32 TRIANDRIA DIGYNIA. Hordeum. 



Per. June. 



Spike sometimes branched alternately. Side of the spike-stalk 

 supplies the defect of the two inner valves. Makes excellent 

 hay upon dry, chalky soils ; comes early : best suited to the light 

 land of Norfolk : does not last many years, unless the soil be 

 rich. F'ar. with short, broad, egg-shaped, close spike. Some- 

 times termed battledore-grass. Bx. 



L. temulentum. Bearded D. Awns longer than the 

 corolla. Spikelets shorter than the calyx. Florets 

 elliptical. Stem rough in the upper part. E. B. 1124. 

 L. album. G. E. 78. 



Fields. Rare about Oxford. Bx. 



An. July. 



Stem two feet, erect ; smooth below. Ls. green, rough. Seeds 

 said to be poisonous, intoxicating, and fatal. Monthly Rev. v. 67. 



L. arvense. Short-awned D, Corolla slightly awned. 

 Spikelets as long as the calyx. Florets elliptical. Stem 

 very smooth. E. B. 1125. 



Fields, rare. Cowley Field. Bx. 

 An. July. 



Smaller; almost all smooth. Awns indistinct, or scarcely distin- 

 guishable. ^ 



E'LYMUS. Lyme-grass. 



E. europcEiis. Wood Lyme-grass. Spike erect. Florets 

 about two, rough, awned, as well as the calyx. Leaves 

 flat, phant. E. B. 1317. 



JVonds, thickets, hedges, on a chalky soil. Sm. * Stokenchurch 

 Woods, Oxfordshire, plentifully. Bohart in, Raii Synops. and 

 Sb. Ardley, id. Not rare in Oxfordshire, according to Smith. 



Per. June. 



Grassy green : two feet. Spike two or three inches : flor. often 

 solitary. Habit of a Hordeum. Harsh, coai'se grass. 



HO'RDEUM. Barley. 



H. murinmn. Wall Barley. Mouse B. Way Bennet. 

 side flowers barren. Calyx-valves of the intermediate 

 one, spear-shaped, fringed. E. B. 1971- C. 5. 9. H. 

 spurium. G, E. 73. 



Waste ground, way-sides. 



An. Per. ? June. 



Culms lying down at the' base. Ls. rough, brightish green. In- 

 volucrets of the intermediate florets fringed. Twelve to eighteen 

 inches high. i?ooi! fibi'ous. Of no aaricultural use. 



