Coreopsis tripteris L.  
Family: Asteraceae
tall coreopsis, tall tickseed
Coreopsis tripteris image
Paul Drobot  
Etymology: Coreopsis: from Greek koris, "a bug," and -opsis, indicating a resemblance, therefore meaning bug-like, referring to the achenes which look like ticks
Plants: erect, perennial, 3' - 9' tall, hairless forb with a whitish powder; stem single; short, stout rhizomes
Leaves: opposite, elliptical to lance-like, stalked, divided to the base into 3 deep lobes
Flowers: head 1"- 2 1/3" wide with yellow, 1/3"-1" long, mostly un-notched rays; disk up to 1/3" wide, yellow becoming purple/red; inflorescence a flat-topped, branched cluster (cyme) of several to many heads; blooms July-Sept.
Fruits: dry, obovate seed with no fluffy pappus
Habitat: full to partial sun; moist, wet; prairies, savannas, woods
Conservation Status: Introduced - escaped
Coreopsis tripteris image
Emmet J. Judziewicz  
Coreopsis tripteris image
Paul Drobot  
Coreopsis tripteris image
Paul Drobot  
Coreopsis tripteris image
Emmet J. Judziewicz  
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