Such corporation has power to inclose, improve and embellish its grounds, avenues and walks, and to erect buildings or vaults for its use, and to prescribe in its bylaws, rules for the sale, inclosure and ornamentation of lots and for erecting monuments or gravestones thereon; and to prohibit any use, division, improvement or ornamentation of any lot which the corporation may deem improper; and to make other bylaws and acts to the end that all the appliances and conveniences and benefits of a public and private cemetery may be obtained and secured.
Okla. Stat. tit. 8, § 5