Missouri Revised Statutes Title XXXVIII. Crimes and Punishment; Peace Officers and Public Defenders § 577.073. Damaging state park property--penalties

(1) Knowingly places or deposits waste paper, tin cans, bottles, or rubbish of any kind within a state park;

(2) Contaminates, in any manner, any spring, pool, or stream within a state park;

(3) Cuts, prunes, picks, defaces, or injures, in any manner, the flowers, trees, shrubs, or any other flora growing on the land or in the water of any state park except as performed or directed by authorized personnel of the department of natural resources; or

(4) Removes, injures, disfigures, defaces, or destroys an object of archaeological or historical value or interest within a state park except as performed or directed by authorized personnel of the department of natural resources.

(1) Such damage creates a substantial risk of physical injury or property damage to another; or

(2) The defendant has previously been found guilty of a violation of this section or an offense committed in another jurisdiction which, if committed in this state, would be a violation under this section, in which case it is a class A misdemeanor.