Rule 1501:18-1-02 | Designation criteria.
The following criteria shall be used for identifying and designating species of plants native to Ohio which are in danger of extirpation or which are threatened with becoming endangered.
(A) Endangered species. A native Ohio plant species may be designated endangered if, based on its known status in Ohio, one or more of the following criteria applies:
(1) The species is a federal endangered species extant in Ohio.
(2) The natural populations of the species in Ohio are limited to three or fewer occurrences.
(3) The distribution of the natural populations of the species in Ohio is limited to a geographic area delineated by three or fewer United States geological survey 7.5 minute quadrangle maps.
(4) The total number of plants in all the natural populations of the species in Ohio is limited to one hundred or fewer individual, physically unconnected plants.
(B) Threatened species. A native Ohio plant species may be designated threatened if, based on its known status in Ohio, one or more of the following criteria applies:
(1) The species is a federal threatened species extant in Ohio but not on the state endangered species list.
(2) The natural populations of the species in Ohio are limited to no less than four nor more than ten occurrences.
(3) The distribution of the natural populations of the species in Ohio is limited to a geographic area delineated by no less than four nor more than seven United States geological survey 7.5 minute quadrangle maps.
(C) Rule 1501:18-1-03 of the Administrative Code shall be amended biennially to add or delete species to or from the endangered or threatened species lists as new data warrant.
Last updated February 27, 2023 at 10:51 AM
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