Description from Flora of China
Acacia confusa var. inamurae Hayata; Racosperma confusum (Merrill) Pedley.
Trees, evergreen, 6-15 m tall, glabrous. Branches gray or brown, unarmed; branchlets slender, angular. Phyllodes straight or slightly falcate, linear-lanceolate, 6-10 × 0.5-1.3 cm, leathery, both surfaces glabrous, conspicuous longitudinal veins (3-)5(-8), both ends acuminate, apex slightly obtuse, usually with hooked acumen. Heads solitary or 2- or 3-fasiculate, axillary, globose, ca. 0.7 cm in diam.; peduncles 7-13 mm, slender. Flowers golden yellow, fragrant. Calyx 1-1.3 mm. Petals greenish, 1.5-1.9 mm. Stamens numerous, ca. 3.5 mm. Ovary yellow-brown villous; style ca. 4 mm. Legume black-brown, flat, 4-9(-12) × 0.7-1 cm. Seeds broadly elliptic, 5-6 × 3.5-5 mm. Fl. Mar-Oct, fr. Aug-Dec. 2n = 26*.
This tree is grown for its wood and tannins. The seeds are poisonous.
Widely cultivated in Fujian, Guangdong, Guangxi, Hainan, Jiangxi, Sichuan, Taiwan, Yunnan, Zhejiang [native to Philippines].