caltrop
| 1. |
(noun) tropical annual procumbent poisonous subshrub having fruit that splits into five spiny nutlets; serious pasture weed |
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Synonyms: Tribulus terestris, devil's weed |
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Related Words: subshrub, suffrutex |
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| 2. |
(noun) Mediterannean annual or biennial herb having pinkish to purple flowers surrounded by spine-tipped scales; naturalized in America |
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Synonyms: Centauria calcitrapa, star-thistle |
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Related Words: centaury |
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| 3. |
(noun) a plant of the genus Trapa bearing spiny four-pronged edible nutlike fruits |
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Synonyms: water chestnut, water chestnut plant |
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Related Words: Jesuits' nut, Trapa bicornis, Trapa natans, aquatic plant, hydrophyte, hydrophytic plant, ling, ling ko, water caltrop, water plant |
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