GRAMINE 187 
Tribe CHLORIDE#.—Spikelets in one or two rows 
on a flattened rachis, compressed laterally, I- or more- 
flowered. 
23. CYNODON, Rich. 
Characters of the tribe. Not alpine. 
C. Dactylon, Pers., Dog’s-tooth Grass; spikes digitate, 
purplish, spikelets 1-flowered ; sandy places. 
Tribe FESTUCEA.—Spikelets in spikes or panicles ; 
glumes 6 or more, two lowest empty, the others flower- 
ing. Genera 24-38. 
24. DANTHONIA, DC. 
Spikelets 2- or more-flowered, in panicles; empty 
glume with a long awn. 
D. decumbens, DC. (Triodia decumbens, Beauv.) ; stems 
prostrate, rigid, czespitose, panicle 1-2 in., leaves and leaf- 
sheaths hairy; alpine pastures. D. provincialis, DC. 
(calycina, Vill.); stem erect, up to 18 in, leaf-sheaths 
bearded, awn twisted at the base; alpine pastures in the 
South, rare. 
25. PHRAGMITES, Trin. 
Spikelets 2- or more-flowered; rachis bearded with long 
silky hairs. Not alpine. 
P. communis, Trin. (Arundo Phragmites, L.), Reed; 
panicle very large and soft, dull purple, leaves 14-2 in. 
broad, stem up to 8 ft.; in water, common. 
26. SESLERIA, Scop. 
Spikelets capitate or in spikes, with empty soft glumes 
beneath them. Alpine. 
