Mitragyna speciosa Korth. frequently called kratom, is really a tropical evergreen tree within the coffee family members (Rubiaceae) indigenous to Southeast Asia while in the Indochina and Malaysia phytochoria (botanical regions). M. speciosa is indigenous to Thailand, Indonesia, and Malaysia, Myanmar, and Papua New Guinea exactly where it's been utilised in standard medication since at the least the nineteenth century. Kratom has some opiate and stimulant like properties.
Mitragyna speciosa is undoubtedly an evergreen tree that will grow into a peak of 25 m (eighty two ft) tall and also the trunk could grow to your 0.9 m (3 ft) diameter. The trunk is normally straight as well as the outer bark is clean and grey. The leaves are darkish eco-friendly and glossy, and might increase to above 14-20 cm (5.5-7.nine in) lengthy and 7-12 cm (2.8-4.7 in) broad when totally open up, are ovate-acuminate in shape, and opposite in progress pattern, with 12-17 pairs of veins. The flowers expand in clusters of 3 on the finishes on the branches. The calyx-tube is 2 mm (0.079 in) extended and has 5 lobes; the corolla-tube is two.5-3 millimetres (0.098-0.118 in) lengthy.