this exists. see https://forum.inaturalist.org/t/incorrect-county-boundary-for-jefferson-davis-ms/26825/2.
the issue is that this is separate and somewhat hidden compared to the “location” filter box on the web version of the Explore page.
iNat staff have had revamping the web Explore page on their priority list for many years now. i would expect the place/location confusion to be resolved only as part of or after that revamp effort.