MACLOSKIE I GRAMINEyE. 1 79 



Floral glume shorter truncate hyaline, enclosing the narrower hyaline palea 

 and flower. 



Species 10, in temperate and cold regions. 



i. PH. ALPINUM Linn. Mountain-timothy. 



15-45 cm. tall. Upper leaf-sheaths inflated, the uppermost leaf only 

 25 mm. long. Spikes short, ovoid-oblong, purplish, the awns of their 

 upper spikelets long and projecting. 



(By Andes from N. parts of N. Amer. and from Eur.) Cobo Negro, 

 S. Patagon. (J. B. Hatcher) ; throughout Fuegia (Dusen). 



2. PH. PRATENSE Linn. 



Tall. Spike long-cylindrical. Lower glumes dorsally ciliate, tipped 

 with a short bristle. 



(Eurasia and N. Amer., much cult.) ; Patagon. 



19. ALOPECURUS Linn. Foxtail. 



Panicle densely spicate; the spikelets i -flowered, jointed on the very 

 short pedicel, 2-6 mm. long, subcompressed. Glumes 3, 2 of these empty, 

 acute, notawned ; the third obtuse, awned on the back, subtending a palea 

 and a perfect flower. (Palea often wanting.) 



Species 20, chiefly in north temperate regions. 



i. A. ALPINUS Smith. 



Culm nearly smooth, erect, 30 cm. tall. Leaf-slteaths shorter than the 

 internodes, loose; the leaf-blades 2-6 mm. wide, slightly scabrous. above. 

 Spike ovoid, 4 cm. long, 6-12 mm. thick. Lower glumes 4 mm. long, 

 united at base, villous. Floral glume as long, with awn one third way up. 

 Varies much in size, villosity and in length of awns. (Brit. & Br. i, 149.) 



(Arctic and alpine regions; also in Scotland.) Patagonia passim; 

 Falklands ; Magellan ; Fuegia to Cape Horn. A form at Ushuaia has the 

 floral glumes blue. 



2. A. ANTARCTICUS Vahl. 



Culm erect, 30 cm. tall, glabrous. Leaves narrow, linear-subulate, 

 plane, 5-7 cm. long. Spike ovate to 7 cm. long. Glumes purplish at 

 apex; flowering glume shorter, awned towards base, the awn long. 



(Fig- 33-) 



Magellan ; Patagon., Rio Chubut (Dusen). 



