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== Synonyms ==
*''Mangifera spathulaefolia'' Blume (1850),
*''Mangifera langong'' Miq. (1862),
*''Mangifera rumphii'' Pierre (1897).
== Vernacular names ==
*Indonesia: asam kumbang (Sumatra, Kalimantan), asem kipang, rawa-rawa (Kalimantan)
*Malaysia: rawa (general), rancha-rancha (Sabah)
*Thailand: mamuang-khan.
== Distribution ==
Thailand, Peninsular Malaysia, Sumatra, Java (rare) and Borneo, possibly also the Lesser Sunda Islands, Sulawesi and the Moluccas; locally cultivated around villages.
== Uses ==
The wood is reputed to be used. The pleasantly acid fruit is eaten.
== Observations ==
*A medium-sized tree up to 30 m tall, with often rather short and thick bole up to 150 cm in diameter, bark surface initially smooth, later regularly and superficially longitudinally fissured and becoming rough, greyish to dark brown.
*Leaves elliptical or oblong-spatulate to spatulate, (3-)10-20 cm × (2-)5-9(-10) cm.
*Inflorescence pseudo-terminal, the branches often forming a fascicle, glabrous.
*Flowers 4-merous, petals c. 4 mm long, creamish-white, with 3 stout, dark yellow ridges ending in a gland, disk large, cushion-like, 4-lobed, one stamen fertile, staminodes very small or lacking, filaments free.
*Fruit globose to ellipsoid-globose, up to 8 cm long, black when fully ripe.
''M. quadrifida'' occurs in lowland rain forest up to 700 m altitude.
== Selected sources ==
104, 162, 328, 463, 465, 673, 705.
* <font color=#901040>See also [[Mangifera (PROSEA Fruits)|''Mangifera'' (PROSEA Fruits)]] for the Fruit use.</font>
[[Category:Timbers (PROSEA)]]
[[Category:Fruits and nuts (PROSEA)]]
[[Category:PROSEA]]
