Erythrina variegata L.
Variegated coral tree; Rolouhs bay (Cambodia); Dadap ayam (Indonesia); Arbre immortel (France); Dok kho (Laos); Arbre au corail (France); Dadap blendung (Indonesia); Thong ban (Laos); Galala itam (Indonesia); Chengkering (Malaysia); Andorogat (Philippines); Penglay-kathit (Myanmar); Indian coral tree; Caay voong nem (Vietnam); Dan ro (Vietnam); Bagbag (Philippines); Thong lang lai (Thailand); Thong phueak (Thailand); Hafi doofng bif (Vietnam)
Tetradapa javanorum Osbeck; Gelala alba Rumphius; Erythrina corallodendron var. orientalis L.; Erythrina alba Cogniaux & Marchal; Chirocalyx indicus Walp.; Chirocalyx divaricatus Walp.; Chirocalyx candolleanus Walp.
It is a small to medium sized tree, up to 27 m tall. The bole and branches are often armed with conical spines, sometimes crooked or fluted, up to 90 cm in diameter. Occasionally buttresses up to 2 m high are reported. It is reported as a corkwood tree.
Erythrina variegata is adapted to coastal forests, but it is frequently cultivated inland, up to 1,200 m of altitude.
It is planted as a shadow tree.
Wood diffuse porous. Tangential diameter of vessel lumina 200 micras or more (large). Vestured pits. Vessels per mm2 less than 6 (rare). Simple perforation plates. Vessel-ray pits similar to intervessel pits in size and shape. Intervessel pits medium, 7 to 10 m Occasionally axial parenchyma confluent. Axial parenchyma storied. Prismatic crystals in chambered axial parenchyma cells and/or in fibers. Two cells per parenchyma strand. Axial parenchyma bands more than 3 cells wide. Rays less than 4 per mm (rare). Larger rays more than 4 seriate. Homogeneous rays and/or sub-homogeneous rays (all ray cells procumbent). Occasionally body ray cells procumbent with one row of upright and/or square marginal cells (Kribs-III). Fibers with simple to minutely bordered pits.
The heartwood is pale straw or buff-colored, not clearly differentiated from the white sapwood.
The grain is straight, slightly interlocked or wavy.
The wood is mostly coarse in texture.
It is reported as non-durable, it is susceptible to sap-stain fungi and dry-wood termites.
Ease of Drying: It is reported that boards of 3 cm thick took about 2 months to air dry from 40% to 15% moisture content. Drying Defects: It is liable to end-splitting, warping and surface checking if not carefully seasoned.
Wood processing is reported to be easy.
It is difficult to finish because of the coarse texture.
TURNING, cutlery, PACKING, NAVAL CONSTRUCTION, OTHER AND MUSICAL INSTRUMENTS, handicrafts, shoes, matches