590 
G RAMIN EJE. (GRASS FAMILY.) 
necticut and Long Island southward, near the coast. Aug., Sept. 
Plant acid to the taste. 
T. corn&ta (Uralepis cornuta, Ell.) is Triplasis Americkna, Beauv.! 
22. DIARBIIENA, Raf. Diarrhena. 
Spikelets several-flowered, smooth and shining, one or two of 
the uppermost flowers sterile. Glumes ovate, much shorter than 
the flowers, coriaceous, the lower much smaller. Lower palea 
ovate, convex on the back, rigidly coriaceous, 3-nerved above, 
sharp-pointed. Squamul® ovate, ciliate. Stamens 2. Grain 
very large, obliquely ovoid, pointed, rather longer than the pale®, 
the cartilaginous shining pericarp not adherent to the seed. A 
nearly smooth perennial, with running rootstocks, producing sun- 
pie culms with long and broadly linear flat leaves towards the 
base, naked above, bearing a few short-pedicelled spikelets (| f long) 
in a very simple panicle. (Name composed of 8ls, two , and apprjv , 
man , from the 2 stamens.) 
1. I>. Americana, Beauv. (Festuca diandra, Michx.) — 
Shaded river-banks and woods, Ohio and westward. August. 
23. DACTYLIS, L. Cock’s-foot, or Orchard Grass. 
Spikelets several-flowered, crowded in one-sided clusters, form¬ 
ing a branching dense panicle. Glumes and lower pale® herba¬ 
ceous, keeled, awn-pointed, rough-ciliate on the keel; the latter 
5-nerved; the former somew T hat unequal-sided, the upper one 
commonly smaller and thinner. Stamens 3. Grain lance-oblong, 
acute. — Perennials: leaves keeled. (Name apparently from 
8aKTv\is , a finger's breadth , in allusion to the size of the clusters.) 
1. I>. glomcrata, L. Rough and rather glaucous (3? high), 
leaves broadly linear; branches of the panicle naked at the base, 
spikelets 3-4-flowered.— Fields and yards, especially in shade: in¬ 
troduced. June. — Good for hay. 
24. KflELEIlIA, Pers. Kceleria. 
Spikelets 3 —7-flowered, crowded in a dense and narrow spihe- 
like panicle. Glumes and lower palea membranaceous, compress- 
ed-keeled, barely acute, or the latter often mucronate or more or 
less bristle-pointed just below the tip. Stamens 3. — Tufted 
Grasses (allied to Dactylis and Poa), with simple upright culms, 
