Bromus hordaceus

• Interesting Facts
• Common Names
• Description
• Taxonomy
• Similar Species
• More Info
• Further Reading
• Notes

Interesting Facts

Common Names

Description

Genus Bromus

Annuals or perennials . Culms erect , tufted or with rhizomes. Leaf sheaths closed ; leaf blades linear , usually flat; ligules membranous. Panicles spreading or contracted , branches scabrid or pubescent , elongated or arched. Spikelets large, with 3 to many florets , upper florets often sterile ; rachilla disarticulating above glumes and between florets, scabrid or shortly hairy ; glumes unequal or subequal , shorter than spikelet, lanceolate or nearly ovate , (1-) 5-7-veined, apex acute or long acuminate or aristiform ; floret callus glabrous or both sides thinly hairy; lemmas rounded on back or compressed to keel, 5-9(-11) -veined, herbaceous or nearly leathery, margins often membranous, apex entire or 2-toothed; awn terminal or arising from lemma between teeth slightly under apex, rarely awnless or 3-awned; palea narrow, usually shorter than lemma, keels ciliate or scabrid. Lodicules 2. Stamens 3. Ovary apex with appendage ; styles 2, arising from lower front of appendage. Caryopsis oblong , apex hairy, adaxial surface sulcate . Chromosomes large, x = 7, 2n = 14, 28, 42, 56, 70.

About 150 species: temperate regions , mainly in the N hemisphere, also on mountains in the tropics; 55 species (eight endemic, at least three introduced ) in China.[1]

Habitat

Typically found at an altitude of 0 to 1,405 meters (0 to 4,610 feet).[2]

Taxonomy

Synonyms

Bromus Hordeaceus • Bromus hordeaceus L. • Bromus mollis L. var. hordeaceus (L.) Fries • Bromus mollis L. hordeaceus (L.) Hiitonen • Bromus mollis var. hordaceus (L.) Lilj. • Bromus secalinus L. var. hordeaceus (L.) L.

Similar Species

Members of the genus Bromus

ZipcodeZoo has pages for 88 species, subspecies, varieties, forms, and cultivars in this genus:

B. aleutensis (Aleutian Brome) · B. alopecuros (Roadside Brome) · B. alopecuros caroli-henrici (Weedy Brome) · B. anomalus (Nodding Bromegrass) · B. arenarius (Australian Brome) · B. arizonicus (Arizona Brome) · B. arvensis (Field Brome) · B. benekkenii (Brome) · B. berterianus (Chilean Brome) · B. biebersteinii (Meadow Brome) · B. briziformis (Rattlesnake Brome) · B. carinatus (California Brome) · B. catharticus (Prairie Grass) · B. ciliatus (Canadian Brome) · B. ciliatus var. ciliatus (Fringed Brome) · B. ciliatus var. richardsonii (Fringed Brome) · B. commutatus (Hairy Brome) · B. danthoniae (Oat Brome) · B. diandrus (Great Brome) · B. erectus (Erect Brome) · B. erectus erectus (Upright Brome) · B. frondosus (Weeping Brome) · B. grandis (Tall Brome) · B. grossus (Whiskered Brome) · B. hordaceus (Soft Chess) · B. hordeaceus (Soft Brome) · B. hordeaceus hordeaceus (Soft Brome) · B. hordeaceus molliformis (Soft Brome) · B. hordeaceus thominei (Soft Brome) · B. hordeaceus subsp. hordeaceus (Downy Brome) · B. hordeaceus subsp. molliformis (Soft Brome) · B. hordeaceus subsp. thominei (Soft Brome) · B. inermis (Awnless Brome) · B. inermis inermis (Awnless Brome) · B. inermis inermis var. inermis (Smooth Brome) · B. inermis pumpellianus (Pumpelly's Brome) · B. inermis pumpellianus var. pumpellianus (Pumpelly's Brome) · B. inermis var. arcticus (Awnless Brome) · B. inermis var. inermis (Smooth Brome) · B. inermis subsp. pumpellianus (Pumpelly's Brome) · B. inermis 'Skinner's Gold' (Skinner's Gold Smooth Brome) · B. japonicus (Japanese Brome) · B. kalmii (Arctic Brome) · B. laevipes (Chinook Brome) · B. lanatipes (Woolly Brome) · B. lanceolatus (Mediterranean Brome) · B. latiglumis (Broad-Glumed Brome) · B. lepidus (Slender Soft Brome) · B. luzonensis (Hoary Brome) · B. madritensis (Compact Brome) · B. madritensis madritensis (Compact Brome) · B. mango (Mango Brome) · B. marginatus (Mountain Brome) · B. marginatus var. marginatus (Large Mountain Brome) · B. maritimus (Seaside Brome) · B. mollis non (Soft Chess) · B. mucroglumis (Arizona Brome) · B. nottowayanus (Nottoway Brome Grass) · B. orcuttianus (Orcutt Brome) · B. orcuttianus var. orcuttianus (Orcutt's Brome) · B. pacificus (Pacific Brome) · B. polyanthus (Basin Brome) · B. polyanthus var. paniculatus (Great Basin Brome) · B. polyanthus var. polyanthus (Great Basin Brome) · B. porteri (Nodding Brome) · B. pseudolaevipes (Coast Range Brome) · B. pubescens (Hairy Wood Brome Grass) · B. racemosus (Bald Brome) · B. ramosus (Bald Brome) · B. ramosus benekenii (Hairy Brome) · B. ramosus ramosus (Hairy Brome) · B. richardsonii var. richardsonii (Richardson´s Brome) · B. rigidus (Ripgut Brome) · B. riparius (Meadow Brome) · B. rubens (Foxtail Brome) · B. scoparius (Broom Brome) · B. secalinus (Bromegrass) · B. sitchensis (Alaska Brome) · B. sitchensis var. sitchensis (Sitka Brome) · B. squarrosus (Corn Brome) · B. squarrosus squarrosus (Corn Brome) · B. stamineus (Roadside Brome) · B. sterilis (Barren Bromegrass) · B. suksdorfii (Suksdorf's Brome) · B. tectorum (Cheat Grass) · B. tectorum var. tectorum (Cheatgrass) · B. texensis (Texas Brome) · B. vulgaris (Columbia Brome)

More Info

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Further Reading

• A preliminary list of the Uredinales of California, by Walter C. Blasdale. Berkeley: University of California press, 1919. url p. 118.
• Annual report. .. / [State Board of Agriculture]. [Montpelier, Vt.]: The Board, 1900-1908. url p. 96.
• Bulletin of the Southern California Academy of Sciences. Los Angeles, Calif.: The Academy, 1902-1971. url p. 49.
• Bulletin of the Torrey Botanical Club. 35 1908 New York: Torrey Botanical Club, 1870-1996 url p. 200, p. 375.
• Contributions to the botany of Vermont. Burlington, Vt.: Botanical Dept., University of Vermont, 1898-1911. url p. 96.
• Danish fungi as represented in the herbarium of E. Rostrup; Copenhagen, Gyldendalske Boghandel-Nordisk Forlag, 1913. url .
• Defoliation of oats and pearlmillet as related to herbage yield / by Carl Soren Hoveland. 1959. url p. 167.
• Flora of Vermont; a list of the fern and seed plants growing without cultivation. Prepared by Ezra Brainerd, L.R. Jones and W.W. Eggleston, committee for the Vermont botanical club. Burlington, Vt., Free Press Association, 1900. url p. 96.
• Handbook of the flora of Philadelphia and vicinity, containing data relating to the plants within the following radius: eastern Pennsylvania; all of New Jersey except the northern counties; and New Castle County, Delaware, with keys for identification comp. by Ida A. Keller and Stewardson Brown. Philadelphia, Philadelphia Botanical Club, 1905. url p. 55.
• Pasture plants and pastures of New Zealand, by F.W. Hilgendorf. .. Melbourne and London [etc.]Whitcombe & Tombs, limited[1919?] url p. 37, p. 94.
• The Canadian field-naturalist. Ottawa, Ottawa Field-Naturalists' Club. url p. 141.
• The Plant world. Baltimore [etc.]Plant World Association [etc.] url p. 175, p. 198.
• The Proceedings of the Iowa Academy of Science. Des moines, Iowa: The Academy, [1889-1987] url p. 342, p. 349.
• The flora of Tennessee and a philosophy of botany: respectfully dedicated to the citizens of Tennessee / by Augustin Gattinger. Nashville: Press of Gospel Advocate Pub. Co., 1901. url p. 46.
• Torreya. Burlington, Vt., Torrey Botanical Club, 1901-1945. url p. 183, p. 203.
• University of California publications in botany. Berkeley, Calif., University of California Press, 1902-2001. url p. 118.

Notes

Contributors

• Brands, S.J. (comp.) 1989-present. The Taxonomicon. Universal Taxonomic Services, Zwaag, The Netherlands. Accessed January 10, 2012.

Data Sources

Accessed through GBIF Data Portal November 19, 2007:

• Canadian Museum of Nature, Canadian Museum of Nature Herbarium
• GBIF-Spain, Real Jardin Botanico
• , Vascular Plant Herbarium
• Museum of Natural History, Wroclaw University, Museum of Natural History, Wroclaw University, Flora of the Stołowe Mts.
• Tiroler Landesmuseum Ferdinandeum, Tiroler Landesmuseum Ferdinandeum

Identifiers

• Biodiversity Heritage Library NamebankID: 8435851
• Global Biodiversity Information Facility Taxonkey: 16076136
• Zipcode Zoo Species Identifier: 2025481

Footnotes

1. Liang Liu, Guanghua Zhu & Klaus Ammann "Bromus". in Flora of China Vol. 22 Page 370, 371. Published by Science Press (Beijing) and Missouri Botanical Garden Press. Online at EFloras.org. [back]
2. Mean = 208.180 meters (683.005 feet), Standard Deviation = 476.600 based on 22 observations. Altitude information for each observation from British Oceanographic Data Centre. [back]

©2004-2012 David Stang. All rights reserved.