Ekmanianthe is a genus of flowering plants in the family Bignoniaceae. It is most closely related to Tabebuia and has sometimes been included within it. It consists of two species of trees, neither of which is especially common in any part of its range. Ekmanianthe longiflora grows to 18 m (59 ft) in height and is native to Haiti and the rocky uplands of central Cuba. Ekmanianthe actinophylla is a smaller tree, to 10 m (33 ft) in height, and it occurs in western Cuba where it is known as "roble caimán", for the resemblance of its trunk bark to the hide of a caiman. "Roble" is a Spanish name that is also applied to Tabebuia. Neither of the species of Ekmanianthe is known in cultivation. The type species for Ekmanianthe is E. longiflora. The wood of Ekmanianthe has been variously d