CALTROP — СИНОНІМІЯ
caltrop Mediterranean annual or biennial herb having pinkish to purple flowers surrounded by spine-tipped scales; naturalized in America
WordNet
caltrop a plant of the genus Trapa bearing spiny four-pronged edible nutlike fruits
WordNet
caltrop tropical annual procumbent poisonous subshrub having fruit that splits into five spiny nutlets; serious pasture weed
WordNet