tickseed

Short definition from Wiktionary

Noun

1. 1
   A seed or fruit resembling a tick in shape, or in clinging to the skin or hair/fur.
2. 2
   A plant producing such seed or fruit, such as those in the genera: Bidens, beggarticks.
3. 3
   A plant producing such seed or fruit, such as those in the genera: Coreopsis, coreopsis
4. 4
   A plant producing such seed or fruit, such as those in the genera: Corispermum, bugseeds
5. 5
   A plant producing such seed or fruit, such as those in the genera: Desmodium, tick-trefoils