alligator weed

alligator weed
noun
prolific South American aquatic weed having grasslike leaves and short spikes of white flowers; clogs waterways with dense floating masses
• Hypernyms: ↑weed
• Member Holonyms: ↑Alternanthera, ↑genus Alternanthera

* * *

noun or alligator grass
Etymology: so called from its long narrow leaves
: a prolific herbaceous weed (Alternanthera phylloxeroides) having opposite entire linear-lanceolate leaves and flowers in short headlike spikes and being especially troublesome in irrigation canals and waterways which it clogs with a dense floating mass

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alligator weed,
an aquatic plant with long, narrow leaves, commonly found in inland waters of the southeastern United States, where it is a troublesome weed, impeding navigation.

Useful english dictionary. 2012.

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Look at other dictionaries:

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  • alligator weed — /ˈæləgeɪtə wid/ (say aluhgaytuh weed) noun a weed with broad leaves and white flowers, Alternanthera philoxeroides, commonly found in Australian waterways …  

  • Alligator weed — Philoxerus (E) …   EthnoBotanical Dictionary

  • Weed — /weed/, n. Thurlow /therr loh/, 1797 1882, U.S. journalist and politician. * * * Any plant growing where it is not wanted. On land under cultivation, weeds compete with crops for water, light, and nutrients. On rangelands and in pastures, weeds… …   Universalium

  • alligator grass — noun prolific South American aquatic weed having grasslike leaves and short spikes of white flowers; clogs waterways with dense floating masses • Syn: ↑alligator weed, ↑Alternanthera philoxeroides • Hypernyms: ↑weed • Member Holonyms:… …   Useful english dictionary

  • weed — weed1 weedless, adj. weedlike, adj. /weed/, n. 1. a valueless plant growing wild, esp. one that grows on cultivated ground to the exclusion or injury of the desired crop. 2. any undesirable or troublesome plant, esp. one that grows profusely… …   Universalium

  • Alligator pipefish — Conservation status Data Deficient ( …   Wikipedia

  • alligatorweed — alligator weed n. An aquatic South American perennial plant (Alternanthera philoxeroides) having opposite, lance shaped leaves and tight clusters of small whitish flowers. It is a mat forming weed in warm, freshwater habitats, such as the… …   Universalium

  • Alternanthera philoxeroides — Taxobox name = Alternanthera philoxeroides image width = 230px regnum = Plantae divisio = Magnoliophyta classis = Magnoliopsida ordo = Caryophyllales familia = Amaranthaceae genus = Alternanthera species = A. philoxeroides binomial =… …   Wikipedia

  • Arcola malloi — Taxobox name = Alligator weed stem borer regnum = Animalia phylum = Arthropoda classis = Insecta ordo = Lepidoptera familia = Pyralidae genus = Arcola species = A. malloi binomial = Arcola malloi binomial authority = Pastrana, 1961 Arcola malloi… …   Wikipedia

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