l£8 TRIANDRIA— DK1YNIA. Poa. 



species, though not absolutely peculiar to it. Sheaths long, com- 

 pressed, smooth. Slipula oblong and acute at the upper leaves ; 

 shorter, obtuse, and jagged at many of the lower ones. Panicle 

 smaller than in the two last, more lax, its outline, as Haller re- 

 marks, triangular j its branches most directed to one side, all 

 nearly smooth. Sjrikclcls variegated with green and white, ovate, 

 externally smooth and polished, florets 5 or 6 ; their outer 

 valves 5 -ribbed, silky at the edges and back j inner notched, 

 rough-edged. There is no web or hairiness at the base. Anth. 

 short. Styles distant, very short. Stigmas very large and re- 

 peatedly compound, as in Glijecriajluitans. 

 A good grass for fodder, abundant in proportion to the richness of 

 the soil, easily raised, but not durable. 



8. P. glauca. Glaucous Meadow-grass. 



Panicle spreading. Spikelets ovate. Florets from two to 

 five, obscurely five-ribbed, bluntish; silky at the keel and 

 lateral ribs ; hairy at the base, without a web. Stipulas 

 of the lower leaves very short and blunt. 



P. glauca. Fl. Dan. t. 964. With. 148. Fl. Br. 1388. Comp.16. 



Engl. Bot. v. 24. I. 1 720. Hull 23. Wahlenb. Lapp. 4 1 . 

 P. caesia. Knapp t. 56. 



P. n. 1468. Hall. Hist. i?.2.224,from its discoverer, Prof. Lachenal. 

 P. montana. Alllon. Pedem. v. 2. 245. 

 P. nemoralis /3. Hook. Scot. 35. 

 Gramen paniculatum angustifolium montanum, panicula densa, 



locustis parvis muticis. Scheuchz. Agr. 180. 

 (5. Wahlenb. Lapp. 41. 

 Poacaesia. Fl.Br. 103. Comp.\6. Engl. Bot. v.24. t.\7 19. Hook. 



Scot. 34. 



On the mountains of Wales, Scotland, and the north of England. 



On Snowdon. Mr. Griffith. Brought from Scotland, and culti- 

 vated in Chelsea garden. Mr. Fairbaim. Plentiful on the Scot- 

 tish alps. Hooker. On Ingleborough, Yorkshire. Dr. Windsor. 



/3. Received from Scotland, and long cultivated in Chelsea garden. 

 Mr. Fairbaim. On Ben Lawers, and other Highland moun- 

 tains. Mr. J. T. Mavkay. Brought from Ben Lawers by Mr. 

 D. Turner and Professor Hooker, to whom I am obliged for a 

 wild specimen. 



Perennial. June, July. 



The whole plant, in both varieties, is with us extremely and per- 

 manently glaucous ; in Lachenal's specimens less so, especially 

 the leaves. Root tufted, fibrous. Stems erect, 12 — 15 inches 

 high, leafy, furnished with from 2 to 4 joints ; round, striated, 

 and almost perfectly smooth in the naked part above the leaves, 

 which is only occasionally angular and rough-edged near the 

 top. Leaves linear, bluntish, flat, single-ribbed, roughish to the 



