. A class-book of botany, designed for colleges, academies, and other seminaries ... Illustrated by a flora of the northern, middle, and western states; particularly of the United States north of the Capitol, lat. 38 3/4. Botany; Plants -- United States; Plants -- Canada. Aristida. CLXI. GRAMINE^. 8 9 595. Tribe 1. STIPACE^.—Infloresence panicled, Spikelets solitary, l-flo\ver- ed. Glumes membranaceous. Paleae mostly two, lower one coriaceous, involute, awned. 1. ARISTlDA. Lat. arista, an awn; characteristic of the genus. Panicle contracted or racemose; glumes 2, unequal; paleae pedi- cellate,
. A class-book of botany, designed for colleges, academies, and other seminaries ... Illustrated by a flora of the northern, middle, and western states; particularly of the United States north of the Capitol, lat. 38 3/4. Botany; Plants -- United States; Plants -- Canada. Aristida. CLXI. GRAMINE^. 8 9 595. Tribe 1. STIPACE^.—Infloresence panicled, Spikelets solitary, l-flo\ver- ed. Glumes membranaceous. Paleae mostly two, lower one coriaceous, involute, awned. 1. ARISTlDA. Lat. arista, an awn; characteristic of the genus. Panicle contracted or racemose; glumes 2, unequal; paleae pedi- cellate, lower one with 3 long awns at the tip, upper one very minute or obsolete. 1. A. DicHOTOMA. Michx. Poverty Grass. Caespitose; st. dichotomously branching; pajiide contracted-racemose; lateral awns very short, the intermediate one nearly as long as the paleae, con- torted.—A slender grass, in sandy soils, U. S., common. Stems 8—12' high, branching at each joint. Leaves very narrow, with very short, open sheaths, and a very short stipule. Spikelets slender, on clavate peduncles. Aug. 2. A. PURPURASCENs. Poir. St. erect, simple, filiform, 2—3f high; Ivs. very narrow, flat, erect, a loot in length, with short, open sheaths; 'panicle long, loosely spicate; spikelets on short, clavate, appressed pedicels; awns nearly equal, divaricate, twice the length of the palese; palcce often dark purple.—1[. Sandy woods, Northern States. Sept. 3. A. GRACILIS. Ell. St. very slender, a foot or more high; Ivs. setaceous, erect, with short sheaths, pilose at the throat; panicle very slender; spikelets somewhat remote, ap- pressed ; lateral aiuns short, erect, intermediate one longer, spreading. -% Mass. and S. States. A grass of little value, as well as the other species of tlds genus. 4. A. TUBERCULOSA. Nutt. Lon^-awned Poverty Grass. St. erect (declinate at base), 8—20' high, rigid, with small tubercles in the axils of the numerous branches; nodes tumid; Ivs. long and narrow-linear; pa
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Keywords: ., bookcentury1800, bookdecade1840, booksubjectbotany, bookyear1847
