Photographer: Paul Drobot
Coreopsis tripteris L.
tall coreopsis, tall tickseed
Coreopsis: from Greek koris, "a bug," and -opsis, indicating a resemblance, therefore meaning bug-like, referring to the achenes which look like ticks
tripteris: Greek tri for "three" and pteryx for "wing"
|Status: ||Introduced - escaped|
|Plant: ||erect, perennial, 3' - 9' tall, hairless forb with a whitish powder; stem single; short, stout rhizomes|
|Flower: ||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.|
|Fruit:||dry, obovate seed with no fluffy pappus|
|Leaf:||opposite, elliptical to lance-like, stalked, divided to the base into 3 deep lobes|
|Habitat: ||full to partial sun; moist, wet; prairies, savannas, woods|