Cannabis: A perennial herb, the whole plant is green and hairless, covered with waxy white powder. It has a tubular rhizome. The ground is overgrown with branches. Single-leaf alternate: sheathed petiole: ovate-shaped oblong leaf. Total flowers

Cannabis: A perennial herb, the whole plant is green and hairless, covered with waxy white powder. It has a tubular rhizome. The ground is overgrown with branches. Single-leaf alternate: sheathed petiole: ovate-shaped oblong leaf. Inflorescences, solitary or conjoined flowers; Sepals are greenish-white with red at the apex; The corolla is mostly red, the outer wheel degenerates the stamens, bright red; The lip flap is lanceolate, curved; Capsules, long ovate, green. It is a commonly used flowering plant in subtropics and tropics. Prefers warmth and plenty of sunshine, not hardy. The soil requirements are not strict, and it grows best in loose, fertile, well-drained sandy soils, and is also suitable for the growth of fertile and cohesive soils. Perennial root herb. It is native to tropical America, India, the Malay Peninsula and other tropical regions.