LOLIT7M PERENNE. 203 



LOLIUM PERENNE. 



LINN^RUS. HOOKER AND ARNOTT. SMITH. PARNELL. 



DEAKIN. LINDLEY. SINCLAIR. GREVILLE. KOCH. BABINGTON. 



WILLDENOW. RELHAN. KNAPP. MARTYN. GRAVES. SCHRADER. HOST. 



SCHREBER. LEERS. OEDER. EHRHART. HUDSON. WITHERING. 



SlBTHORP. KUNTH. MACREIGHT. 



PLATE LXVII. A. 



Lolium tenue, LINNAEUS. WILLDENOW. 



" rubrum, GERARDE. 



The Perennial Rye-Grass. 

 Lolium Darnel. Perenne Perennial. 



LOLIUM. Linnaus. This genus is known as Rye-Grass. There are 

 three British examples. 



A USEFUL agricultural Grass, and common throughout the whole 

 -<LA_ of Britain. Native also of Lapland, Norway, Sweden, Switzerland, 

 Russia, France, Italy, Spain, Portugal, Germany, United States, 

 Northern Africa, and Western Asia. 



Stem upright, circular, polished, and minutely striated, bearing six 

 or seven lanceolate, acute, flat, deep green leaves, with smooth striated 

 sheaths, the upper sheath extending beyond its leaf, and having a brief 

 blunt ligule at its apex. Joints four or five. Inflorescence spiked. 

 Spike upright and compressed. Spikelets sessile, and arranged alter- 

 nately in two rows of six to twelve awnless florets. Calyx of one 

 glume, smooth, five-ribbed, oblong-lanceolate, and shorter than the 

 spikelets. Florets of two equal-sized paleae, exterior one of basal floret 

 five-ribbed, membranous, and shorter than the glume. Filaments 

 slender. Styles brief. Stigmas plumose on the upper side. Anthers 



