Any person, firm or corporation doing business in this state as nurserymen or tree dealers, who shall falsely represent the grade or variety of any fruit trees, vines, shrubs, plants or bulbs which they sell, shall be guilty of a misdemeanor, and responsible for double the purchase price of such fruit trees, vines, shrubs, plants or bulbs as damage, to be recovered by the purchaser of same.
§ 431.040, RSMo