A natural history of British grasses . ent, much compressed, hence thename; bearing four or five somewhat short, flat, acute leaves,with rough edges and with smooth striated sheaths; ujipcr sheathof same length as its leaf, and having a short obtuse ligule atthe apex. Joints five, smooth. Inflorescence somewhat unilateral, upright, compact, except when inflower, then spreading. Branches short, the basal ones ovate, compressed, and of five or seven florets. Cah-xof two acute, about equal-sized glumes, frequently tinged withpurple; three-ribbed, upper po
A natural history of British grasses . ent, much compressed, hence thename; bearing four or five somewhat short, flat, acute leaves,with rough edges and with smooth striated sheaths; ujipcr sheathof same length as its leaf, and having a short obtuse ligule atthe apex. Joints five, smooth. Inflorescence somewhat unilateral, upright, compact, except when inflower, then spreading. Branches short, the basal ones ovate, compressed, and of five or seven florets. Cah-xof two acute, about equal-sized glumes, frequently tinged withpurple; three-ribbed, upper portion of central rib of two paleae, exterior one of basal floret three-ribbed; 120 POA COMPRESSA. base furnished with a delicate web suspending the calyx. Innerpalea having two green marginal ribs. Length twelve inches; colour dark green. E-oot perennialand creeping. Flowers in the middle of July, and ripens its seed in themiddle of August. The specimen for illustration was gathered at Bristol, byMr. Joseph POA TRiVlALI^. XXXVIII 121 POA TIUVIALIS. LiNNiEus. Hooker and Arnott. Smith. Parnell. Koch. Grevilie. Kunth. Linbley. Willdenow. Curtis. Knapp. Sinclair. Schrader. Host. Deakin. Macreight. Babington. Ealfs. Hudson. Withering. Hull. Eeluan. Sibthorp. Abbot. PLATE XXXVIII. Poa (luhia, Leers. scahra, Ehrhart. setacca, Hudson. The Roughish Mcadoiv-Grass. Poa—Grass. Trivialis—Trivial. A VALUABLE agricultural Grass for moist, rich, and shelteredsoils. Common throughout England, Scotland, and Ireland. Foundin France, Italy, Germany, Spain, Portugal, Prussia, Denmark,Switzerland, Sweden, Norway, Lapland, Iceland, Asia, andNorth America. Stem upright, base decumbent, circular and rough, bearingfive or six thin, flat, acute, rough leaves, with rough, striatedsheaths; upper one much longer than its leaf, and having alengthy pointed ligule at the apex. Joints smooth. Inflores-cence panicled; panicle upright; branches spreading, rough,basal ones in three
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Keywords: ., bookcentury1800, bookdecade1850, bookpublisherlondo, bookyear1858
