Hamelia rostrata Bartl. ex DC.

Hamelia versicolor A. Gray; S. Wats. Proc. Am. Acad. 21: 416
1886. A shrub 1.5-3 meters high, the branches dark-reddish-brown or grayish, sparsely lenticellate, the branchlets villosulous, puberulent or glabrate; stipules small, deltoid, subulatecuspidate; leaves mostly ternate, the petioles slender, 0.3-1 or rarely 3 cm. long, short-pilose or glabrate, the blades ovate, ovate-oblong, elliptic-oblong, or oval-ovate, 2.7-12.5 cm. long, 1.2-5.5 cm. wide, rounded to acute at the base, acute or acuminate at the apex, often abruptly so, membranaceous, bright-green above, sparsely pilose or puberulent w r hen young but soon glabrate, paler beneath, puberulent or villosulous, especially along the veins, in age usually nearly glabrous, the lateral nerves slender, prominent, about 7 on each side, arcuate; inflorescence terminal, many-flowered, 4—9 cm. broad, the flowers obscurely or not at all secund, the pedicels 8 mm. long or shorter, some of the flowers sessile; calyx and hypanthium 3-3.5 mm. long, sparsely or rarely densely puberulent with minute, appressed or incurved hairs, the calyxlobes minute, broadly deltoid; corolla tubular, 8-13 mm. long, orange, becoming red in age, very sparsely farinose-puberulent, the lobes minute, acutish; filaments 2.5-3 mm. long, the anthers 7 mm. long, usually much exceeding the corolla-lobes; fruit globose, 5-7 mm. in diameter, shallowly sulcate, glabrate, red, black at maturity; seeds 1 mm. long, brown, finely foveolate, lustrous.
Type locality: Barranca near Guadalajara, Jalisco. Distribution: Sinaloa to Oaxaca.

Hamelia rostrata là một loài thực vật có hoa trong họ Thiến thảo. Loài này được Bartl. ex DC. mô tả khoa học đầu tiên năm 1830.