10. GRAMINEiE. 79. Holcus. 
137 
PI. end.ph. 
Gramen miliaceum segetale majus, Raii Syn. 403, 5. 
Gramen segetum panicula speciosa, Park. 1158. 
Grameu segetale, Ger. em. 5. 
Aira caespitosa, Lin. S. P. 96. 
Aira altissima, La March FI. Tr. 3, 581. 
Deschampia caespitosa, Pal. de Beauvois. 
Hassocks. Rough caps. Bulls’ faces. 
Woods and damp fields ; perennial ; J uly. 
Roots in thick tufts ; culm 3 feet high? upright; leaves 
slender; ligula long, 2-cut; panicle greenish purple; locustce 
small. 
/3. argentea . Panicle silvery white. 
y. vivipara. Panicle viviparous. 
3. Deschampsia Doniana . Don's pearl grass. 
Panicle rather spreading ; base of the spathellule longly 
pilose; pedicell of the upper flowret long, pilose; leaves fur- 
rowed above ; sheaths very smooth ; ligula truncated at top. 
Aira glomerata. Geo. Don. 
Mountain Clova, Angus-shire; perennial; July. 
Roots in tufts; culm erect, 2 feet high, very smooth; 
leaves stiff, flat, narrow, become revolute; sheaths short, 
lower white with a membranous edge; ligulce long; panicle 
upright, villous. 
XL. 81. CORYNEPHORUS. Beauvois. Club-awn. 
Glumes 2-flowered ; spathelles alternate, membranous, 
longer than the flowrets ; lower spathellule not notched, 
awned at bottom; awn woolly, jointed in the middle; the 
lower part coriaceous, twisted, threadshape ; the upper 
clubshape, smooth ; upper spathellule 2-cut toothed ; stig- 
mata villous. — Panicle branched. 
Corynephorus canescens. Grey club-awn. 
Leaves bristlelike; culm leafy; panicle spreading, be- 
coming spikeshape, sheathed. 
Gramen miliaceum maritimum molle, Raii Syn. 405, 16. 
Aira canescens, Lin. S. P. 97. 
Avena canescens, Weber Holsut. 9. 
Weingaertneria canescens, Bern. Erford. 51. 
Corynephorus canescens, Pal. de Beauvois. 
Sands by the sea ; perennial ; July. 
Root fibrous, in tufts; culm upright or ascending, 6 in. 
high, smooth; leaves erect, stiff j rough, glaucous; ligula 
lanceolate, acute; panicle upright, rather facing one way, 
rarely coming out of the sheath ; locustce silvery-grey. 
