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FOC | Family List | FOC Vol. 17 | Verbenaceae | Premna

12. Premna maclurei Merrill, Lingnan Sci. J. 6: 330. 1928.

弯毛臭黄荆 wan mao xiu huang jing

Shrubs, erect to climbing. Branchlets yellow-brown, with small lenticels, densely yellow-brown pilose when young, becoming brown and subglabrous. Petiole 1-1.5 cm, densely yellow-brown pilose; leaf blade oblong, elliptic, or obovate-oblong, 6-15 X 3-7 cm, leathery, rust colored, pubescent only along veins or abaxially densely pubescent, base rounded, margin entire, apex acuminate; veins 5-7 pairs, curve apically along margins and anastomose, reticulate veins elevated on both surfaces. Inflorescences 4-7 X 5-8 cm, densely yellow-brown pilose; branches 4 or 5 pairs; bracts awl-shaped, 2-3 mm. Calyx cup-shaped, ca. 2 mm, slightly 2-lipped, 5-dentate, pubescent. Corolla purplish in bud, becoming greenish white to greenish, ca. 4 mm, slightly 2-lipped, 4-lobed; outside pubescent, white villous in throat; lower lip 3-lobed, lobes oblong, subequal; upper lip subrounded. Stamens exserted. Ovary pubescent, apically yellowish glandular. Style ca. 6 mm. Fruit red, globose, 4-7 4-5 mm. Fl. and fr. Mar-Jun.

* Mixed forests on mountain slopes; 400-900 m. Hainan

Allied to Premna subscandens but differs in having yellow-brown branches with distinctly yellowish rust colored lenticels, leaf blades usually oblong with both surfaces rust colored pubescent, and ovaries sparsely tomentose.


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