Affinis T. nitidae Merr. , quae fructu ovato, sepalis oblongis, utrique luteis punctisnotatis, pedicellis gracilis, circ. 2 cm. longis dif f ert; etiam of f inis T. microphyllae Merr. , quae foliis minoribus, obovatis, nervis lateralibus paucioribus, utrique inconspicuis, pedicellis et fructibus brevioribus, minoribus differt.
Frutex vel arbor parva, 2-10 m alta, trunco circ. 30 cm. diam. ; ramulis griseobrunneis, glabris. Folia alterna vel aggregata, apice ramosum subverticillata, tenuiter coriacea, anguste oblongo-elliptica vel oblanceolato-elliptica 6-9. 5 cm longa, 2.5-3.5cm lata, apice breviter acuta vel breviter acuminata, in apicibus obtusis, basi cuneata, margine subintegra vel supra medium nigra glandulo-serrulata vel serrulata supra atro-viridia, nitida, subtus laete viridia; utrique glabra, costa supra impressa, subtus elevata, nervis lateralibus, 5-8-jugis, conspicuis, impressa; petioli 1-1.3 cm longi. Flores in axillis foliorum singularis vel ramulis foliorum delapsorum crescentes, pedicellis circ. 1 cm longis vel 1.5 cm longis in flore masculo. flores masculi: bracteolae 2, triangulae vel ovato-triangulae, 1-1.5 mm longae, 1-1.5 mm latae, margine sparsim glandulo-serrulatae; sepala 5, subrotundata, 2-3 mm longa, 2-3 mm lata, apice rotundata, margine sparsim glandulo-serrulata, extus glabra; petala 5, fulva, late obovata vel obovoidea, 4-5 mm longa, 4-5 mm lata; stamina numerosa, superata 50, antheris ob-longis, circ. 1 mm. longis, apice paulo elevata, filamentis circ. 1-2.5 mm longis; ovarium abortivum minutum. flores hermaphroditus: stamina circ. 45; ovarium oblongum, 2-loculatum; ovulis 2 in quoque loculo, stylo breviore, bipartito, Fructus ellipticus, apice obtusus vel subrotundatus, 10-12 mm longus, in medio latissimus, 8-9 mm diam. , bractealae persistens, sepala persistentia 3-4 mm. longa, stylus persistens 1.5-2 mm longus, apice bipartito; semena 1 in quoque loculo, non satis maturum.

, tree, 10 m. high , D. B. H. 30 cm, fruits green, Wang Chi-wu（王启无）79551 (Type, PE）; Nanqiao（南娇）, alt. 1400 m, in forest, June, 1936, Shrub, 3 m high, flowers white, Wang Chi-wu（王启无）75208; same locality, Wang Chi-wu（王启无）75210; Menghai Xian（勐海县）, alt. 1150 m, in forest, Oct. 18, 1959, tree, 5m high, Tsai Hsi-tao（蔡希陶）59-10575; Fohai（佛海即勐海）, alt. 1800 m, July, 1936, tree, 5m high, flowers greenish, Wang Chi-wu（王启无）77232; same locality, alt. 1150 m, in forest, Dec. 21, 1951, tree, 5 m. high, Fang Kuo-mei（冯国楣）14279; Shuangjiang Xian（双江县）, alt. 1300-1500 m, forest on road side, Sept. 16, 1957, shrub, 6m high, fruits green, Xin Jing-san（辛景三）938.