Eusideroxylon zwageri Teijsm. & Binn., Natuurk. Tijdschr. Ned. Ind. 25 () Eusideroxylon borneense Fern.-Vill. Salgada lauriflora Blanco. Diagnostics. Family Name: Lauraceae. Common Names: Borneo Ironwood, Billian, Ironwood , Ulin, Belian. Borneo Ironwood,Billian,Ironwood,Ulin,Belian. Record Info. Typical habitat, Habitat of E. zwageri: E. zwageri is able to grow under soil which seasonally waterlogged. Senami forest, Jambi Indonesia.

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It is also frequently found in dry docks as a timber to separate the hull of ships from the steel supporting stands.

Eusideroxylon zwageri

Title Seedlings Caption One year old E. Mortising It is easy to mortise.

Tendency to dominate forest stands. Kerana kepadatannya, Eusideroxylon zwageri merupakan salah satu antara beberapa kayu lain yang tidak timbul di dalam air. The heartwood when cut is coloured light brown to almost bright yellow.

Conservation of vanishing timber species in the Philippines In: Vessels per mm2 more than 20 very abundant. Proceedings of a seminar.

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Ulin occurs also in mixed dipterocarp forest and has been found associated with Koompassia, Shorea, and Intsia species. The hypanthium are well-developed, resembling calyx tube tepals and the stamens perigynous.

Choose color black white green blue red orange yellow navi. The stamens are in multiples and whorls of 3, but 1 or more whorls are frequently staminodial or absent.

Eusideroxylon zwageri is a rare timber tree native to the BruneiIndonesiaMalaysia and Philippines region. Planing Planing of this species is reported to it gives good eusiddroxylon despite its hardness. It thrives in a climate with an average annual rainfall of mm.

Eusideroxylon zwageri – Useful Tropical Plants

This tree belongs to the family Lauraceae. Synonyms Eusideroxylon borneense Fern. Generally a species of lowland primary forest. It is found from sea-level up to m altitude. Air seasoning is reported to be easy. Toggle Sliding Bar Area. Archived copy as title Articles with ‘species’ microformats All articles with unsourced statements Articles with unsourced statements from March Commons category link from Wikidata Taxonomy articles created by Polbot.


Illegal smuggling continues to be a major problem.

Ulin (Eusideroxylon zwageri) | ITTO

Taxonomic Tree Top of page Domain: In other projects Wikimedia Commons Wikispecies. Current demand for the timber is fueled for its esteem among Chinese as a coffin wood as it is resistant to insect and rot. Flowers bisexual, actinomorphic, on a mm long pedicel; perianth tube shallow, tepals 6, in 2 whorls, imbricate, caducous, The sapwood is bright yellow when cut, and darkens slightly. Bornean ironwood Conservation status. Capable of regeneration via sprouts when cut. Belian wood is also made into shingles for roofing.

The fruit are poisonous to humans but have medicinal properties.

Moderate abundancy of aliform paratracheal parenchyma. Xylosandrus compactus shot-hole borer. If tepals are unequal will then usually possess 3 eusiceroxylon smaller rather than inner 3.