Stenostomum jamaicense (Urb.) Borhidi

Antirhea jamaicensis Urban, Symb. Ant. 1: 435. 1899
Slenoslomiou bifurcatum Gnseh.Fl.Brh.VJ. Jnd. 333. 1861. Not S. bifurcaliim DC. 1830.
A large or small tree, the branchlets very stout, grayish or brownish, glabrous, not resinous; stipules deltoid-ovate, 5-8 mm. long, acute or acutish, appressed-pilose outside near the base, caducous; petioles stout, 1-2 cm. long, glabrous; leaf -blades oval-oblong, oval, or oval-elliptic, 7-12 cm. long, 2.5-7 cm. wide, often inequilateral, usuall}^ obtuse and very shortly acuminate, obtuse or acute at the base, firm-chartaceous, sublustrous above, glabrous, the costa and nerves impressed, beneath brownish, when young thinly appressed-pilose, glabrate in age but usually short-barbate in the axils of the nerves, the costa stout and prominent, the lateral nerves 5-9 on each side, slender, prominent, slightly arcuate, ascending at a rather wide angle, the veins obscure, the margin plane or recurved; cymes bifid, the branches 3-5 cm. long, glabrous, the peduncles 3.5-6.5 cm. long, the flowers numerous, sessile, approximate, ebracteolate; calyx and hypanthium 2.5 mm. long, densely sericeous, the calj'x shallowly 5-lobate, shorter than the hypanthium; corolla 6 mm. long, densely strigose-sericeous outside, the 5 lobes rounded, 1.5 mm. long; anthers included; fruit oval or ellipsoid, 6-12 mm. long, 5-8 mm. thick, 2-celled.
Type locality: Jamaica.
Distribution: Mountain forests of Jamaica.

Stenostomum jamaicense, synonym Antirhea jamaicensis, is a species of plant in the family Rubiaceae. It is endemic to Jamaica.