Calliandra enervis (Britton) Urb.

Anneslia enervis Britton, Bull. Torr. Club 41: 18. 1914
A shrub or small tree, 4 m. high, with slender, stiff, somewhat zigzag twigs sparingly pubescent when young, soon glabrous, the stipular spines minute or wanting. Leaves very small; pirmae 2, the petiole and petiolules each about 1 mm. long, rather stout; pinnules 2 to each pinna, 2-3 mm. long, obovate, sessile, nerveless, shining, rounded at the apex, oblique at the base; heads nearly sessile in the upper axils, few-flowered; calyx campanulate, 1.5 mm. long, its teeth acute; corolla about 3 mm. long; stamens 6-7 mm. long; legume glabrous, 3-4 cm. long, 5 mm. wide, abruptly tipped at the apex, narrowed from below the middle to the base, the valves subcoriaceous.
Type locality; Camp La Qloria, south of Sierra Moa, Oriente, Cuba. Distribution : Mountains of Oriente, Cuba.