Description from Flora of China
Lonicera braceana Hemsley.
Climbers, evergreen to semievergreen, glabrous throughout. Branches solid, glabrous, sometimes with bristles. Winter buds with several pairs of broad, shortly acuminate scales. Petiole 1-2.5 cm; leaf blade elliptic to oblong, 7-15 × 4-7.5 cm, leathery, base broadly cuneate to rounded, sometimes slightly decurrent, apex acute to acuminate. Flowers fragrant, paired, axillary, toward apices of branchlets, sometimes shortly paniculate; peduncle 4-15 mm; bracts triangular, ca. 1.5 mm; bracteoles ovate-triangular, 0.5-1 mm. Neighboring 2 ovaries free. Calyx cupular; lobes triangular, 0.5-2 mm. Corolla bilabiate, white, becoming yellow and tinged with pink, 7.5-12 cm; tube 4.5-7 cm, ca. 4 mm in diam., not gibbous at base; upper lip 4-lobed, 2 lateral ones split to middle, middle ones only slightly lobed. Stamens and style exserted from corolla tube; filaments pubescent; anthers linear, 7-8 mm. Style and stamens shorter to equaling corolla, pubescent. Berries green, globose to pyriform, large, ca. 2.5 cm; seeds few, ca. 8 mm. Fl. Mar-Jul, fr. May-Aug.
A specimen of Lonicera leiantha Kurz was noted by Rehder (Rep. (Annual) Missouri Bot. Gard. 14: 163. 1903) as occurring in China: Yunnan, Poneshee, D. J. Anderson s.n. This specimen is not from the type location (Myanmar: Ava). It has no flowers and appears to be of L. hildebrandiana.
Forests, scrub in moist places of forest margins; 1000-2300 m. Guangxi, Yunnan [Myanmar, Thailand].