Family • Rubiaceae - Nauclea junghuhnii - SOUTHERN BANGKAL

Scientifric names

Nauclea junghuhnii (Miq.) Merr.
Nauclea glaberrima Blanco
Nauclea hirsuta (Havil.) Merr.
Nauclea pubescens (Valeton) Merr.
Nauclea subdita (Korth.) Steud.
Sarcocephalus horsfeldii Miq.
Sarcocephalus junghuhnii Miq.
Sarcocephalus mitragynus Miq.
Sarcocephalus pubescens Miq.
Sarcocephalus subditus (Korth.)  Miq.

Common names

Bangkal (Tag., S. L. Bis.)
Bulobankal (P. Bis.)
Kabak (S. L. Bis.)
Kalamansanai (Sul.)
Magalablab (Bag.)
Mambog (Bik.)
Mamuloko (Bag.)
Nato (Ibn., Lan.)
Sapauan (Mand.)
Tiroron (Bik.)
Southern bangkal (Engl.)

Bangkal is the local name for two species of Genus Nauclea: Bulobangkal (Nauclea Junghuhnii) and Bangkal (Nauclea orientalis)


Tree reaching a height of 25 meters. Leaves are leathery, ovate, 8-20 cms long, pointed at the tip, rounded or pointed at the base, on petioles about 2 cm long. Flowers are yellow, occuring in rounded heads. The lower part of the flower form a ball from which the corollas project like pins from a pin cushion. When the corolla falls off, the ball enlarges and becomes a fruit. Fruit is round, 2 cm in diameter, fleshy, brown, pitted on the surface.


Found in primary forests at low altitudes in Isabela, Quezon, Zambales, Camarines, Sorsogon and Albay Provinces in Luzon; in Masbate, Leyte, Negros and Mindanao.
Also found in Indo-China, the Malay Peninsula, Sumatra and Borneo.

Parts used
Bark, leaves.

Decoction of bark used to regulate menstruation.