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POA RIGIDA. 
Linnzvus. Hooker anp Arnotr. SmitH. ParNeELt. 
GREVILLE. WitipEnow. Curtis. Knapp. Scuraprer. Host. Hupson. 
Wirnerinc. Huryu. Reryan. SrisptnHore. ABBoT. DeEaxIn. 
PLATE XXXV.—B. 
Sclerochloa rigida, Beavvors. Link. Linptey. 
< rs BaBINGTON. 
Festuca S Kuntu. Kora. 
Glyceria re SmirH. Ratrs. ReEICcHENBACH. 
The Hard Meadow-Grass. 
~  Poa—Grass. Rigida—Rigid. 
Tuts diminutive British Grass grows on walls, rocks, and in 
barren soil, and is therefore of no use to agriculturists. 
A frequent Grass in England, Ireland, and south of Scotland. 
Native of France, Italy, Germany, Switzerland, and Northern 
Africa. 
Stem near the base decumbent, otherwise upright; circular, 
polished, and striated, having four or five linear, narrow, pointed, 
involute leaves, with smooth striated sheaths; upper sheath 
shorter than its leaf, and having at the apex a lengthy pointed 
ligule. Joints smooth, and three or four in number. Inflores- 
cence simple-panicled. Panicle rigid, upright, short, lanceolate, 
rough, rigid, and unilateral. Spikelets linear, compressed, 
mostly consisting of seven florets; the apex of basal floret 
stretching slightly beyond the large glume of the calyx. 
Calyx of two acute unequal-sized glumes, destitute of lateral 
ribs. Florets of two palee; exterior one of basal floret five- 
