革叶土楠 ge ye tu nan

Medium-sized trees, up to 25 m tall, to 40 cm d.b.h., with buttressed trunk. Bark gray, smooth or peeling off in lamellae. Branchlets yellow-brown, terete, puberulent, warty, inconspicuously striate. Buds ovoid, densely sericeous initially but later glabrate. Leaves alternate; petiole 1-1.2 cm, puberulent initially but soon glabrate; leaf blade red-brown when dry, elliptic or obovate, 9-12 × 4.5-6 cm, thickly leathery, glabrous on both surfaces, lateral veins 5 or 6 pairs, lateral veins, veins, and veinlets conspicuous and foveolate on both surfaces, base cuneate, apex acute or shortly caudate. Panicle axillary or terminal, up to 8 cm, few flowered, puberulent. Pedicels slender, ca. 5 mm. Flowers white, small. Perianth tube campanulate; perianth lobes unequal, outer ones large, broadly ovate, ca. 4 × 3 mm, pilose near base inside, inner ones smaller, ovate, ca. 4 × 2.5 mm, densely villous inside. Fertile stamens 3, narrowly triangular, ca. 2 mm, eglandular, densely puberulent; anthers thick, stalkless, 2-celled; cells extrorse. Ovary ovoid, ca. 2 mm in diam., stalkless, glabrous. Fruit ovoid, ca. 2 × 1 cm, smooth, glabrous, base subrounded, apex acute. Fl. Jun, fr. Aug.

Dense forests. S Taiwan (Lan Yu) [Philippines].