332 GLUMACE^ 



ovate, shining brown ; outer glumes nearly I inch long, very pointed, 

 glabrous. Damp places in Caithness and Kirkcudbright. FL May, 

 June. Perennial. 



9. Phleum (Timothy or Cat's-tail-Grass) 



1. P. pratense (Common Timothy or Meadow Cat's-tail-Grass). 

 Stems 1-3 feet high ; spike cylindrical, very dense, 1-4 inches long ; 

 outer glumes about -, 1 * inch long, with broad membranous edges, 

 truncate at the top ; keel green, slightly ciliate, shortly pointed. 

 Meadows and pastures ; very common. Fl. June. Perennial. 

 (PI. xcv.) 



2. P. alpinum (Alpine Timothy-Grass). Usually much smaller 

 than the preceding ; spike ovoid or oblong, seldom 1 inch long, 

 usually becoming purplish ; keel of outer glumes continued into 

 an awn \*-h inch long. Marshy places on the higher Scottish 

 mountains. Fl. July. Perennial. 



3. P. Boehmeri (Purple-stalked Timothy-Grass). Stems often 

 purplish ; spike cylindrical, 1-3 inches long ; outer glumes narrow- 

 lanceolate, tapering into a minute point, not truncate and mem- 

 branous as in P. pratense. Dry, chalky places in the eastern coun- 

 ties of England ; rare. Fl. July. Perennial. 



4. P. arcnarium (Sand Timothy-Grass). Usually only 6-8 inches 

 high; spikes nearly cylindrical, \~i\ inch long; outer glumes as 

 in the last, but their keels are ciliate with still hairs. Sandy places, 

 usually near the sea ; rather common. Fl. May to July. Annual. 



10. Alopecurus (Fox-tail-Grass) 



1. A. pratensis (Meadow Fox-tail-Grass). The largest and 

 commonest species in Britain ; spikes 2-3 inches long, very dense, 

 rather blunt ; outer glumes free or only slightly united at the base, 

 shortly hairy on the keel ; awns projecting -^ inch beyond the 

 outer glumes. Meadows, etc. ; abundant. Fl. April to June. 

 Perennial. (PI. xciii.) 



2. A. myosuroides (Slender Fox-tail-Grass). Commonly known 

 as A. agreslis. Differs from the other British species by being 

 annual ; spike 2-3 inches long, thinner and more pointed than in 

 the last ; outer glumes united to about the middle. Cultivated 

 fields and waste places ; not uncommon in the south of England. 

 Fl. April to November. Annual. 



3. A. geniculatus (Marsh or Bent-stemmed Fox-tail-Grass). 

 Stems usually procumbent at the base, then bent upwards at the 

 nodes ; spikes 1-2 inches long, more slender than those of A. pra- 

 tensis, with much smaller spikelets ; awns projecting about A inch ; 

 anthers finally violet-yellow. A. promts is a prostrate form. Moist 

 places ; common. Fl. June, July. Perennial. 



