A natural history of British grasses . four short, narrow, rough leaves, with striated rough sheaths;upper leaf much longer than its sheath, and having a prominentacute ligule at the apex. Joints smooth. Inflorescence com-pound paniclcd, silvery grey. Panicle upright, triple-forked,spreading, tinged with purple. Rachis smooth. Spikelets small,with rounded bases and slightly swollen, consisting of two awnedflorets, not protruding beyond the apex of the glumes. Calyxof two equal-sized membranous glumes, destitute of lateral of two equal-sized paleae, exterior one of lowest floretbif
A natural history of British grasses . four short, narrow, rough leaves, with striated rough sheaths;upper leaf much longer than its sheath, and having a prominentacute ligule at the apex. Joints smooth. Inflorescence com-pound paniclcd, silvery grey. Panicle upright, triple-forked,spreading, tinged with purple. Rachis smooth. Spikelets small,with rounded bases and slightly swollen, consisting of two awnedflorets, not protruding beyond the apex of the glumes. Calyxof two equal-sized membranous glumes, destitute of lateral of two equal-sized paleae, exterior one of lowest floretbifid, base hairy, furnished with a slender awn rising fromslightly beneath the centre, and extending half its length beyondthe apex of the palea. Inner one thin and membranous. Rootannual and fibrous. Length from six to twelve inches. 72 AIRA CARYOPHYLLEA. Flowers in the third week of June, and ripens its seed atthe end of July. This Grass is common in Sherwood Forest, where the specimenfrom which the illustration is taken was AIRA PLEXUOSA. XXII 73 AIEA FLEXUOSA. LiNN^us. Smith. Hooker and Aenott. Paenell. Babington. REicHENBAcn. Kocii. Geeville. Willdexow. Knapp. Scheadee. Leees. Host. Scheebee. Oedee. Ehehaet. PLATE XXII. Aira montana, Hudson. Dickson. Leees, {not Linn^us.) scahro-setacea, Knapp. setacea, Hudson. The Wavy Mountain Hair-Grass. Aira—To destroy. Flexuosa—Bending. A COMMON Grass in England, Scotland, and Ireland, on heathsand upon hills, often growing amongst the heather. It is eaten by sheep. Abroad it is found in North America, France, Italy, Norway,Sweden, Lapland, and Germany. The spikelets are twice as large as in Aii^a caryoplnjllca. Stem upright, smooth, striated, rather flat, bearing three or fourexceedingly narrow, long, smooth leaves, and numerous radicalones, with roughish striated sheaths, the uppermost one consider-ably longer than its leaf, and being crowned with an acute mem-branous ligule. Joints smooth. Inflorescence compound panicl
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Keywords: ., bookcentury1800, bookdecade1850, bookpublisherlondo, bookyear1858
