Tanguile
Also known as: Tangile · Red lauan (tanguile group)
Definition
Tanguile is a large Philippine dipterocarp tree, scientifically Shorea polysperma (reclassified in recent taxonomy as Rubroshorea polysperma), and the name of the reddish timber it yields. A member of the red-lauan group that dominated the country’s commercial logging era, tanguile wood is used in furniture, doors, panelling, veneer, and plywood.
Identities
| Database | Identifier |
|---|---|
| Wikipedia | Rubroshorea polysperma |
| Wikidata | Q132717853 |
| DBpedia | N/A |
Also Known As
- Tangile
- Red lauan (tanguile group)
Examples and Analogies
If narra is the aristocrat of Philippine hardwoods, tanguile is the workhorse of the red lauan family: straight, tall, and generous with reddish planks that take finish well. It was the lumber in countless postwar houses, classrooms, and desks, the everyday face of the dipterocarp forests that once clothed Luzon, the Visayas, and Mindanao.
Usage Scenarios
Tanguile lumber is milled for interior joinery, mouldings, flush doors, plywood cores, and veneer, where its moderate hardness and warm tone are valued. In reforestation and native-tree landscaping discussions, the living tree is promoted for restoring lowland forest and supplying future timber under sustainable regimes.
Strategies
Woodworkers favor tanguile where a fine, even-textured reddish board is needed, sealing it well to stabilize moisture movement. Forestry advocates push plantation and community-forest approaches so that future supply comes from managed stands rather than the last old-growth dipterocarps.
Security and Safety Measures
Standard woodshop precautions apply when machining tanguile, including dust control, since fine hardwood dust is a respiratory irritant. Buyers should ask for legally sourced lumber: the timber trade remains tightly linked to logging rules, and documented supply chains protect both forests and purchasers.
Historical Context
Tanguile rose with the great logging boom of the American colonial and postwar periods, when Philippine dipterocarps supplied lumber to domestic construction and export markets alike. Decades of concession logging stripped lowland forests across the archipelago, and species like tanguile became symbols of both national wealth and national deforestation. Recent botanical research moved the red lauans into the genus Rubroshorea, updating the scientific name familiar to generations of foresters.
Challenges and Controversies
Mature tanguile trees are now scarce across much of their former range, and conservation assessments treat the species as at risk from continued logging pressure. The wood’s continuing demand in furniture and construction keeps pressure on remaining stands, making chain-of-custody documentation and plantation development central issues in the Philippine timber debate.