131 



TRIODIA DECUMBENS. 



Beauvois. Hookee and Aenott. Pabnell. Koch. 



Lindlet. Babington. Eeichenbach. Deakin. Sinclair. 



Smith. Ealfs. 



PLATE XI.I. A. 



Poa decun, 



Festuca 



bens, 



Dctntlionia decumbens, 

 Melica " 



J. E. Smith. Hull. "Withebinq. 

 Geeville. Hookee. Knapp. 

 Schradeb. Host. 



LlNNJEUS. TYlLLDENOW. HUDSON. 



Oedee. Leees. Ehehaet. 



Dickson. Eelhan. Abbott. 



De Candoile. Kt/nth. Macbeight. 



Webeb. 



The Decumbent Heath Grass. 



Triodia — Three teeth. 



Decumbens — Decumbent. 



Teiodia. Broivn. — Known as the Heath Grass. Only a solitary British 

 example, the Triodia decumbens, which is common on our moors and 

 mountains. The name is derived from the Greek. 



A common species, growing both on wet ]and and dry 

 mountains, to an elevation of one thousand feet. Of but little 

 agricultural interest. 



Found in Scotland, England, Ireland, France, Italy, Swit- 

 zerland, Turkey, Greece, Germany, Spain, Portugal, Prussia, 

 Norway, and Sweden. 



Stem circular, smooth, and striated, having three or four 

 narrow linear leaves, with slightly hirsute sheaths, upper one 



