Guettarda rigida A. Rich.

Guettarda rigida A. Rich, in vSagra, Hist. Cuba 11 : 20. 1850
? Guettarda kolocarpa C. Wright; Sauv. Anal. Acad. Ci. Habana 6: 123. 1869.
A shrub or sometimes a small tree, the branches stout, ferruginous, the branchlets strigillose, densely leafy; stipules deltoid, acute, 1 mm. long, strigillose; leaves sessile or nearly so, the petioles only 1 mm. long; leaf-blades oblong to lance-oblong or linear-oblong, 0.6-3 cm. long, 2.5-5 mm. wide, or on young shoots sometimes much larger, rounded to acutish at the apex, acute or acutish at the base, coriaceous, green above, more or less lustrous, sparsely strigillose, paler beneath, densely whitishor fulvous-sericeous, the costa prominent, the lateral nerves prominulous, numerous, ascending at a narrow angle, the margin plane or subrevolute; peduncles axillary and 1-flowered, 2-3 mm. long, or sometimes much elongate and severalflowered; calyx and hypanthium 3 mm. long, densely sericeous, the calyx spathaceous, bilobate; corolla den.sely sericeous, the stout tube 8 mm. long, the oblong acutish lobes half as long as the tube; fruit pyriform-globose, 1 cm. in diameter, yellowish, minutely scaberulous, 6-celled.
Type locality: Cuba.
Distribution: Dry hillsides, Matanzas, Camaguey, and Habana, Cuba.

Guettarda rigida là một loài thực vật có hoa trong họ Thiến thảo. Loài này được A.Rich. mô tả khoa học đầu tiên năm 1850.