Tibouchina grossa is a species in the Melastomataceae family that is native to the Andes, Colombia, Ecuador and Venezuela, between 2400 and 3800 meters in elevation.
Plant 1.5 and 3.5 m in height. Leaves with hirsute petiole of 5 to 10 mm in length; Leaf blade, thick, elliptical or ovate-elliptical, 5 to 6 cm long by 1 to 3 cm wide; Acute at apex, obtuse or rounded at base. Inflorescences paucifloras terminal in branches and twigs; Petals bright red to crimson, obovate, 2.5 to 3.5 cm long by 1 to ...