Kibatalia arborea (PROSEA)

Plant Resources of South-East Asia
Introduction

Protologue: Gen. hist. 4: 86 (1837).

Family: Apocynaceae

Synonyms

Peninsular Thailand, Peninsular Malaysia, Sumatra, Java, Sulawesi, Borneo (Sarawak, Sabah) and the Philippines (Palawan).

A few drops of the latex in a glass of water is a well-known local anthelmintic in Java, but it can easily cause inflammation.

A big tree up to 45(-65) m tall.
Leaves elliptical to obovate, 10-26(-35) cm × (5-)8-13 cm, with 15-60 colleters in the leaf axils.
Inflorescence a 1-12-flowered, cymose cluster, sepals shortly united, with 70-100 colleters inside, corolla very variable, the lobes 0.2-2.2 times as long as the tube.
Fruit consisting of 2 parallel-divergent mericarps, mericarp very narrowly ellipsoid to very narrowly clavate, 25-35 cm × 1-2.5 cm.

K. arborea is found in lowland forest, often on stream banks and steep slopes up to 500 m altitude.

[135] Burkill, I.H., 1966. A dictionary of the economic products of the Malay Peninsula. Revised reprint. 2 volumes. Ministry of Agriculture and Co-operatives, Kuala Lumpur, Malaysia. Vol. 1 (A—H) pp. 1—1240, Vol. 2 (I—Z) pp. 1241—2444.
[283] Endress, M.E. & Bruyns, P.V., 2000. A revised classification of the Apocynaceae s.l. Botanical Review 66(1): 1—56.
[672] Middleton, D.J., 1999. Apocynaceae. In: Santisuk, T. & Larsen, K. (Editors). Flora of Thailand. Vol. 7(1). The Forest Herbarium, Royal Forest Department, Bangkok, Thailand. pp. 1—153.