Dichanthelium scoparium — Details

Panicum nitidum var. velutinum Döll:
United States (North America)

Döll, J. C. 1877. Gramineae I. Paniceae. 2(2B): 34–342, t. 12–49. In C. F. P. von Martius Fl. Bras. F. Fleischer, Monachii et Lipsiae. http://www.tropicos.org/Reference/25886

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Panicum scoparium Lam.:
United States (North America)
Caribbean (Caribbean)

Kucera, C. L. 1998. The Grasses of Missouri 305 pp., University of Missouri Press, Colombia. http://www.tropicos.org/Reference/1018088
Hitchcock, A. S. 1936. Man. Grasses W. Ind. 1–439. United States Government Printing Office, Washington. http://www.tropicos.org/Reference/20405
Radford, A. E., H. E. Ahles & C. R. Bell. 1968. Man. Vasc. Fl. Carolinas i–lxi, 1–1183. University of North Carolina Press, Chapel Hill. http://www.tropicos.org/Reference/636
Correll, D. S. & M. C. Johnston. 1970. Man. Vasc. Pl. Texas i–xv, 1–1881. The University of Texas at Dallas, Richardson. http://www.tropicos.org/Reference/1493
Small, J. K. 1933. Man. S.E. Fl. i–xxii, 1–1554. Published by the Author, New York. http://www.tropicos.org/Reference/1515
Fernald, M. 1950. Manual (ed. 8) i–lxiv, 1–1632. American Book Co., New York. http://www.tropicos.org/Reference/1327
Godfrey, R. K. & J. W. Wooten. 1979. Aquatic Wetland Pl. S.E. U.S. Monocot. 1–712. The University of Georgia Press, Athens. http://www.tropicos.org/Reference/1710
Hitchcock, A. S. 1909. Catalogue of the Grasses of Cuba. Contr. U.S. Natl. Herb. 12(6): 183–258, vii–xi. http://www.tropicos.org/Reference/1014079
Zuloaga, F. O., R. P. Ellis & O. Morrone. 1993. A revision of Panicum subg. Dichanthelium sect. Dichanthelium (Poaceae: Panicoideae: Paniceae) in Mesoamerica, the West Indies, and South America. Ann. Missouri Bot. Gard. 80(1): 119–190. http://www.tropicos.org/Reference/40033

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Panicum scribnerianum Nash:
Canada (North America)
Mexico (Mesoamerica)
United States (North America)

Beetle, A. A. 1977. Noteworthy grasses from Mexico V. Phytologia 37(4): 317–407. http://www.tropicos.org/Reference/2538
Small, J. K. 1933. Man. S.E. Fl. i–xxii, 1–1554. Published by the Author, New York. http://www.tropicos.org/Reference/1515
Munz, P. A. & D. D. Keck. 1959. Cal. Fl. 1–1681. University of California Press, Berkeley. http://www.tropicos.org/Reference/1717

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Panicum scoparium Rudge:
Mexico (Mesoamerica)
United States (North America)
Caribbean (Caribbean)

Beetle, A. A. 1999. Gram. México 5: 1–466. Secretaria de Agricultura y Recursos Hidraulícos: COTECOCA, México. http://www.tropicos.org/Reference/1019700
Gleason, H. A. & A. Cronquist. 1968. The Pteridophytoa, Gymnospermae and Monocotyledoneae. 1: 1–482. In H. A. Gleason Ill. Fl. N. U.S. (ed. 3). New York Botanical Garden, New York. http://www.tropicos.org/Reference/1495

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Dichanthelium scoparium (Lam.) Gould:
Mexico (Mesoamerica)
United States (North America)
Caribbean (Caribbean)

Anonymous. 1986. List-Based Rec., Soil Conserv. Serv., U.S.D.A. Database of the U.S.D.A., Beltsville. http://www.tropicos.org/Reference/1103
Soreng, R. J., G. Davidse, P. M. Peterson, F. O. Zuloaga, E. J. Judziewicz, T. S. Filgueiras & O. Morrone. 2003 and onwards. On-line taxonomic novelties and updates, distributional additions and corrections, and editorial changes since the four published volumes of the Catalogue of New World Grasses (Poaceae) published in Contr. U.S. Natl. Herb. vols. 39, 41, 46, and 48. http://www.tropicos.org/Project/CNWG:. In R. J. Soreng, G. Davidse, P. M. Peterson, F. O. Zuloaga, T. S. Filgueiras, E. J. Judziewicz & O. Morrone Internet Cat. New World Grasses. Missouri Botanical Garden, St. Louis. http://www.tropicos.org/Reference/1024044
Great Plains Flora Association. 1986. Fl. Great Plains i–vii, 1–1392. University Press of Kansas, Lawrence. http://www.tropicos.org/Reference/637
Liogier, H. & L. Martorell. 1982. Fl. Puerto Rico Adj. Islands 1–342. Editorial de la Universidad de Puerto Rico, Río Piedras. http://www.tropicos.org/Reference/19728
Barkworth, M. E., K. M. Capels, S. Long & M. B. Piep. 2003. Magnoliophyta: Commelinidae (in part): Poaceae, part 2. 25: i–xxv, 1–783. In Fl. N. Amer. Oxford University Press, New York. http://www.tropicos.org/Reference/1021466
Hansen, B. F. & R. P. Wunderlin. 1988. Synopsis of Dichanthelium (Poaceae) in Florida. Ann. Missouri Bot. Gard. 75(4): 1637–1657. http://www.tropicos.org/Reference/9167
Gould, F. W. & C. A. Clark. 1978. Dichanthelium (Poaceae) in the United States and Canada. Ann. Missouri Bot. Gard. 65(4): 1088–1132. http://www.tropicos.org/Reference/9842
Zuloaga, F. O. & O. Morrone. 2003. Dichanthelium. In Catalogue of New World Grasses (Poaceae): III. Subfamilies Panicoideae, Aristidoideae, Arundinoideae, and Danthonioideae. Contr. U.S. Natl. Herb. 46: 177–92. http://www.tropicos.org/Reference/1004199

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National Distribution

United States

Origin: Native

Regularity: Regularly occurring

Currently: Present

Confidence: Confident

Type of Residency: Year-round

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Physical Description

Morphology

Physical Description

Perennials, Terrestrial, not aquatic, Rhizomes present, Stems nodes swollen or brittle, Stems erect or ascending, Stems caespitose, tufted, or clustered, Stems terete, round in cross section, or polygonal, Plants conspicuously hairy, grayish, or wooly, Stem internodes hollow, Stems with inflorescence less than 1 m tall, Stems, culms, or scapes exceeding basal leaves, Leaves mostly basal, below middle of stem, Leaves conspicuously 2-ranked, distichous, Leaves sheathing at base, Leaf sheath mostly open, or loose, Leaf sheath hairy, hispid or prickly, Leaf sheath hairy at summit, throat, or c ollar, Leaf sheath and blade differentiated, Leaf blades lanceolate, Leaf blades 2-10 mm wide, Leaf blades 1-2 cm wide, Leaf blades mostly flat, Leaf blades more or less hairy, Inflorescence terminal, Inflorescence an open panicle, openly paniculate, branches spreading, Inflorescence a contracted panicle, narrowly paniculate, branches appressed or ascending, Inflorescence solitary, with 1 spike, fascicle, glomerule, head, or cluster per stem or culm, Inflorescence branches more than 10 to numerous, Flowers bisexual, Spikelets pedicellate, Spikelets dorsally compressed or terete, Inflorescence or spikelets partially hidden in leaf sheaths, subtended by spatheole, Spikelet less than 3 mm wide, Spikelets with 1 fertile floret, Spikelets with 2 florets, Spikelets solitary at rachis nodes, Spikelets all alike and fertille, Spikelets bisexual, Spikelets disarticulating below the glumes, Rachilla or pedicel glabrous, Glumes present, empty bracts, Glumes 2 clearly present, Glumes d istinctly unequal, Glumes equal to or longer than adjacent lemma, Glume equal to or longer than spikelet, Glumes 3 nerved, Glumes 4-7 nerved, Lemma similar in texture to glumes, Lemma coriaceous, firmer or thicker in texture than the glumes, Lemma becoming indurate, enclosing palea and caryopsis, Lemma 3 nerved, Lemma 5-7 nerved, Lemma 8-15 nerved, Lemma glabrous, Lemma apex truncate, rounded, or obtuse, Lemma awnless, Lemma margins inrolled, tightly covering palea and caryopsis, Lemma straight, Palea present, well developed, Palea about equal to lemma, Stamens 3, Styles 2-fid, deeply 2-branched, Stigmas 2, Fruit - caryopsis.

Dr. David Bogler

Source: USDA NRCS PLANTS Database

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Type Information

Syntype fragment for Panicum pubescens Lam.
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): -. Sherard
Year Collected: 1721
Locality: India, Asia-Tropical

Syntype fragment: Lamarck, J. B. A. 1798. Encycl. 4: 748.

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Source: National Museum of Natural History Image Collection

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Syntype fragment: Lamarck, J. B. A. 1798. Encycl. 4: 748.

Source: National Museum of Natural History Image Collection

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Syntype fragment for Panicum pubescens Lam.
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): A. Michaux
Locality: North Carolina / South Carolina, United States

Syntype fragment: Lamarck, J. B. A. 1798. Encycl. 4: 748.

Source: National Museum of Natural History Image Collection

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Molecular Biology and Genetics

Molecular Biology

Statistics of barcoding coverage: Dichanthelium scoparium

Barcode of Life Data Systems (BOLDS) Stats
Public Records: 2
Species: 2
Species With Barcodes: 1

Source: Barcode of Life Data Systems (BOLD)

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Conservation

Conservation Status

National NatureServe Conservation Status

United States

Rounded National Status Rank: N5 - Secure

Source: NatureServe

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NatureServe Conservation Status

Rounded Global Status Rank: G5 - Secure

Source: NatureServe

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