i82 THE FLORA OF THE ALPS 



II. PHLEUM, L. 



Panicle dense, cylindrical ; flowering glume enclosing 

 the fruit ; empty glumes often truncate. 



P. pratense^ L., Timothy Grass ; very common. P. 

 alpinuniy L. (including conimutatuin^ Gaud.) ; panicle 

 ovoid, upper leaf-sheath inflated; alpine pastures, fre- 

 quent. P. Micheliiy All. ; glumes lanceolate, glabrous, 

 with long stiff hairs on the keel; alpine pastures. P, 

 asperuniy Jacq. ; glumes wedge-shaped, the keel rough- 

 tubercular ; waste ground, rare. P. Boehmeri^ Wib. ; 

 glumes linear-oblong, spotted-tubercular ; waste ground. 



12. MlBORA, Adans. 



Spikelets compressed dorsally, in a simple sub-disti- 

 chous spike ; styles very long. Not alpine. 



M. fninima^ Desv. {Knappia agrostidea, Sm.) ; densely 

 caespitose, stems very slender, 1-3 in. ; wet sandy places, 

 rare. 



13. Agrostis, L. 



Panicle loose, with whorled branches ; spikelets i- 

 flowered ; flowering glume small, hyaline. 



A. vulgarisy With., Bent Grass ; everywhere. A. 

 canina, L. ; leaves narrower; wet places. A. alba, L. ; 

 ligule long, acute; common. A. rupestrzs, AIL; branches 

 of panicle glabrous, spikelets small ; rocky ; alpine, fre- 

 quent. A. alpinay Scop. ; spikelets smaller, panicle oval, 

 branches rough; rocky; alpine, common. A. Schleicheriy 

 Jord. ; a larger plant, panicle lanceolate in outline, branches 

 rough; Switzerland, Jura, rare. A. Spica- Venti^ L. {Apera 



