American Grasses; Illustrated Descriptions of the Species Volume 1

American Grasses; Illustrated Descriptions of the Species Volume 1

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This historic book may have numerous typos and missing text. Purchasers can download a free scanned copy of the original book (without typos) from the publisher. Not indexed. Not illustrated. 1900 edition. Excerpt: ...panicles 4-10 cm. (l'-4') long. Culms densely pubescent, with short reflexed hairs below the nodes, otherwise smooth; sheaths loose, pubescent, shorter than the internodes; ligule hyaline, obtuse or truncate,2 mm. (l") long; leaf-blades mostly plane, pubescent. Spikelets (a) 2-to 4-flowered, 4-5 mm. (2"-2i") long; empty glumes (a) equal, broadly oblanceolate, acute; flowering glumes (6) equaling the empty glumes, cleft at the apex, bearing a scabrous awn about 8 mm. (4") long.--Colorado to Texas, Arizona, and southern California. March to May. Fig. 103. Trisettjm Canescens Buekl. Proc. Acad.Nat.Scl. Phfla. 1S62: 100. 1862. SILVERY OAT-GRASS.--An erect perennial 3-12 dm. (l-41 high, with flat leaves, and more or less densely flowered panicles 12-18 cm. (-V-7') long. Sheaths rather loose, pubescent, the lower ones excecding the internodes; ligule truncate, hyaline, about 3 mm. (H") long; leaf-blades linear-lanceolate, plane, scabrous, pubescent, 5-25 cm. (2'-10') long, 5-10 mm. (2i"-5") wide. Spikelets (a) 6-8 mm. (3"-4") long; first glume lanceolate, acute; floral glume (6), cleft one-third from the apex, 6 mm. (3") long; awn attached at the base of the cleft, hispid, about 12 mm. (0") long.--In dry, open ground, open woods, thickets, and wet meadows, California to British Columbia, east to Montana. May to September. Fig. 165. AVENA AMERICANA Scribn. U. S. Dept. Agr. Div. Agros. Bul. 7: 183, fig. 165. 1897. (A.pralensis var. Americana Scribn. Bot. Gaz. 11: 177. 1886; A. hookeriScribn. in Hack. True Grasses, 123.1890.) AMERICAN OAT-GRASS.--A rigidly erect perennial 3-6 dm. (l-2) high, with narrow, finn leaves, and contracted panicles 8-12 em. (3'-5') long. Sheaths exceeding the intcrnodes;...
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Product details

  • Paperback | 42 pages
  • 189 x 246 x 2mm | 95g
  • Miami Fl, United States
  • English
  • black & white illustrations
  • 1236527372
  • 9781236527370