a plant cultivated for its blooms or blossoms | 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 |
reproductive organ of angiosperm plants especially one having showy or colorful parts | white-flowered pyrethrum of Balkan area whose pinnate leaves are white and silky-hairy below; source of an insecticide; sometimes placed in genus Chrysanthemum |
the period of greatest prosperity or productivity | made of dried flower heads of pyrethrum plants |