Mitragyna speciosa Korth. commonly generally known as kratom, is actually a tropical evergreen tree in the espresso family (Rubiaceae) indigenous to Southeast Asia in the Indochina and Malaysia phytochoria (botanical locations). M. speciosa is indigenous to Thailand, Indonesia, and Malaysia, Myanmar, and Papua New Guinea exactly where it's been utilized in conventional medicine since at the very least the nineteenth century. Kratom has some opiate and stimulant like qualities.
Mitragyna speciosa is definitely an evergreen tree that will develop to a top of 25 m (eighty two ft) tall along with the trunk may possibly grow to a 0.9 m (3 ft) diameter. The trunk is mostly straight as well as the outer bark is smooth and grey. The leaves are dark eco-friendly and glossy, and can grow to in excess of 14-20 cm (five.5-7.nine in) prolonged and 7-12 cm (2.8-4.7 in) extensive when completely open, are ovate-acuminate in condition, and opposite in expansion sample, with 12-17 pairs of veins. The bouquets increase in clusters of three at the ends of the branches. The calyx-tube is two mm (0.079 in) long and has 5 lobes; the corolla-tube is two.5-3 millimetres (0.098-0.118 in) lengthy.