Trichocaulon cactiformis COP190 is a fascinating succulent belonging to the Apocynaceae family. This unique plant features a densely clustered, tuberculate stem resembling a cactus, hence its name ‘cactiformis’. The stem is adorned with numerous, small, tooth-like tubercles, each tipped with a tiny, deciduous leaf. Trichocaulon cactiformis COP190 produces delicate, star-shaped flowers that add to its allure.