KOELEKIA CRITASTA. 93 



KOELERIA CRISTATA. 



PERSOON. HOOKER AND ARNOTT. KOCH. BABINGTON. 

 PLATE XXIX. B. 



Aira cristala, LINNJEUS. J. E. SMITH. HOOKER. 



" " GREVILLE. KNAPP. SCHRADER. 



" " HUDSON. REICHENBACH. 



Airochloa cristala, LINK. PARNELL. LINDLEY. 



Poa cristata, WILLDENOW. WITHERING. HULL. 



" " RELHAN. SIBTHORP. ABBOT. 



" " HOST. LEERS. EHRHART. 



The Crested Hair -Grass. 

 Koeleria After the continental botanist, Koeler. Cristata Crested. 



KOELERIA. Persoon. The present genus is named in honour of the author 

 of a work on the Grasses of Germany and France, published fifty-five years 

 ago by George Louis Koeler. The panicle is rounded and spiked. 



England possesses only one species, namely, Koeleria cristata. 



Grass is rejected by cattle. It grows in dry situations near 

 the sea, and on rocks as much as fifteen hundred feet above the 

 sea-level. Frequent, more especially in the north of England, in 

 Scotland, and in Ireland. 



Native also of France, Italy, and Germany. 



Better known as the Aira cristata of Linnaeus. 



Stem upright, circular, pubescent, bearing two or three stiff, rough, 

 pubescent, narrow, acute, leaves, with hairy striated sheaths, the upper 

 one longer than its leaf, having at its apex a short jagged ligule. 

 Joints near the base smooth. Inflorescence simple-panicled, compact 

 and silvery in appearance. Panicle upright, oval; sometimes two inches 

 in length, interrupted near the base. Branches arranged in pairs on 



