194 THE FLORA OF THE ALPS 



38. BRACHYPODIUM, Beauv. 



Resembling Bromus ; but spikelets in spikes or simple 

 racemes. Not alpine. 



The two English species ; B. pinnatum, Beauv., leaves 

 narrow, spike erect, awn short; and B. sylvaticum, R. 

 and S., leaves broad, hairy, spike drooping, awn longer ; 

 both in woods. 



Tribe HORDE^E. Spikelets I - or more-flowered, sessile 

 in the notches of a simple rachis. Genera 39-44. 



39. LOLIUM, L. 



Spikelets solitary, many-flowered, with their sides to 

 the rachis. Not alpine. 



Our common English species, L. temulentum, L., 

 Darnel; and perenne, L. Also L. multiflorum, Gaud.; 

 spikelets composed of 10-25 flowers; fields. L. rigidum, 

 Gaud. ; stem branched at the base, flowers not awned ; 

 hills, rare ; Sion. L. linicolum, A. Br. ; stem slender, 

 flowers not awned ; among flax. L. speciosum, Bieb. ; 

 flowers with long wavy awns ; among corn. 



40. AGROPYRUM, Gaertn. (Trittcum, Huds.). 



Spikelets solitary, many-flowered, with their faces to 

 the rachis. Not alpine. 



Our common English species ; A. caninum, Beauv., and 

 repens, Beauv., Couch -Grass, Twitch -Grass. Also A. 

 glaucum, Desf. (intermedium , Host.) ; glumes very obtuse 

 or truncate ; hills ; Vaud, Valais. 



