Dysoxylum mollissimum Bl.

The plants in China are Dysoxylum mollissimum subsp. mollissimum. Dysoxylum mollissimum subsp. molle (Miquel) Mabberley occurs in E Australia, Indonesia, Pacific islands, and Papua New Guinea.

Trees 7-10(-20) m tall. Branchlets puberulent; apical buds with leaves like clenched fists. Leaves alternate, 25-30(-45) cm, odd-pinnate; petiole and rachis glabrous or villous; leaflets 20-23, opposite to subopposite; petiolules 3-5 mm, glabrous or pubescent; leaflet blades oblong to oblong-lanceolate, 5-11(-13) × 2-3.5(-4.5) cm, membranous, abaxially glabrous or sparsely villous but densely villous on midvein and secondary veins, adaxially glabrous or densely pubescent only on midvein, secondary veins 12-15 on each side of midvein and outspreading, base oblique, apex acuminate. Thyrses axillary, ca. 18 cm or more, lax and with a few scattered flowers, nearly glabrous to sparsely pubescent; branches few, sparse, ca. 5 cm at base of thyrse. Flowers 4-merous, ca. 9 mm. Pedicel 1-2 mm, pubescent. Calyx disciform, ca. 2 mm in diam., pubescent, lobes round. Petals yellow, linear to spatulate, ca. 8.5 mm, glabrous, apex obtuse. Staminal tube cylindric, ca. 7 mm, both surfaces white villous, apical margin crenate; anthers 8. Disk cylindric, ca. 3 mm high, margin ciliate and crenate. Ovary densely villous; style 7-8 mm. Capsule yellow when dry, globose, 1.6-2 cm in diam.; pericarp thin and flexible. Fl. May-Sep and Jan-Feb, fr. Oct-Nov and Mar-Apr.

Forests and ravines in mountainous regions; low to middle elevations. Guangdong, Guangxi, Hainan (Qiongzhong), S Yunnan [Bhutan, India (Assam), Indonesia, Malaysia, Myanmar, Philippines].

Dysoxylum filicifolium H. L. Li; D. hainanense Merrill; D. hainanense var. glaberrimum F. C. How & T. C. Chen; D. mollissimum var. glaberrimum (F. C. How & T. C. Chen) P. Y. Chen.

Dysoxylum mollissimum, commonly known as red bean, is a tree in the family Meliaceae. The specific epithet mollissimum is from the Latin meaning "very soft", referring to the leaf hairs. The tree is found from India and south China through Malesia to Australia and the western Pacific islands.