTJA, L. Annual Meadow-grass. Root fibrous. Stems 

 tufted, procumbent at the base, compressed. Le. bright green, 

 soft, blunt and often wavy ; the uppermost sheath longer than its 

 le., smooth, compressed; ligule oblong, acute. Panicle loose and 

 spreading. Spikelets oblong-ovate, of 5 7 florets. Gl. rough on 

 the keel. Glumellas not webbed, 5-ribbed, all more or less silky. 



Very common. Cultivated and waste places. (B) A. 4 9. 



25. FESTtiCA. Fescue-grass. 



A. Lower leaves very narrow. 



1. F. BEOMOIDES, L. Barren Fescue-grass. Root fibrous. 

 Stem tufted, erect, slender, smooth and bare of le. on the upper 

 half. Le. narrow, convolute. Panicle slender, unilateral, con- 

 tracted. Spikelets of 5-awned florets. Gl. very unequal, rough 

 on the keel, Glumellas 5-ribbed, lower one rough on the upper 

 part, terminating in a long, slender, roughish awn, often twice as 

 long as the floret. Monandrous. 



Not common. Dry pastures and walls. (B) A. 6. Dry places in Possil marsh ; 

 sand hills at Tollcross; banks of a railway at Wellshot; Gourock to Arran. 



2. F, OVINA, L. Sheep's Fescue-grass. Root fibrous. Stems 

 tufted, erect, 4 10 in. high, slightly angular, rough below the 

 panicle. Le. short, rigid, involute. Panicle narrow, nearly 

 secund, branches rough. Spikelets of 4 7 florets. Awn short. 

 Triandrous. 



Very common. Dry hilly pastures. (B) A. 6. 



Var. vivipara is merely the viviparous state found on high 

 mountains. 



Common. Bute, Cumbrae, and Arran. 



