Robert W. Freckmann Herbarium


  Coreopsis tinctoria Nutt. var. tinctoria image
Photographer: Emmet J. Judziewicz           

Emmet J. Judziewicz
Family Asteraceae
Coreopsis tinctoria Nutt. var. tinctoria
golden tickseed, plains tickseed
Coreopsis: from Greek koris, "a bug," and -opsis, indicating a resemblance, therefore meaning bug-like, referring to the achenes which look like ticks
tinctoria: used in dyeing, usually referring to a plant that, when broken, exudes some kind of stain
County distribution map- click for detailed distribution maps.
Detailed Distribution:
Town Range Maps
Google Dot Maps
Status: Introduced - escaped
Plant: erect, annual/biennial, 1'-4' tall forb; taprooted
Flower: head 1"-2" wide with yellow, 1/3"-3/4" long, notched rays often brownish at the base, disk 1/5"-1/2" wide; inflorescence with many heads; blooms Jun-Aug.
Fruit:dry seed usually without wings and no fluffy pappus
Leaf:almost stalkless, 1 to 2 times pinnately-divided into linear segments
Habitat: moist; disturbed areas
(Glossary)

More Information Natural Communities Herbarium Specimens
All Coreopsis list Ethnobotany Information Google- Images or Text

Flora of North America (off site)
Synonyms 
Coreopsis cardaminefolia (DC.) Torr. & A.Gray
Coreopsis stenophylla F.E.Boynton
Coreopsis tinctoria Nutt. var. imminuta Sherff

         
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