56 llOKTUS ORAMINEUS VVOUl) UN EN SIS. 



ERAGROSTIS jJoacoides, per. 



puli/morpha, jier. various. Poa pol^morpha. 



verticdlata, ann. verticillate. 



teuella, ann. slender, nat. India. 



ferruginea, ann. iron-coloured, nat. Japan. 



cynosuroides, ann. dog's-tail-like, nat. Egypt. 



cypteroides, ann. cyperus-like, nat. C. G. Hope. 



mucronata, ann. mucronate, nat. E. Indies. 



interrupta, ann. interrupted-spiked, nat. N. Holland. 

 BRIZA. Quaking-grass. Generic character : cal7/x two- 

 valved, many-flowered ; Jloioers collected into heart- 

 shaped spikelets ; corolla two-valved, exterior valve the 

 shape and si/e of the calyx husks, inferior valve smaller, 

 flat, roundish ; seed compressed. 



elatior, per. tall, nat. Greece. 



media, per. common quaking-grass, indig. May and June. 



geniculata, per. knee-jointed, nat. C. G. Hope. 



minor, aim. small quaking-grass, nat. Brit. June. 



maxima, ann. great quaking-grass, nat. Italy. August. 



humilis, ann. dwarf^ nat. Iberia. 



vireiis, ann. green, nat. Spain. August. 



Monspessulana, Montpellier, nat. France. Jidy. 



rubra, ann. red, nat. India. 

 SPARTINA. Cord-grass. Generic character: calijx two- 

 valved (three-valved R. S. L. Sys.), one-flowered, un- 

 equal, keeled, very acute ; corolla two-valved, husks 

 awnless ; bijid emarginate, and toothed shorter than the 

 calyx ; nectary rather truncated, fringed ; styles long, 

 combined, separate above, stigma woolly; seed loose, 

 covered by the corolla ; spikelets pointing one way, in- 

 serted in double rows; spike compound. 



cynosuroides, per. dog's-tail-like cord-grass, nat. N. Amer. 



stricta,per. upright cord-grass, nat. of England. 



alternijlora, per. alternate-flowered cord-grass, nat. Ba- 

 yonne. 



polystachya, per. many-spiked cord-grass, nat. of New 

 England. 



puniila, per. dwarf cord-grass, nat. circa Noveboracum. 



jnnceUfpcr. rush-like cord-grass, nat. of North America. 



