Paspalum decumbens

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

Overview

Interesting Facts

Common Names

Description

Genus Paspalum

Perennials or annuals . Culms tufted , or with creeping rhizomes and stolons. Leaf blades linear or narrowly lanceolate, flat; ligule membranous. Inflorescence composed of single, digitate or scattered racemes ; rachis flat, often winged ; spikelets single or paired , pedicellate in 2-4 rows , densely crowded, lower lemma abaxial . Spikelets orbicular , ovate or elliptic plano-convex ; lower glume absent or rarely present as a small scale; upper glume as long as spikelet or nearly so, rarely absent, convex , membranous to subpapery, 3-7-veined; lower lemma resembling upper glume, flat, neuter without palea; upper lemma usually coriaceous to crustaceous , rarely softer, margins inrolled , apex obtuse to apiculate . x = 10.

About 330 species:tropical and warm-temperate regions, especially in the New World; 16 species (two endemic, eight introduced ) in China.

This genus includes a number of good forage grasses and also some widespread weeds .[1]

Physical Description

Biology

Reproduction

Duration: Perennial

Taxonomy

Synonyms

Panicum decumbens (Sw.) Roem. & Schult.

Notes

Name Status: Accepted Name .

Last scrutiny: 15-Mar-2000

Similar Species

Members of the genus Paspalum

ZipcodeZoo has pages for 78 species, subspecies, varieties, forms, and cultivars in this genus:

P. acuminatum (Book Paspalum) · P. almum (Comb's Crowngrass) · P. arundinaceum (Thick Ditch Crowngrass) · P. bakeri (Baker's Crowngrass) · P. bifidum (Pitchfork Crowngrass) · P. blodgettii (Blodgett's Crowngrass) · P. boscianum (Bull Crowngrass) · P. caespitosum (Blue Crowngrass) · P. clavuliferum (Hillside Crowngrass) · P. compressum (Savannah Grass) · P. conjugatum (Herbe Creole) · P. conspersum (Scattered Paspalum) · P. convexum (Latin American Crowngrass) · P. coryphaeum (Emperor Crowngrass) · P. decumbens (Decumbent Crowngrass) · P. densum (Dense Crowngrass) · P. denticulatum (Longtom) · P. dilatatum (Dallas Grass) · P. dilatatum dilatatum (Palpalum Dilate) · P. dispar (Mosquito Crowngrass) · P. dissectum (Mudbank Crowngrass) · P. distichum (Joint Paspalum) · P. fasciculatum (Mexican Crowngrass) · P. fimbriatum (Colombia Grass) · P. floridanum (Florida Paspalum) · P. fluitans (Horse-Tail Paspalum) · P. hartwegianum (Hartweg's Paspalum) · P. hieronymi (Paspalum) · P. hydrophilum (Water Paspalum) · P. intermedium (Intermediate Paspalum) · P. laeve (Field Paspalum) · P. laeve var. laeve (Field Paspalum) · P. langei (Rusty-Seed Paspalum) · P. laxum (Coconut Paspalum) · P. lividum (Longtom) · P. longifolium (Long-Leaved Paspalum) · P. macrophyllum (Bigleaf Paspalum) · P. malacophyllum (Ribbed Paspalum) · P. maritimum (Coastalsand Paspalum) · P. millegrana (Paja Brava) · P. minus (Mat Paspalum) · P. modestum (Water Paspalum) · P. molle (Soft Paspalum) · P. monostachyum (Gulfdune Paspalum) · P. nicorae (Brunswickgrass) · P. notatum (Bahia Grass) · P. notatum var. latiflorum (Bahiagrass) · P. notatum var. notatum (Bahiagrass) · P. notatum var. saurae (Bahiagrass) · P. notatum 'Argentine' (Bahia Grass) · P. notatum 'Pensacola' (Bahia Grass) · P. notatum 'Tifton 9' (Bahia Grass) · P. orbiculatum (Circular Paspalum) · P. paniculatum (Arrocillo) · P. parviflorum (Smallseed Paspalum) · P. pauciciliatum (Prostrate Dallis Grass) · P. paucispicatum (Large Knotgrass) · P. pleostachyum (Tropical Paspalum) · P. plicatulum (Brown-Seed Paspalum) · P. praecox (Early Paspalum) · P. pubiflorum (Hairy-Seed Paspalum) · P. pubiflorum var. pubiflorum (Hairyseed Paspalum) · P. pulchellum (Grand Paspalum) · P. quadrifarium (Tussock Paspalum) · P. racemosum (Peruvian Paspalum) · P. rupestre (Rock Paspalum) · P. scrobiculatum (India Paspalum) · P. scrobiculatum var. orbiculare (Ditch Millet) · P. secans (Slender Ditch Paspalum) · P. setaceum (Fringeleaf Paspalum) · P. thunbergii (Japanese Paspalum) · P. unispicatum (One-Spike Paspalum) · P. urvillei (Vasey Grass) · P. vaginatum (Seashore Paspalum) · P. vaginatum 'Te-13' (Seashore Paspalum) · P. virgatum (Talquezal) · P. virletii (Virlet Paspalum) · P. wrightii (Wrights Paspalum)

More Info

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Further Reading

• A contribution to the botany of the Isle of Pines, Cuba, based upon the specimens of plants from that island contained in the herbarium of the Carnegie Museum under date of October, 1916. By O.E. Jennings. n.p., 1917 url p. 60.
• A provisional list of the indigenous and naturalized flowering plants of Jamaica, Kingston, Jamaica, Aston W. Gardner & Co., 1893. url .
• Annals of the Carnegie Museum. [Pittsburgh]: Published by authority of the Board of Trustees of the Carnegie Institute, 1901- url p. 60.
• Britton, N. L. (ed.). North American flora. 17 1912 [New York]New York Botanical Garden. url p. 178.
• Catalogue of the grasses of Cuba. By A. S. Hitchcock. Washington, Govt. Print. Off., 1909. url p. 205, p. 251.
• Catalogue of the grasses of Cuba. Washington, Govt. print. off., 1909. url p. 251.
• Contributions from the United States National Herbarium 12 1908-1909 Washington, D.C.: Smithsonian Institution Press, 1890- url p. 136, p. 205, p. 214, p. 215, p. 238, p. 251, p. 316, p. 338, p. 34, p. 409, p. 411, p. 415, p. 416, p. 417, p. 419, p. 420, p. 421, p. 422, p. 425, p. 430, p. 431, p. 432, p. 434, p. 439, p. 442, p. 443, p. 444, p. 444, p. 445, p. 445, p. 446, p. 451, p. 460, p. 465, p. 470, p. 474, p. 477, p. 497, p. 500, p. 521, p. 524, p. 525, p. 529, p. 532, p. 534, p. 539, p. 551, p. 637, p. 707, p. 711, p. 713, p. 714, p. 717, p. 719, p. 720, p. 721, p. 723, p. 724, p. 730, p. 734, p. 739, p. 742, p. 743, p. 748, p. 749, p. 752, p. 753, p. 754, p. 756, p. 760, p. 761, p. 91, p. 92, p. X.
• Family #15, Gramineae / Richard W. Pohl. 4 1980 [Chicago]: Field Museum of Natural History, 1980. url p. 401, p. 418, p. 431, p. 604.
• Flora of Costa Rica. .. by Paul C. Standley. .. 18 1937 Chicago, 1937. url p. 86.
• Flora of Guatemala: part II: grasses of Guatemala / Jason R. Swallen; Bamboos / F.A. McClure. 24 1955 Chicago, Ill.: Chicago Natural History Museum, 1955. url p. 281.
• Flora of Peru... by J. Francis Macbride. 13 1936 Chicago, 1936- url p. 211.
• Grasses of the West Indies. By A. S. Hitchcock and Agnes Chase. Washington, Govt. Print. Off., 1917. url p. 316, p. 409, p. 411, p. 415, p. 416, p. 417, p. 419, p. 420, p. 421, p. 422, p. 425, p. 430, p. 431, p. 432, p. 434, p. 442, p. 443, p. 445, p. 451, p. 465, p. 470.
• Grasses of the West Indies. Washington, Govt. Print. Off., 1917. url p. 316, p. 409, p. 411, p. 415, p. 416, p. 417, p. 419, p. 420, p. 421, p. 422, p. 425, p. 430, p. 431, p. 432, p. 434, p. 439, p. 442, p. 443, p. 444, p. 445, p. 446, p. 451, p. 465, p. 470.
• Grisebach, A. H. R. Flora of the British West Indian islands /by A.H.R. Grisebach. [1859]-18 London, L. Reeve, 1864. url p. 540.
• Honduran mosses collected by Paul C. Standley, by Edwin B. Bartram. Chicago, 1929. url p. 375.
• I. Supplement to the flora of Barro Colorado island, Panama [by] Leslie A. Kenoyer and Paul C. Standley. 4 1929 Chicago, 1929. url p. 146.
• Manual of the grasses of the United States / by A.S. Hitchcock. Washington: U.S. G.P.O., 1935. url p. 921.
• Notes on genera of Paniceae: I-IV / s.l.: s.n., 1906-1911. url p. 127, p. 140.
• Phytologia memoirs. Plainfield, N.J.: H.N. Moldenke and A.L. Moldenke, 1980- url p. 58.
• Proceedings of the Biological Society of Washington. Washington, Biological Society of Washington url p. 127.
• Revisions of North American grasses / Washington: G.P.O., 1920. url p. 34.
• The forests and flora of British Honduras / by Paul C. Standley and Samuel J. Record; in cooperation with the Conservator of Forests and the Agricultural Officer of the Colony. 12 1936 Chicago: [Field Museum of Natural History], 1936. url p. 72.
• Types of American grasses: a study of the American species of grasses described by Linnæus, Gronovius, Sloane, Swartz, and Michaux. Washington, Govt. print. off., 1908. url p. 136.

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 22, 2007:

• Fairchild Tropical Botanic Garden, Fairchild Tropical Botanic Garden Virtual Herbarium Darwin Core format
• Herbarium of the University of Aarhus, The AAU Herbarium Database
• Herbier de la Guyane, Herbier de la Guyane
• Instituto Nacional de Biodiversidad
• , Biodiversidad de Costa Rica
• Missouri Botanical Garden, Missouri Botanical Garden
• SysTax, Herbarium Universitat Ulm
• SysTax, SysTax
• UNIBIO, IBUNAM, MEXU/Plantas Vasculares

Identifiers

• Biodiversity Heritage Library NamebankID: 2661183
• Catalogue of Life Accepted Name Code: ITS-41047
• Global Biodiversity Information Facility Taxonkey: 13753728
• Globally Unique Identifier: urn:lsid:ipni.org:names:414046-1
• Integrated Taxonomic Information System (ITIS) Taxonomic Serial Number (TSN): 41047
• MoBot NameID: 25513112
• U.S.D.A. Plant Symbol: PADE7
• Zipcode Zoo Species Identifier: 53832

Footnotes

1. Shou-liang Chen & Sylvia M. Phillips "Paspalum". in Flora of China Vol. 22 Page 1, 500, 526. Published by Science Press (Beijing) and Missouri Botanical Garden Press. Online at EFloras.org. [back]

©2004-2012 David Stang. All rights reserved.