Source : Webster's Revised Unabridged Dictionary (1913)

Calliopsis \Cal`li*op"sis\, n. [NL., fr. Gr. pref. kalli- (fr.
   kalo`s beautiful) + 'o`psis appearance.] (Bot.)
   A popular name given to a few species of the genus
   {Coreopsis}, especially to {C. tinctoria} of Arkansas.

Coreopsis \Co`re*op"sis\ (k?`r?-?p"s?s), n. [NL., fr. Gr. ????
   bug + ??? appearance.] (Bot.)
   A genus of herbaceous composite plants, having the achenes
   two-horned and remotely resembling some insect; tickseed. {C.
   tinctoria}, of the Western plains, the commonest plant of the
   genus, has been used in dyeing.