Tree 10–13 m. tall, with elongated unbranched trunk below; branches ferruginous or grey-brown pubescent or shortly hairy.. Leaves opposite; blades large, oblong-ovate to broadly elliptic, 10–21 cm. long, 5.5–14.3 cm. wide, shortly acuminate at the apex, rounded or subcordate at the base, discolorous, pubescent above particularly on the main nerves, velvety ferruginous-tomentose beneath, rather thin; petiole 0.7–1.3 cm. long, shortly hairy; stipules with subtriangular base up to 1 cm. wide and a long upper appendage 1.5–2.5 cm. long, 0.5–1 mm. wide, hairy inside, soon deciduous.. Inflorescences many-flowered, borne at the ends of ± leafless branches but actually axillary, much branched, 3–5 cm. long; bracts linear, 4–5 mm. long, ± 1 mm. wide; peduncles and secondary peduncles up to 2 cm. long; pedicels 0.6–0.8(–1.3) cm. long.. Calyx-tube campanulate, 2.5–3.5 mm. long, 3.2 mm. wide, obtusely 5-ribbed, velvety tomentose; lobes 5, subequal, linear to linear-lanceolate, 4.2–7.5(–10) mm. long, 0.8–1.2 mm. wide, tomentose all over.. Corolla green; tube cylindric, 3–5 mm. long, 3.5 mm. wide, tomentellous outside, glabrous inside save at base; lobes linear, 3.4–4 cm. long, 2.3 mm. wide, shortly pubescent.. Anthers exserted 2.5–3.5 mm., apiculate.. Ovary 2-locular; style coarsely filiform, ± 3.5 cm. long, narrowing above; stigmatic club cylindric, 2.5 mm. long.. Fruit obovoid or ellipsoid, 2.3–3.2(–4) cm. long, 1.5–2.6(–3.5) cm. wide, 1.1–1.3 cm. thick, 1–2-locular, much compressed, irregularly ribbed, ferruginous pubescent.. Figs. 132/5, p. 754; 137, p. 775.
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A tree. It grows 13 m tall. The trunk is long and unbranched. The branches have rusty hairs. The leaves are opposite and rounded at the base. They are broadly oval and 10-21 cm long by 6-14 cm wide. They have a rusty velvety covering underneath. The flowering shoots have many flowers. They are near the end of leafless branches. The fruit are oval and 2-3 cm long by 1.5-2.6 cm wide.
It is a tropical plant. It grows in lowland forests and thickets. It grows up to 1,200 m above sea level. The average rainfall is 2,000-2,500 mm with a 4 month dry period.
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Lowland forests and thickets.