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Species
Bromus rigidus Roth
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Annuals, or biennials. Culms ascending, 30-70 cm tall, 3.5 mm wide. Leaf-blades chartaceous, linear, 5-18 cm long, 2-5.5 mm wide, sharp at apex, veins conspicuous, puberulous above, villous beneath. Sheath loosely villous. Ligule membranous, tongue-shaped, rounded at apex, 3 mm long. Inflorescence an open panicle, 7-20 cm long. Spikelets with 4-8 florets, elliptical, 45 mm long, 4 mm wide, slightly laterally compressed. Pedicels minutely hispid. Lower glumes chartaceous, glabrous or loosely strigose, linear-lanceolate, sharp at apex, 20 mm long, 1 -nerved. Upper glumes subcoriaceous, lanceolate, sharp at apex, 15-30 mm long, longer than 10 mm, 3 -nerved, minutely strigose. Florets 22-32 mm long, with rachilla. Lemmas subcoriaceous, lanceolate, margins inrolled, shortly bilobed at apex, 22-32 mm long, longer than 20 mm, with awn, with a awn longer than lemma, 5-7 -nerved, hairy, densely pubescent on back surface. Paleas membranous, linear oblong, round or truncate at apex, 12-16 mm long, 2 -nerved, ciliate on nerves. Callus glabrous. Anthers 2 mm long. Caryopsis linear-oblong, 10 mm long, hilum linear.
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Rights holder/Author | eFloras.org Copyright © Missouri Botanical Garden |
Source | http://www.efloras.org/florataxon.aspx?flora_id=1050&taxon_id=200025001 |
Jiangxi, Taiwan [N Africa, C and SW Europe, SW Asia, Mediterranean region; introduced in America and Australia].
License | http://creativecommons.org/licenses/by-nc-sa/3.0/ |
Rights holder/Author | eFloras.org Copyright © Missouri Botanical Garden |
Source | http://www.efloras.org/florataxon.aspx?flora_id=2&taxon_id=200025001 |
Chile Central
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Rights holder/Author | Pablo Gutierrez, IABIN |
Source | No source database. |
Native to the Mediterranean region of Europe, widely naturalized in North Hemisphere.
License | http://creativecommons.org/licenses/by-nc-sa/3.0/ |
Rights holder/Author | eFloras.org Copyright © Missouri Botanical Garden |
Source | http://www.efloras.org/florataxon.aspx?flora_id=1050&taxon_id=200025001 |
Annual. Culms tufted, erect, 20–70 cm tall, pubescent below inflorescence. Leaf sheaths with spreading hairs; leaf blades 10–25 cm × 4–6 mm, both surfaces densely pubescent; ligule 3–5 mm. Panicle contracted, stiffly erect, 10–25 cm; branches short, scabrid, hairy, bearing erect spikelets. Spikelets wedge-shaped, 15–30 × 7–8 mm, florets 5–7; glumes linear-lanceolate, lower glume 15–20 mm, 1-veined, upper glume 20–25 mm, 3-veined; floret callus pointed, scar elliptic; lemmas narrowly lanceolate, 20–30 × 1–1.5 mm in side view, conspicuously 7-veined, scabrid, apex 2-toothed, awned from sinus; awn 20–40 mm, straight, stiff, scabrid; palea shorter than lemma. Stamens 2, anthers ca. 1 mm. Fl. and fr. Apr–Jul. 2n = 42, 56, 70.
License | http://creativecommons.org/licenses/by-nc-sa/3.0/ |
Rights holder/Author | eFloras.org Copyright © Missouri Botanical Garden |
Source | http://www.efloras.org/florataxon.aspx?flora_id=2&taxon_id=200025001 |
Anisantha diandra (Roth) Tutin ex Tzvelev subsp. rigida (Roth) Tzvelev; A. rigida (Roth) Hylander; Bromus diandrus Roth subsp. rigidus (Roth) O. Bolòs, R. M. Masalles & J. Vigo; B. diandrus var. rigidus (Roth) F. Sales; B. gussonii Parlatore var. rigidus (Roth) H. Lindberg; B. madritensis Linnaeus var. rigidus (Roth) Babington ex Syme; B. rubens Linnaeus var. rigidus (Roth) Mutel; B. villosus Scopoli var. rigidus (Roth) Ascherson & Graebner; Genea rigida (Roth) Dumortier.
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Rights holder/Author | eFloras.org Copyright © Missouri Botanical Garden |
Source | http://www.efloras.org/florataxon.aspx?flora_id=2&taxon_id=200025001 |
Bromus diandrus Roth, Bot. Abh. 44. 1787; Veldkamp, Blumea 35(2): 489. 1991.
License | http://creativecommons.org/licenses/by-nc-sa/3.0/ |
Rights holder/Author | eFloras.org Copyright © Missouri Botanical Garden |
Source | http://www.efloras.org/florataxon.aspx?flora_id=1050&taxon_id=200025001 |
Isotype for Bromus megalanthus Keng
Catalog Number: US 1645229
Collection: Smithsonian Institution, National Museum of Natural History, Department of Botany
Verification Degree: Card file verified by examination of alleged type specimen
Preparation: Pressed specimen
Collector(s): C. Devol
Year Collected: 1934
Locality: Central Valley, Kuling., Kiangsi, China, Asia-Temperate
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Rights holder/Author | This image was obtained from the Smithsonian Institution. Unless otherwise noted, this image or its contents may be protected by international copyright laws. |
Source | http://collections.mnh.si.edu/search/botany/?irn=2121254 |
Streamsides, moist places; ca. 1000 m.
License | http://creativecommons.org/licenses/by-nc-sa/3.0/ |
Rights holder/Author | eFloras.org Copyright © Missouri Botanical Garden |
Source | http://www.efloras.org/florataxon.aspx?flora_id=2&taxon_id=200025001 |