Ohio Rev. Code § 927.681: Prohibitions regarding multiflora rose plants or seed.

No person and no political subdivision, agency, department, or instrumentality of the state shall, without a permit issued by the director of agriculture, sell, offer for sale, or plant any variety of multiflora rose plants or seed in this state, except that a licensed nurseryman may plant the multiflora rose for use as a root stock in growing roses other than the multiflora rose in his nursery. The director may issue permits to plant the multiflora rose for use in controlled experiments.