Cal·li·op·sis n. Bot. A popular name given to a few species of the genus Coreopsis, especially to Coreopsis tinctoria of Arkansas.
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Co·re·op·sis prop. n. Bot. A genus of herbaceous composite plants, having the achenes two-horned and remotely resembling some insect; tickseed. Coreopsis tinctoria, of the Western plains, the commonest plant of the genus, has been used in dyeing.
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Coreopsis tinctoria
n : North American annual widely cultivated for its yellow
flowers with purple-red to brownish centers; in some
classifications placed in a subgenus Calliopsis [syn: calliopsis]