Small tree; tips of the branchlets somewhat compressed, appressedly rufous-pilose, glabrescent. Leaves obovate, ± rounded at the apex, cuneate towards the obtuse or truncate base, olivaceous above when dry, darker beneath, or mostly becoming dark brownish or nearly blackish, somewhat shining on both faces, glabrous, entire (14-) 19-26 by (8-)9-14 cm; midrib prominent especially beneath, nerves c. 10 pairs arcuate-ascending, not or only the uppermost ones obscurely inarching near the edge, slightly raised above, sharply prominent beneath, reticulations lax, raised specially beneath; petiole 3-4 by 2-3 mm, rugose with age. Racemes axillary or ramiflorous, dense, 16-19 cm, rather densely to laxly fine appressedly rufescent-hairy on the rhachis and pedicels, very laxly so on the perianth; rhachis 1.5-2 mm. Bracts ovate-lanceolate, acute, 1 mm. Pedicels rather robust, solitary or in pairs and connate at the very base, 5-6(-7) mm. Perianth white, 28-30 mm, tube 0.6-0.8 mm diam., limb elongate-clavate, 6-7 by 2 mm. Anthers 5-6 mm. Disk glands connate into a flat, minutely erose or denticulate cup. Ovary glabrous; style stoutish, elongate-fusiform at the top.