TRIANDRIA— DIGYNIA. Lagurus. 167 



Gramen avenaceum pratense elatius, panicula flavescente, locustis 

 parvis. Rati Syn. 407. Scheuchz. Agr. 223. t. 4.f. 18. 



G. avenaceum, panicula flavescente, locustis parvis. Moris, v. 3. 

 215. sect. 8. t.7.f. 42. 



In meadows, pastures, and by road sides, in chalky and limestone 

 countries, frequent ; sometimes on dry sandy soils. 



Perennial. July. 



Root more or less creeping. Steins a foot high, leafy, smooth, 

 rather slender, with several, sometimes hairy, joints. Leaves 

 narrow, taper-pointed, flat, hairy on both sides, many-ribbed. 

 Sheaths ribbed, besprinkled with deflexed hairs. Stipula short, 

 jagged, fringed. Panicle rather close, half-whorled, sometimes 

 a little drooping, of innumerable small, yellowish, shining spike- 

 lets ; having sometimes AJiorets, instead of 2 or 3, in which case 

 their size is evidently increased. Calyx-values acute, very un- 

 equal, the larger with 3 ribs. Outer valve of the corolla, with 

 3 or 5 ribs, cloven, its segments not more acute or awn-like than 

 usual ; inner notched, inflexed at the edges. Awn from above the 

 middle of the outer valve. Germen obovate. Styles short, di- 

 stinct, erect. Stigmas densely feathery, compound. Partial stalk 

 of the florets bristly- 



A valuable grass in upland pastures. 



55. LAGURUS. HareVtail-grass. 



Linn. Gen. 37. Juss. 30. Fl. Br. 1 43. Lam. t.4\. Gartn. t. 1 . 



Cal. single-flowered, of 2 long, slender, membranous, spread- 

 ing valves, fringed, as well as their terminal awn, with 

 numerous soft hairs. Cor. of 2 unequal valves, thicker 

 and firmer than the calyx; the outer longest, ovate- 

 oblong, concave, terminating in two equal upright awns, 

 shorter than the calyx, and bearing a much longer one 

 from the middle of its back, twisting in the lower part, 

 tapering and direct in the upper, reflexed when dry ; in- 

 ner valve smaller, involute, cloven, awnless. Nectary 

 deeply cloven, acute. Filam. capillary, shorter than the 

 calyx. Anth. erect, oblong, cloven at each end. Germen 

 elliptic-oblong. Styles very short. Stigmas cylindrical, 

 feathery. Seed oblong, obtuse, with a furrow along the 

 front, loose, but enveloped in the unchanged corolla. 



Root fibrous. Stem leafy, erect. Spike dense, many- flowered. 



1. L. ovatus. Ovate Hare's-tail-grass. 



L. ovatus. Linn. Sp. PL 119. mild. v. I. 453. Fl. Br. 143. Engl. 

 Bot. v. 19. t. 1334. Fl. Grcec. ft. I. 71. t 90. Dicks. H. Sice, 

 fuse. 7. 1 . Schrad. Germ. v. 1. 227. Host Gram. v. 2. 34. t. 40. 

 Schreb. Gram. v. 1. 143. t. 19. £3. 



