PL end. ph. 
10. GRAMINEiE. 69. Sesleria. 127 
XXVIII. 69. SESLERIA. Scopoli. Moor-grass. 
Glume 3 or 4-flowered ; spathelles alternate, shorter 
than the pedicelled flowrets ; glumelle bristled ; lower 
spathellule irregularly 2-toothed, bristled below the apex ; 
upper 2-cut, toothed ; lodicule ovate, longer than the ovary, 
subulate; style simple; stigmata very long, feathered.— 
Rackis spiked ; spike branched, involucrated ; universal in - 
volucrum manyleaved ; leaflets sometimes falling off. 
Sesleria caerulea. Blue moor-grass . 
Spike ovate, oblong; leaflets of the involucrum alternate, 
not notched ; locustce 2 or 3-flowered ; bristle of the spa- 
thellule shorter than the glumelle ; leaves flat, obtuse. 
Gramen vernum q. Gramen parvumt montanuui spica crassiore purpuro- 
caerulea brevi, Raii Syn. 399. 
Cynosurus caeruleus, Lin. S. P. 106. 
Sesleria caerulea. Scop. Cam. i, 63, 
Damp chalky soils ; perennial ; April and May. 
Roots fibrous, in tufts; culm 12 in. high, upright, smooth ; 
leaves bent back ; sheaths short, pale, smooth ; ligula 
scarcely visible; spikes upright, blue and brown, shining. 
XXIX. 70. CHRYSURUS. Persoon. Gold-tail. 
Spathelles alternate; locustce dissimilar; neuter locusta 
(involucrum of Linnaeus) manvflowered, flowrets distant ; 
spathelles linear, awlshape; spathellule 1, barren; herma- 
phrodite locusta 1 -flowered; spathelles linear, awlshape; 
flowrets pedicelled; lower spathellule bristled, under the 
unnicked tip; upper spathellule not nicked; lodicule lan- 
ceolate ; ovary nicked ; style 2-parted ; stigmata plumose ; 
cariopsis 2-beaked, free, not furrowed. -—Rachis panicled; 
panicle much branched. 
Chrysurus echinatus . Rough gold-tail . 
Panicle contracted, ovate; barren locusta scariose, longly 
bristled ; leaves lanceolate. 
Gramen alopecuroides spica aspera brevi, Raii Syn. 397,5. 
Cynosurus echinatus, Lin. S. P. 105. 
Chrysurus echinatus. Pal. de Beanvois. 
Rough-eared fox-tail. 
Sandy grounds near the sea; annual; July. 
Root fibrous; culm erect, branchy at bottom; leaves sharp- 
pointed, light green, flat; sheaths large, inflated; ligula 
long; panicle grey, growing silvery, shining. 
£. purpureus. Awn purplish. 
