tickseed

Verb (intransitive)

tick=seed

WORDNET DICTIONARY

tickseed(n = noun.plant) coreopsis, tick-weed, tickweed - any of numerous plants of the genus Coreopsis having a profusion of showy usually yellow daisylike flowers over long periods; North and South America; Array

is a member of genus coreopsis

has particulars: coreopsis gigantea, giant coreopsis, coreopsis maritima, sea dahlia, calliopsis, coreopsis tinctoria

is a kind of herb, herbaceous plant

tickseed, n. [Tick the insect + seed; cf. G. wanzensamen, literally, bug seed.].

A seed or fruit resembling in shape an insect, as that of certain plants. [1913 Webster]
Same as Coreopsis. [1913 Webster]