92. GRAMINE.E. 
392 
tcith 5 nerves the dorsal and marginal hairy, upper sheath not 
longer than its leaf, uppermost joint above the middle of the stem, 
lujiile prominent ohtuse. — P. 91. — St. deenmhent at the base, 
then erect, compressed, 1 — lr> ft. high ; joints 7 or 8, the second 
at about the middle of the stem. L. acute. Panicle with short 
branches. Lowest fl. not longer than the large glume. — den- 
tic ulat a (Par.); midrib of outer ])ale not hairy hut denticulated 
throughout, ligule shorter, often one convoluted hair at the base 
of the fl. P. 92. — Dry stony places. P. VI. VII. E. S. 
36. Glyceria R. Br. 
1 . G. acjuatica (Sin.) ; ]ianicle erect repeatedly branched spread- 
ing, “ rachis semiterete,” branches scabrous, spikelets linear-ob- 
long of 5 — 10 fl., outer pale obtuse, 1. smooth with slightly com- 
jiressed sheaths. — E. B. 1315. P. -44. — Root creeping. St. 3 — 6 
feet high, smooth, slightly compressed. Sheaths very long. L. 
long, rough on the edges and keel. Lignle short. Panicle large. 
Branches angular, slender, branched. Outer pale with the cen- 
tral nerve extending to the summit. — Watery places. P. VII. 
2. G.fluitans (R. Br.); panicle secund slightly branched very 
long, branches nearly simple roughish, spikelets linear of 7 — 12 
fl. adpressed, fl. lanceolate-ohlong acute, outer pale nearly thrice 
as long as broad, sheaths compressed. — P. 95. — St. ascemhng, 
rooting below, or floating, slightly rough below the joints. L. 
pale green, acute. Ligule elongate. Panicle remarkably elon- 
gated, often nearly simple ; branches without callosities, ascend- 
ing, lowermost usually in pairs. Spikelets adpressed. Outer pale 
with a triangular central point. Anthers about 5 times as long 
as broad, j)urple, ])ale yellow when empty. — Stagnant water and 
wet places. P. VI. — IX. 
3. G. jdicata (Fries) ; panicle compound, branches compound 
nearly smooth erect when in flower divaricate with fruit, spike- 
lets linear of 7 — 20 fl., fl. oval-oblong blunt, outer pale twice as 
long as broad, sheaths compressed. — R. vii. 79. G.fluitans Sm., 
7J. B.1520. P.45. — Resembling G._/?Mpa«s. St. smooth. L. glau- 
cous, hluntish, “ ])licate when young.” Ligule shorter. Panicle 
much branched ; branches with callosities at the base, lowermost 
about in fives. Outer jiale with 3 nearly equal teeth at the end. 
Anth. about 3 times as long as broad, cream-eoloured, fuscous 
when empty. — Stagnant water and w'et plaees. P. VI. — IX. 
37. ScLEROCHLOA Pal. de Beauv. 
* Glumes with 3 ribs. 
1. S.maritima{lj\ndl.); paniqle branched : lowermost branches 
in pairs, or simple, branches ultimately erect, spikelets linear ad- 
