毛叶合欢 mao ye he huan

Acacia mollis Wallich, Pl. Asiat. Rar. 2: 76. 1831; Albizia juli­brissin Durazzini var. mollis (Wallich) Bentham.

Trees, 3-18(-30) m tall. Branchlets pubescent, angulate. Leaf glands near base of petiole and rachis of first pinnae inser­tion; rachis sulcate, villous; pinnae 3-7 pairs, 6-9 cm; leaflets 8-15 pairs, falcate-oblong, 1.2-1.7 cm × 4-7 mm, densely vil­lous or adaxially glabrescent when old, midvein close to upper margin, base truncate, apex mucronate. Heads arranged in axil­lary panicles. Flowers white; pedicels very short. Calyx cam­panulate, ca. 2 mm, calyx and corolla tomentose. Corolla ca. 7 mm; lobes deltoid, ca. 2 mm. Filaments ca. 2.5 cm. Legume brown, ligulate, compressed, 10-16 × 2.5-3 cm. Seeds oblong, ca. 7 mm. Fl. May-Jun, fr. Aug-Dec. 2n = 26*.

Forests; 1500-2500 m. Guizhou, Xizang, Yunnan [India, Nepal].

This species is planted as a roadside tree and is used for wood.