Stenostomum occidentale (Urb.) Borhidi & M. Fernández

Antirhea occidentalis Urban, Symb. Ant. 9: 529. 1928
Stenoslomiun granulaUim var. Griseb. Cat. PI. Cub. 132. 1866.
A small tree, the younger branches plicate-striate, glabrous, not resinous, the older ones brownish; stipules ovate, acute, 7 mm. long or less, early deciduous; petioles stout, 3-5 mm. long; leaf -blades obovate, obovate-elliptic, or obovate-oblong, 5-9 cm. long, 2.5-5 cm. wide, rounded or very obtuse at the apex, gradually narrowed to the petiole, pergamentaceous, glabrous, the costa impressed above, the lateral nerves 6-8 on each side, ascending at an angle of 50-60°, prominulous on both surfaces or subimpressed on the upper, the veins obsolete, the margin narrowly recurved ; inflorescences borne in the upper leafaxils, bifid or rarely twice bifid, the peduncles 1.3-3 cm. long, the branches 1.5-3 cm. long, with 15 or fewer flowers; calyx and hypanthium 1.5 mm. long, glabrous, the hypanthium cylindric, the calyx 0.6 mm. long, obsoletely 5-lobate; corolla yellowish-white, 8-9 mm. long, glabrous, the tube 0.5 mm. thick below, ampliate above to a width of 1 mm., the 4 lobes ovate-orbicular, 1.5 mm. long; filaments 0.4 mm. long, inserted in the corolla-throat, the anthers linear, 1.5 mm. long; style 5 mm. long, bilobate at the apex, the lobes ovate; fruit cylindric-oblong, obtuse at the base, subtruncate at apex, 7 mm. long, 3 mm. thick, 2-celled.
Type locality: Thickets along streams, between Mai Pais and La Ceiba, Isle of Pines, Cuba. Distribution: Thickets, Cuba and the Isle of Pines.

Stenostomum occidentale là một loài thực vật có hoa trong họ Thiến thảo. Loài này được (Urb.) Borhidi & M.Fernández Zeq. miêu tả khoa học đầu tiên năm 1993.