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Canarium vrieseanum (PROSEA)

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<big>''[[Canarium vrieseanum]]'' Engl.</big>
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:Protologue: A.DC., Monogr. phan. 4: 142, t. 3, fig. 15-18 (1883).
:Family: Burseraceae
 
== Synonyms ==
 
*''Canarium williamsii'' C.B. Robinson (1908),
*''Canarium tongcalingii'' Elmer (1911),
*''Canarium dolichophyllum'' Merr. (1915).
== Vernacular names ==
*Indonesia: are, kon ne uwal, solo (Minahassa, Sulawesi)*Philippines: gisau, Williams gisau (Sulu), gisau-kitid (Tagalog), gapug (Subanun), sagasa (Manobo).
== Distribution ==
== Uses ==
The seeds are edible. The resin is burnt for light. The wood is rather tough and hard and . It is used as kedondong, e.g. for construction.
== Observations ==
*Tree, A medium-sized tree up to 31 m tall and trunk , bole straight, up to 45 cm in diameter, sometimes buttressedbuttresses absent or small, bark surface grey; stipules persistent, inserted on the petiole, narrow.*Leaves 3-with 7-jugate11(-15) leaflets, leaflets distinctly and long-acuminate at apex, margin entire, pubescent on the midrib above and on the veins below, with 12-18(-24) pairs of secondary veins which are prominent below.*Inflorescence axillary, male one narrowly paniculate, female one racemose; flowers 6-10 mm long, stamens 6.
*Infructescences 10-45 cm long with ca. 5-10 fruits.
*Fruit an ovoid , acute drupe, circular in cross-section, 2-3 cm × 1-2 cm, more or less velvety, containing 1 seed.
In primary and secondary forests, up to 500 m altitude''C. Three vrieseanum'' is polymorphic; 3 forms are distinguishedhave been recognized:*f. ''vrieseanum'' (Sulawesi, with slender tree, leaves branches and 3-5-jugate)leaves occurring in Sulawesi,*f. ''williamsii'' (C. B. Robinson) Leenh. (Mindanao, stouter tree, leaves with pubescent 6-7-jugate, leaves an fruiting richer)in Mindanao, and*f. ''stenophyllum'' Leenh. (Mindanao, Davao Province, stout tree, with nearly glabrous many-jugate leaves, and small fruits)restricted to the Davao Province in Mindanao. ''C. vrieseanum'' is found in primary and secondary forest, up to 500 m altitude. The density of the wood is 610-660 kg/m<sup>3</sup> at 15% moisture content.
== Selected sources ==
*van Steenis, C.G.G.J. et al. (Editors), 1950-. Flora Malesiana. Series 1. Vol. 1, 4-10. Centre for Research and Development in Biology, Bogor, Indonesia, and Rijksherbarium, Leiden, the Netherlands. Kluwer Academic Publishers, Dordrecht, Boston, London.
== Authors ==68, 162, 342, 366, 474, 544, 673. timbers
P.C.M. Jansen, J. Jukema, L.P.A. Oyen, T.G. van Lingen== Authors ==
*P.C.M. Jansen, J. Jukema, L.P.A. Oyen, T.G. van Lingen
[[Category:Timbers (PROSEA)]]
[[Category:Fruits and nuts (PROSEA)]]
[[Category:PROSEA]]
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