Paspalum secans

• 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

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

• Britton, N. L. (ed.). North American flora. 7 1920 [New York]New York Botanical Garden. url p. 289, p. 926.
• Dedication papers: scientific papers presented at the dedication of the laboratory building and plant houses, April 19-21, 1917. Brooklyn, N.Y.: Brooklyn Botanic Garden, 1918. url p. 27.
• Grasses of the West Indies. By A. S. Hitchcock and Agnes Chase. Washington, Govt. Print. Off., 1917. url p. 404, p. 407, p. 409, p. 415, p. 416, p. 417, p. 418, p. 419, p. 420, p. 432, p. 438, p. 439, p. 440, p. 449, p. 451, p. 453, p. 455, p. 456, p. 458, p. 459, p. 463, p. 464, p. 465, p. 466, p. 469, p. 471.
• Grasses of the West Indies. Washington, Govt. Print. Off., 1917. url p. 319, p. 320, p. 404, p. 407, p. 409, p. 415, p. 416, p. 417, p. 418, p. 419, p. 420, p. 432, p. 436, p. 438, p. 439, p. 440, p. 446, p. 449, p. 451, p. 453, p. 454, p. 455, p. 456, p. 458, p. 463, p. 464, p. 465, p. 469, p. 471.
• Phytologia. Bronx Park, New York, H.A. Gleason and H.N. Moldenke, url p. 277.
• The Bahama flora, New York, The Authors, 1920. url .
• The Bahama flora, by Nathaniel Lord Britton and Charles Frederick Millspaugh. New York, The authors, 1920. url p. 19, p. 19, p. 19, p. 19.
• The Journal of the Board of Commissioners of Agriculture. San Juan: [Board of Commissioners of Agriculture, 1917]. url p. 144, p. 220.
• The flora of the American Virgin Islands / N.L. Britton. New York: New York Botanical Garden, 1918. url p. 27.

Notes

Contributors

• Bisby, F.A., Y.R. Roskov, M.A. Ruggiero, T.M. Orrell, L.E. Paglinawan, P.W. Brewer, N. Bailly, J. van Hertum, eds (2007). Species 2000 & ITIS Catalogue of Life: 2007 Annual Checklist. Species 2000: Reading, U.K.
• Brands, S.J. (comp.) 1989-present. The Taxonomicon. Universal Taxonomic Services, Zwaag, The Netherlands. Accessed January 10, 2012.
• Global Biodiversity Information Facility. Accessed February 28, 2008. http://www.gbif.org Mediated distribution data from provider.
• Ruggiero M., Gordon D., Bailly N., Kirk P., Nicolson D. (2011). The Catalogue of Life Taxonomic Classification, Edition 2, Part A. In: Species 2000 & ITIS Catalogue of Life: 2011 Annual Checklist (Bisby F.A., Roskov Y.R., Orrell T.M., Nicolson D., Paglinawan L.E., Bailly N., Kirk P.M., Bourgoin T., Baillargeon G., Ouvrard D., eds). DVD; Species 2000: Reading, UK.
• USDA, ARS, National Genetic Resources Program. Germplasm Resources Information Network - (GRIN) [Online Database]. National Germplasm Resources Laboratory, Beltsville, Maryland. URL (April 30, 2008)
• USDA, NRCS. 2005. The PLANTS Database, Version 3.5 (http://plants.usda.gov). National Plant Data Center, Baton Rouge, LA 70874-4490 USA.

Data Sources

Accessed through GBIF Data Portal February 28, 2008:

• Missouri Botanical Garden

Identifiers

• Biodiversity Heritage Library NamebankID: 2661191
• Catalogue of Life Accepted Name Code: ITS-41055
• Globally Unique Identifier: urn:lsid:ipni.org:names:414704-1
• GRIN Nomen Number: 26921
• Integrated Taxonomic Information System (ITIS) Taxonomic Serial Number (TSN): 41055
• U.S.D.A. Plant Symbol: PASE3
• Zipcode Zoo Species Identifier: 53860

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.