Coreopsis Links
Links found at:
https://www.inaturalist.org/journal/plantman4
include multiple resources for Coreopsis.
For links for Coreopsis wrightii:
https://www.biodiversitylibrary.org/page/10009068#page/143/mode/1up
https://www.biodiversitylibrary.org/page/10009068#page/140/mode/1up
https://plants.jstor.org/compilation/Coreopsis.wrightii
https://www.wildflower.org/plants/result.php?id_plant=COWR3