THE GENERA AND THEIR SPECIES. 



97 



71. sylvatica 42 in. Reed Fescue. Inner glume ribless ; 



awns absent or shorter than glumes ; 

 leaves flat ; sheath rough. 



72. my uni s 15 in. Rat's-tail Fescue. Inner glume with 



one rib ; awn at least as long as glume. 



73. uniglumis 12 in. Single-Glumed Fescue. Inner glume 



absent or rudimentary. 



69. F. ovina. Dry pastures and hilly fields ; ranging round 

 the Northern Hemisphere and also found in Australasia. June 

 and July. Root perennial, creeping or tufted, reaching ten inches 

 or more in depth, fibrous, blackish. Stems densely tufted, wiry, 

 erect, rough above, smooth below. Leaves auricled, chiefly 

 radical, tufted, ascending, subulate, that is awl-shaped, folded in 

 bud, upper leaf rough below, bluish 

 green. Sheath smooth, thickened at 

 apex ; ligule auricled, concealed in 

 base of blade. Panicle small, narrow, 

 erect, branching on one side. Spike - 

 lets upright, small, florets four to six. 

 Glumes shorter than paleae, slightly 

 unequal, acute, inner with three ribs, 

 outer with one rib. Outer palea 

 small, narrow, rounded on back, 

 pointed, ribs five ; inner palea bifid at 

 apex, with green hairy ribs. 



Varieties — 

 F. diirinscula 



F. capillata. 

 F. rubra. 



Festuca ovina. 

 Spikelet. For Floret see p. 57. 



Rootstock branching horizontally. Stem 

 two feet high, smooth above ; radical 

 leaves awl-shaped, stem leaves flat and 

 channelled ; upper leaf smooth below. 



Leaves very long ; florets awnless. 



Stolon if erous ; lower sheaths red and 

 hairy. 



