Hintonia octomera (Hemsl.) Bullock

Coutarea octomera Hemsl. Biol. Centr. Am. Bot. 4:
101. 1887.
Coutarea acamptodada Rob. & Millsp.; Millsp. Hot. Jahrb. 36: Beibl. 80: 28. 1905.
Shrub, the branches stout, grayish, glabrous, the leaves densely crowded at the ends of
short stout branchlets; stipules short, broadly deltoid, obtuse; petioles slender, 2-8 mm. long,
puberulent; leaf-blades oval, ovate-oval, rhombic-ovate, or oval-oblong, 1.5-5 cm. long, 1—3.5
cm. wide, obtuse or cuneate at the base, rounded or very obtuse at the apex, concolorous,
glabrous, or sparsely short-pilose beneath along the veins, the venation impressed above,
prominulous beneath, the lateral veins 4 or fewer, usually obscure, the margin subrevolute;
flowers few, axillary, solitary, the pedicels stout, ebracteolate, 5-8 mm. long; hypanthium
glabrous or obscurely puberulent, 5-6 mm. long; calyx-lobes 8 or 10, linear, acute, 5-8 mm.
long; corolla greenish-yellow, 2.5-5 cm. long, symmetric, glabrous, 1.5-4 cm. wide in the throat,
the tube obconic, costate, the 8 lobes triangular or ovate, obtuse or acutish, about one fourth as
long as the tube; stamens usually 8, slightly shorter than the corolla, the anthers 1-1.5 cm.
long; capsule (immature) subterete, 1.5 cm. long, 8 mm. broad, finely and obtusely tuberculate.
Type locality: Cozumel Island, Yucatan. Distribution: Yucatan.