If not introduced by Native Americans, it’s possible the C. basalis was introduced into the Panhandle in a previous geologic era and that only small isolated pockets, which were disjunct from the parent population in Texas, were present at the time of European settlement.
A concern was recently raised about planting two species of Tickseed (Coreopsis spp.) near each other in a garden because the two might hybridize. If they were both Florida ecotypes, so what if they did? We share what research has shown us about this intriguing issue.