3062

11: Auxiliary plants

Acacia tomentosa Willd.

LEGUMINOSAE - MIMOSOIDEAE

Mimosa tomentosa (Willd.) Rottler, Acacia chrysocoma Miquel.

Indonesia: kolampis (Sundanese), klampis (Javanese), ai kendara (Sumba). Thailand: krathin-phiman (central), khaya, nam khao (northern). Vietnam: böröbu (southern).

Occurring naturally from India (Maharashtra, Gujarat) through Burma (Myanmar), Thailand, Indo-China to Indonesia (Java, Madura, Sumba, Sumbawa, Sulawesi).

Grown as a ground-cover shrub and green manure, also providing fuel and utility wood. Leaves are browsed by goats and cattle. The red-brown bark is used for ropes and as a medicine for horses.

Deciduous, armed tree with umbrella-shaped crown, 5—10(—18) m tall, stem diameter up to 50 cm, young parts densely yellow-hairy. Bark dark brown, irregularly fissured. Leaves and inflorescences on short shoots. Leaves bipinnate, with 7—25 pairs of pinnae; stipules spinescent, up to 4.5 cm long, straight; petiole 0.5—1 cm long with a gland just below the proximal pair of pinnae; rachis 3—9 cm long with glands on the junctions of 1—2 distal pairs of pinnae; leaflets 12—50 pairs, linear, 1—4 mm x 0.4—1 mm, opposite, sessile. Inflorescence a pedunculate glomerule, 1.5 cm in diameter, 1—7 in the axils of upper leaves, white or yellowish-white, fragrant. Pod curved, thin, 9—18 cm x 1 cm, 2—10-seeded. Acacia tomentosa is found in teak forest and coastal savanna and brushwood vegetation, up to 1000 m altitude. It is planted on bunds of rice fields and along roadsides.

[8]Backer, C.A. & Bakhuizen van den Brink Jr., R.C., 1963–1968. Flora of Java. 3 volumes. Wolters-Noordhoff, Groningen, the Netherlands. 647, 641, 761 pp.
[37]Dassanayake, M.D. & Fosberg, F.R. (Editors), 1980–. A revised handbook to the flora of Ceylon. volume 1–. Amerind Publishing Co., New Delhi, India.
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[70]Heyne, K., 1950. De nuttige planten van Indonesië [The useful plants of Indonesia]. 3rd Edition. 2 volumes. W. van Hoeve, the Hague, the Netherlands/Bandung, Indonesia. 261, 1450 pp.
[84]Kamis Awang & Taylor, D.A. (Editors), 1993. Acacias for rural, industrial, and environmental development. Proceedings of the second meeting of the Consultative Group for Research and Development of Acacias (COGREDA) held in Udorn Thani, Thailand, February 15–18, 1993. Winrock International Institute for Agricultural Research & Food and Agriculture Organization of the United Nations, Bangkok, Thailand. 258 pp.
[149]Smitinand, T., Larsen, K. & Hanssen, B. (Editors), 1970–. Flora of Thailand. Volume 2–. Danida, TISTR Press, Bangkok, Thailand.

M.S.M. Sosef & L.J.G. van der Maesen

Sosef, M.S.M. & van der Maesen, L.J.G., 1997. Acacia tomentosa Willd.. In: Faridah Hanum, I & van der Maesen, L.J.G. (Editors): Plant Resources of South-East Asia No 11: Auxiliary plants. PROSEA Foundation, Bogor, Indonesia. Database record: prota4u.org/prosea