”Hemp”, the plant of the genus CannabisCannabis (/ˈkænəbɪs/) is a genus of flowering plants in the family Cannabaceae. The number of species within the gen... More or any part of the plant, whether growing or not, with a delta–9–tetrahydrocannabinol concentration that does not exceed 0.3 per cent on a dry weight basis of any part of the plant of the genus Cannabis, or per volume or weight of marijuanaMarijuana, or marihuana, is a name for the cannabis plant and more specifically a drug preparation from it. "Marijuana" ... More product, or the combined per cent of delta–9–tetrahydrocannabinol and tetrahydrocannabinolic acid in any part of the plant of the genus Cannabis regardless of moisture content.