• (n.) Any plant of the genus Corispermum, plants of the Goosefoot family. • (n.) A seed or fruit resembling in shape an insect, as that of certain plants. • (n.) Same as Coreopsis. Found on http://thinkexist.com/dictionary/meaning/tickseed/
any ornamental summer-blooming plant of the genus Coreopsis of the family Asteraceae, consisting of about 115 species of annual and perennial herbs ... Found on http://www.britannica.com/eb/a-z/t/48
Tick'seed` noun [ Tick the insect + seed ; confer German wanzensamen , literally, bug seed.] 1. A seed or fruit resembling in shape an insect, as that of certain plants. 2. (Botany) (a) Same as Coreopsis . (b) Any plant of the genus... Found on http://www.encyclo.co.uk/webster/T/55