"Land owner" or "owner of land" includes any individual of legal voting age, firm, or corporation who holds legal or equitable title to any land lying within a district organized or proposed to be organized under this Act. For the purposes of this Act, a list of the persons who appear from the tax assessment rolls of the county to be owners of land within a district or proposed district is prima facie evidence of the names and number of such land owners.
70 ILCS 405/3.07