. An illustrated flora of the northern United States, Canada and the British possessions, from Newfoundland to the parallel of the southern boundary of Virginia, and from the Atlantic Ocean westward to the 102d meridian. Botany; Botany. 228 GRAMINEAE. Vol. I. i. Atheropogon curtipendulus (Michx.) Fourn. Tall Grama-grass. Chloris curtipendula Michx. Fl. Bor. Am. i: 59. 1803. Bouteloua racemosa Lag. Var. Cienc. y Litter. 2: Part 4, 141. 1805. Bouteloua curtipendula Torr. Emory's Rep. 153. 1848. Atheropogon curtipendulus Fourn. Mex. PI. Gram. 138. 1881. Culms i°-3° tall, erect, simple, s
. An illustrated flora of the northern United States, Canada and the British possessions, from Newfoundland to the parallel of the southern boundary of Virginia, and from the Atlantic Ocean westward to the 102d meridian. Botany; Botany. 228 GRAMINEAE. Vol. I. i. Atheropogon curtipendulus (Michx.) Fourn. Tall Grama-grass. Chloris curtipendula Michx. Fl. Bor. Am. i: 59. 1803. Bouteloua racemosa Lag. Var. Cienc. y Litter. 2: Part 4, 141. 1805. Bouteloua curtipendula Torr. Emory's Rep. 153. 1848. Atheropogon curtipendulus Fourn. Mex. PI. Gram. 138. 1881. Culms i°-3° tall, erect, simple, smooth and glabrous. Sheaths shorter than the internodes; ligule a ring of short hairs; leaves 2-12' long, 2" wide or less, flat or involute, rough, especially above; spikes numerous, 3"-8" long, widely spreading or reflexed; spikelets 4-12, divergent from the rachis, 3V-5" long, scales scabrous, especially on the keel, the first shorter than or equalling the second; the third 3-toothed, the nerves extended into short awns; rachilla bearing at the sum- mit a small awned scale, or sometimes a larger 3-nerved scale, the nerves extended into awns; anthers vermilion or cinnabar-red. In dry soil, Connecticut to North Dakota and Wyoming,. south to New Jersey, Tennessee, Mississippi and Mexico. Side-oats Grama, Mesquite-grass. 64. BECKMANNIA Host, Gram. Austr. 3: 5. pi. 6. 1805. A tall erect grass with flat leaf-blades and erect spikes borne in a terminal panicle. Spike- lets 1-2-flowered, globose, compressed. Scales 3 or 4; the 2 lower empty, membranous, sac- cate, obtuse or abruptly acute; the flowering scales narrow, thin-membranous; palet hyaline, 2-keeled. Stamens 3. Styles distinct. Stigmas plumose. Grain oblong, free, enclosed in the scale and palet. [In honor of Johann Beckmann, 1730-1811, teacher of Natural History at St. Petersburg.] A monotypic genus of the north temperate zone. Type species : Phalaris erucaeformis L. l. Beckmannia erucaefor
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectbotany, bookyear1913
