Bulletin, Edizione 1,Parte 2The Survey, 1904 |
Sommario
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Parole e frasi comuni
acute Agrl Agros apex Aristida awnless Ball Beal Beauv Bentham & Hooker Bessey branches Britton and Brown Bromus Bull Carver Colorado County Shimek Culms Dakota DESCRIPTION DISTRIBUTION Eggert Elymus Emmet County empty glumes Endlicher Eragrostis erect feet Festuca flowering glume forage plant glabrous Grasses of N. A. Grasses of Tenn Gray Hackel in Engler inches Iowa City Iowa City Hitchcock Jewell Junction Johnson County keel lanceolate leaf-blade ligule lines Lyon County Marshalltown Minnesota Miss King Missouri Muhlenbergia Muscatine Nash in Britton Nebraska nerved North America obtuse P. H. Rolfs palea palet Pammel panicle Panicum pedicels perennial Pflanz pilose pubescent racemes rachis Reppert scabrous Scribner Sheaths Sioux City Sirrine slender smooth species Spikelets spikes Sporobolus Stamens Steamboat Rock Syst Texas U. S. Dept U. S. Nat Univ usually Vasey Watson and Coulter
Brani popolari
Pagina 409 - Hehn, v. 1902. (Kulturpflanzen und Hausthiere in ihrem Uebergang aus Asien nach Griechenland und Italien, sowie in das übrige Europa.
Pagina 86 - ... long, acute, finely serrulate along the margins; sheaths generally much exceeding the internodes, hairy along the margins and at the throat ; burs containing the spikelets...
Pagina 337 - Spikes narrow, i to 3 inches (2-7 cm.) long. Empty glumes rigid, the four internal ones of each group dilated above the base, those of the Central spikelet sublanceolate, all awn-pointed; outer glumes of the imperfect, lateral spikelets setaceous. Flowering glume of the central spikelet awned ; awn equalling those of the empty glumes.
Pagina 418 - Grasses of the Pacific slope including Alaska and the adjacent islands. Plates and descriptions of the grasses of California, Oregon, Washington, and the northwestern coast including Alaska.
Pagina 301 - Panicle 4 to 8 inches (8-16 cm.) long, erect, the more or less compound branches, spreading, even in fruit. Spikelets 6 to 10 lines (12-29 mm.) long, oblong-ovate, turgid, six to twelve-flowered, pendulous in fruit; empty glume, oblong-lanceolate, acute, the first three to five, the second seven-nerved; flowering glumes ovate-oblong, obscurely seven-nerved, smooth or minutely downy along the margins and toward the apex, becoming nearly cylindrical in fruit. Palea obtuse, strongly nerved; nerves toothed...
Pagina 129 - Spikelets 2 to 3 lines (4-6 mm.) long, the long, acuminatepointed outer glumes nearly equal and exceeding the very acute flowering glume, which is densely bearded at the base. Moist meadows and low grounds.
Pagina 127 - Spikelets about i line (2 mm.) long on very short pedicels; empty glumes nearly equal, acuminatepointed, about the length of the floral glume (a little shorter or sometimes a little longer), scabrous on the keel; flowering glume lanceolate, acute or mucronate-pointed, three-nerved, pilose near the base and on the callus. Palea a little shorter than its glume, very acute.
Pagina 18 - BEARD GRASS. Spikelets in pairs upon each joint of the slender rachis, spiked or racemed, one of them pedicelled and sterile (staminate, pistillate or neutral) often a mere vestige, the other sessile, oneflowered and fertile; lower glume the larger, coriaceous and nerved, blunt, the second carinate and acute, the two upper hyaline, the flowering glume awned from the tip. Stamens 1-3. Grain free. Coarse, mostly rigid perennials, mostly in sterile or sandy soil; with lateral or terminal spikes commonly...
Pagina 117 - A rigid, muchbranched perennial, 12 to 18 inches (3-4l dm.) high, with nearly simple panicles, 4 to 7 inches (10-18 cm.) long, branches erect, rather distant, the lower in pairs, one short and few-flowered, the other elongated and many-flowered. Empty glumes nearly equal, 12 lines (24 mm.) long, awnpointed...
Pagina 127 - ... line long on very short pedicels ; empty glumes nearly equal, acuminatepointed about the length of the floral glume (a little shorter or sometimes a little longer) , scabrous on the keel ; flowering glume lanceolate, acute or mucronate-pointed, 3-nerved, pilose near the base and on the callus; palea a little shorter than its glume, very acute.