Botanical name: Albizia odoratissima Family: Mimosaceae (Touch-me-not family)
Synonyms: Acacia odoratissima, Albizia micrantha, Mimosa odoratissima
Black Siris is a medium sized tree up to 22 m tall, diameter 120-150 cm, and a short trunk. Bark is dark grey to light brown with horizontal warts. Crown is spreading, relatively dense with drooping leaves. Branching habit is uniform, but irregularities occur when the tree is damaged. Leaves are dark green, double compound; rachis 7-20 cm long, bearing 1 lower gland 1-2 cm above the base, and 1 upper gland between the 2 distal pairs of side-stalks. Side-stalks are 3-5 pairs, 7-14 cm long; per side-stalks, 10-16 pairs of oblong to obovate leaflets, 1.1-3.5 cm x 0.6-1.2 cm. Inflorescence is clustered into hairy panicles 8-20 cm long, at branch ends. Flowers are 10-15 per head, dimorphic, pale yellowish white, fragrant. Pods are thin, flat, 13-30 cm long, 2.5-3.5 cm broad, leathery, brown when ripe, dehiscent, each containing 8-14 seeds. Seeds ovoid, 9 mm x 6 mm x 1.5 mm. The black siris occurs naturally in Southern China, Myanmar and peninsular India. It is extensively grown in its native range and has been introduced in Eastern Africa.
Medicinal uses: The bark of the tree is useful in ulcers, leprosy, skin diseases, cough, bronchitis, diabetes and burning sensation.
Identification credit: Shrikant Ingalhalikar
The flower labeled Black Siris is ...