Archidendron jiringa

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Archidendron jiringa


Shrub or tree, to 21 m high, 60(-90) cm in diameter. Branchlets terete with decurrent ridges from the leaf-scars, light brown, glabrous. Leaves: Inflorescences either ramiflorous below the leaves or axillary at the distal leaves, with scattered hairs in the distal parts, glabrescent, consisting of glomerules aggregated into panicles to 30 cm long; Flowers cream or yellowish white, pentamerous, bisexual. Stamens c. 8-10 mm, tube equalling the corolla-tube. Ovary solitary, glabrous. Seeds dark-brown, orbicular, biconvex. 2.8-3.5 cm in diameter, 1-1.5 cm thick.


Asia-Tropical: Bangladesh (Bangladesh present); Borneo present; Jawa (Jawa present); Malaya (Peninsular Malaysia present); Sumatera (Sumatera present); Thailand (Thailand present), Bangka present, Burma present
Bangladesh, Burma, Thailand; in Malesia: Malay Peninsula, Sumatra, Bangka, Java, Borneo.


Seeds contain the toxic djenkol acid, which can be removed after two or three boilings. Used for flavouring food. Pods give a purple dye for silk; bark and leaves used for dyeing black; the leaves are used medicinally (cf. Burkill, Ochse & Bakhuizen, and Heyne,, and Kostermans 1954: 30).


Kurz - in J. As. Soc. Beng. 1876: 300
Benth. - in Trans. Linn. Soc. 1875: 575
Kosterm. - in Adansonia. 1966: 362
Heyne, Nutt. Pl. Ned. Ind., ed. 2. 1927: 701
auct. non (Roxb.) Benth.: Benth. - in Trans. Linn. Soc. 1875: 561
Cockb. - in Trees Sabah. 1976: 195, 196
Miq. - in Fl. Ind. Bat. 1855: 32
Whitm. - in Tree Fl. Malaya. 1972: 286
Koord. - in Atlas. 1926: f. 1156, 1157
Nielsen - in Fl. Thailand. 1986: f. 54
Ochse & Bakh., Ind. Groenten, English ed. 1931: f. 264
Backer & Bakh. f. - in Fl. Java. 1963: 552
Corner - in Wayside Trees. 1940: 420
Hassk., Tweede Cat. 1844: 291
Burkill - in Diet. 1935: 1761
Ochse & Bakh., Ind. Groenten. 1925: 117