386 97. GRAMINES. 
extending beyond its summit.—E. B. 2102. P. 23.—Height 
6—12 in. L. narrow, rigid, roughish on the upper surface. 
Branches of the panicle quite or nearly smooth, lower ones lax, 
nee erect. Fl. often viviparous.—Tops of highland sini 
. VIL. : 
3. A. flexuosa (L.); panicle spreading triply forked with wavy 
branches, 1. very narrow subsetaceous, awn from near the base of 
the pale and extending considerably beyond its summit, pedicel 
of the. second fl. less than 3 of its length, ligule truncate.—E. B. 
1519. P.107.—St. erect, slender, about a foot high. L. solid, 
nearly terete. Upper sheaths rough from above downwards, 
Outer pale notched at the summit.—Heathy places. P. VII. 
** Outer pale bifid. Nut adnate to the pales, “ furrowed on 
the back.” Atropsts Fries. 
4. A. caryophyllea (L.); panicle spreading triply forked, gl. 
rounded at the base, awn from below the middle of the pale and 
extending considerably beyond its attenuated deeply bifid point. 
—E. B.812. P. 24. Avena Koch.—St. 6—12 in. high. L. 
short and narrow. Sheaths roughish from below upwards. Spike- 
lets very small, rounded below, chiefly collected at the ends of 
the branches ; no rudiment of a third floret.—Dry gravelly places. 
A. VI. 
5. A. precov (L.); panicle spikelike oblong, gl. scarcely 
rounded at the base, awn from below the middle usually near the 
base of the pale and extending considerably beyond its attenuated 
deeply bifid point—E. B. 1296. P. 25. Avena Koch.—Height 
1—6 in. Panicle close, oval or oblong. No rudiment of a third 
floret. L. very narrow. Often with difficulty distinguished from 
the preceding.—Dry and sandy places. A. IV. V. 
25. Corynernorus Pal. de Beauv. 
1. C. canescens (Beauv.); panicle rather dense elongated, 
glumes longer than the fl. acuminate, awn from near the base of 
the pale, 1. setaceous—Aira Sm., E. B. 1190. P. 110.—St. 
tufted, slender, 6—8 in. high. L. numerous. Panicle close, 
spreading when in full bloom. Spikelets variegated with purple 
and white. Anth. dark purple. Lower portion of the awn dark 
yellow, straight, cylindrical, longitudinally striated and shghtly 
twisted ; upper part clavate, white tinged with purple.—Sandy 
coasts of Norf., Suff., and Jersey, A. VI. VII. E. 
26. Trisetum Pers. 
1. T. flavescens (Beauv.); panicle much branched diffuse equal, 
glumes very unequal about 3-flowered.—P. 54. Avena Sm., E. B. 
