THE GRASS TRIBE 333 



4. A. cegualis (Orange-anthered Fox-tail-Grass). Very much like 

 the preceding, but the awns are still shorter and the anthers are at 

 first white, afterwards orange-scarlet or yellowish white. Moist 

 places in some of the southern and midland counties ; rare. Fl. 

 June to September. Perennial. 



5. A. bulbosus (Tuberous Fox-tail-Grass). Differs from A. geni- 

 culars in having the stem at the base swollen into a kind of bulb. 

 Salt marshes, chieily in the south ; rare. Fl. May, June. Peren- 

 nial. 



6. A. alpinus (Alpine Fox-tail-Grass). Known amongst the 

 British species by the ovoid or shortly cylindrical spike, which is 

 often less than 1 inch long. Higher mountains of Scotland. Fl. 

 July. Perennial. 



11. Sesleria (Moor-Grass) 



1. S. ccarulea (Blue Moor-Grass). Densely tufted, 6-12 inches 

 high; leaves basal, short , rather stiff; spikelels not many, in a 

 spike-like head \-\ inch long, often bluish grey; glumes about 

 J inch long. Mountain pastures, especially on limestone, in the 

 north and in Ireland. Fl. April, May. Perennial. 



12. Nardus (Mat-Grass) 



1. N. slricta (Mat-Grass). A densely tufted, wiry i^rass, 6-12 

 inches high, with line still leaves ; spikelels often purplish, sessile. 

 Moors and heaths ; common. Fl. July. Perennial. (PI. xcvi.) 



13. Leersia (Cut-Grass) 



1. L. oryzoides (European Cut-Grass). Stems about 3 feet high ; 

 leaves and sheaths very rough ; panicle 6-8 inches long ; spikelels 

 numerous, inch long or more, all turned to one side. Wet places 

 in the south. Fl. August, September. Perennial. 



14. Milium (Millet-Grass) 



1. M. effusion (Wood Millet-Grass). Tall and slender, often 

 4 or 5 feet high ; leaves rather short, flat ; spikelels pale green or 

 purple ; outer glumes iV-J inch long ; flowering glume about as 

 long ; pale rather smaller, faintly 2-nerved, notched at the top. 

 Moist woods ; common. Fl. June. Perennial. 



2. M. scabrum (Scabrous Millet-Grass). Much smaller than the 

 last, slightly scabrous ; panicle much closer and smaller, being 

 almost spike-like and usually only about 2 inches long or less. 

 Cliff b in Guernsey. Fl. April. Annual. 



