Pterospermum obliquum (PROSEA)
Introduction |
Pterospermum obliquum Blanco
- Family: Sterculiaceae
Vernacular names
- Philippines: kulatingan (Filipino), bayog (Tagalog, Bisaya), pangaltingaan (Ilokano).
Distribution
Throughout the Philippines.
Uses
The bark is locally used in dyeing brownish the cloth of fishermen. The bark may also be used for tanning. The wood is used in house building for interior work, and also for furniture, cabinetwork, and implements.
Observations
A small to medium-sized tree up to 25 m tall with trunk diameter up to 70 cm; leaves oblique, flowers large and yellow, fruits about 6 cm long, divided near the base into several parts. The bark contains 7-28% tannin. The dye is not very permanent. The timber is moderately heavy and hard, and not durable when exposed to the weather or in contact with the ground. P. obliquum is common in many places in primary forest at low and medium altitudes in the Philippines.
Selected sources
10, 24, 35, 41. (in Dyes)