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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Individual trees may reach an age of 1, years or more. Leaves arranged spirally, simple, entire, leathery, elliptical to ovate, cm x cm, base rounded-subcordate, the apex eusiferoxylon to shortly acuminate, upper surface glabrous, lower surface hairy on the larger veins; petiole mm; stipules absent.
Belian wood is also made into shingles for roofing. Title Flower Caption Close-up of flower under microscope x The sapwood is pale yellowish.
Title Sprouting stump Caption E. Actual Dry Kiln Program http: Salgada lauriflora Blanco Diagnostics Mid-canopy tree up to 40 m tall zwayeri cm dbh. Eusideroxylon zwageri is a rare timber tree native to the BruneiIndonesiaMalaysia and Philippines region.
Conservation of vanishing timber species in the Philippines In: Basic Density or Specific Gravity O.
Kayu belian tergolong dalam kumpulan kayu keras berat yang bermutu dan mempunyai nilai pasaran yang tinggi. The wood texture is fine and even, with a straight grain or only slightly interlocked. From Wikipedia, the free encyclopedia.
Sawing Sawmilling of this species is reportedly easy to fair. Also attractive to users is the resistance to insectsbacteriafungi and marine borers.
Bilian, bois de fer. Bornean ironwood Conservation status. Botanical Description It is an evergreen tree of up to 40 m tall. The bole is straight, branchless for up to 20 m but usually less, sometimes slightly fluted at the base, up to cm in diameter.
Title Xwageri habitat Caption Habitat of E. Many Dayak believe that the ulin wood acts as a protective talisman to avoid attack from tigers and elephants.
IUCN Red List of Threatened Species
The government of Indonesia and the state government of Sarawak have formally banned the export of this species. Prismatic crystals in the ray zwagedi.
The heartwood when cut is coloured light brown to almost bright yellow. Description An evergreen tree of up to 40 m tall; bole straight, branchless for up to 20 m but usually less, sometimes slightly fluted at the base, up to cm in diameter; buttresses many, small, rounded, giving the base an elephant-foot like appearance, in moist places the base often characteristically set with a mattress of slender rootlets; bark surface red or grey-brown with thin cracks, debarking in small scab-like subquadrangular pieces which are turned up at the lower side; exudate absent; crown dense, globular; twigs smooth, slightly angular, tomentellous.
The inflorescences which are in the axils of leaves or deciduous bractsinclude panicles rarely headsracemescompound cymesor pseudoumbels spikes in Cassythaand are sometimes enclosed by decussate bracts. Ecology Ulin is a constituent of primary or old secondary tropical rain forest. Choose color black white green blue red orange yellow navi.
Apparently, the wood is difficult to glue with synthetic resins. Seed very large, seed-coat very hard, furrowed, brittle, pale bony; embryo very small. Seed dispersal is apparently often by water; rich pockets of ulin forest are often found at places where the fruits wash ashore in large quantities along rivers. Kaum cina juga amat menghargai keranda yang diperbuat daripada belian. Kalimantan, Sumatra, Sabah, Sarawak, and the Philippines.
Archived from the original on May 6, This odour, along with the woods’ natural high lustre, make it prized by cabinet-makers and fine furniture craftsmen. It is an evergreen tree of up to 40 m tall. The hypanthium are well-developed, resembling calyx tube tepals and the stamens perigynous. Uses Ulin is one of the heaviest and most durable timbers of South-East Asia. Research support to community forestry projects on forest land in Java, Indonesia in M.
Wikimedia Commons has media related to Eusideroxylon zwageri. Generally a species of lowland primary forest.
Mortising It is easy to mortise. It is reported to contain up to 0.
The stamens are in multiples and whorls of 3, but 1 or more whorls are frequently staminodial or absent. Generate a print friendly version containing only the sections you need. The teeth should be cleaned regularly from oily deposits. In other projects Wikimedia Commons Wikispecies. Another major use of ulin is for roof shingles ‘sirap’ which are reported to last 50 years to more than a century. Senami forest, Jambi Indonesia. However, the seed germinates easily if given a suitable environment.
Flowers bisexual, actinomorphic, on a mm long pedicel; perianth tube shallow, tepals 6, in 2 whorls, imbricate, caducous, Saw blades and cutting instruments are only moderate blunted during eusideroxypon the timber. Some expert cabinet-makers treasure an ulin -headed carpenter’s mallet as an excellent intermediate density hammer face between the usual wood and a metal one and is able to quite easily tap or “whack” stubborn highly polished metal fixtures without damage to the face or the fixture.