Thesaurus: pyrethrums
plural of pyrethrum n made of dried flower heads of pyrethrum plants n white-flowered pyrethrum of Balkan area whose pinnate leaves are white and silky-hairy below; source of an insecticide; sometimes placed in genus Chr…
Related headwords
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Definitions
- plural of pyrethrum n made of dried flower heads of pyrethrum plants n white-flowered">white-flowered pyrethrum of Balkan area whose pinnate leaves are white and silky-hairy below; source of an insecticide; sometimes placed in genus Chrysanthemum n spring-flowering garden perennial of Asiatic origin having finely divided aromatic leaves and white to pink-purple flowers; source of an insecticide; sometimes placed in genus Chrysanthemum n used in former classifications for plants later placed in genus Chrysanthemum and now often included in genus Tanacetum