149 
Pl.end.ph. 10. GRAMINEJE. 90. Apera. 
Agrostis palustris, With. Bot. Arr. 168. 
Swampy places ; perennial; June and July. 
Culm rather smooth, branched ; leaves broad ; sheaths 
rough; ligula rough, long; panicles 6 in. long; spathelles 
equal; keel serrate, of the inner only half way down; spa - 
thellules one fourth shorter than the spathelles, the inner 
shorter and narrow. 
L. 91. AGRAULUS. Beauvois. Field-grass. 
Spathelles alternate, longer than the spathellule, nearly 
equal; spathellule 1, nicked at the tip, awned below the 
middle ; awn twisted, plaited ; lodicule ovate, lanceolate, 
bald, not nicked ; stigmata villous; cariopsis free, furrowed. 
— Panicle more or less spreading; radical leaves bristlelike ; 
stem-leaves fiat, broad. 
1 . Agraulus caninus. Fogs field-grass. 
Tips of the outer spathelle serrate, of the inner smooth ; 
glumelles naked; locuslce ovate, acute, coloured; panicles 
spreading ; peduncles 3-forked, manyflowered ; leaves in 
bundles, smooth; culms ascending. 
Agrostis canino, Lin. S. P. 92. 
Agrostis vinealis, Schreher Spic. 57, 977. 
Ischodium eaninnm, Schrader Germ. 198. 
Damp fields and pastures ; perennial ; July. 
Culm prostrate, often branched, leafy, smooth ; leaves flat, 
smooth; uppermost broader, rough; sheaths short; upper 
very long, roughish ; ligulce long, obtuse, fringed ; panicle 
upright, hispid ; locustce small, violet. 
2. Agraulus pallidus . Pale-green field-grass. 
Keel of the outer spathelle serrate, of the inner at the 
tip only ; glumelles naked ; locustce lanceolate, pale ; panicle 
rather spreading ; peduncles branchy, fewflowered ; leaves 
rough. 
Agrostis pallida, With. 169. 
Forests ; perennial ; May and June. 
Culm 18 in. high, smooth; ligulce long, acute; panicle 
3 in. long; peduncles capillary ; locustce pale green. 
3. Agraulus setaceus. Bristle field-grass. 
Spathelles serrate at the tip ; spaihellules hairy at bottom ; 
locuslce lanceolate; panicle contracted; peduncles upright, 
manyflowered ; culm ascending. 
