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CORALTREE (Erythrina variegata)
Nombre comercial
Coraltree
Nombre científico (con autor)
Erythrina variegata L.
Familia
LEGUMINOSAE
Nombres Comunes
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)
Nombres científicos sinónimos (con autores)
Tetradapa javanorum Osbeck; Gelala alba Rumphius; Erythrina corallodendron var. orientalis L.; Erythrina alba Cogniaux & Marchal; Chirocalyx indicus Walp.; Chirocalyx divaricatus Walp.; Chirocalyx candolleanus Walp.
DESCRIPCIÓN DEL ÁRBOL
Descripción botánica
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.
Hábitat natural
Erythrina variegata is adapted to coastal forests, but it is frequently cultivated inland, up to 1,200 m of altitude.
Existencia de plantaciones?
It is planted as a shadow tree.
IDENTIFICACIÓN DE LA MADERA
Descripción anatómica de la madera
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.
Disponibilidad
Status de protección por CITES
Unrestricted
DESCRIPCIÓN GENERAL DE LA MADERA
Color
The heartwood is pale straw or buff-colored, not clearly differentiated from the white sapwood.
Grano
The grain is straight, slightly interlocked or wavy.
Veta
The wood is mostly coarse in texture.
Durabilidad Natural
It is reported as non-durable, it is susceptible to sap-stain fungi and dry-wood termites.
Indice de Durabilidad Natural (1=Muy alta, 7=Muy baja)
5
PROPIEDADES FÍSICAS DE LA MADERA
Densidad Básica (Peso anhidro/Vol. saturado) (g/cm³)
0.26
Densidad seca al aire (Peso y volúmen CH12%) (g/cm³)
0.28
Contracción Tangencial Total (Saturado hasta anhidro) (%)
7.7
Contracción Radial Total (Saturado hasta anhidro) (%)
3.3
Defectos por secado
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.
Estabilidad Dimensional (Contracción Total Tangencial %/Contracción Total Radial %)
2.3
PROPIEDADES QUÍMICAS DE LA MADERA
PROPIEDADES MECÁNICAS DE LA MADERA
TRABAJABILIDAD
Maquinado general
Wood processing is reported to be easy.
Torneado
30
Acabado
It is difficult to finish because of the coarse texture.
Usos Reportados
USOS FINALES (RESUMEN)
TURNING, cutlery, PACKING, NAVAL CONSTRUCTION, OTHER AND MUSICAL INSTRUMENTS, handicrafts, shoes, matches
Torneado
- 30 - Embassy of Honduras in Japan
mangos de cuchillos
- 33 - Embassy of Gabon in Japan
PALLETS_EMBALAJES
- 45 - Recopilación y Análisis de Estudios Tecnológicos de Maderas Peruanas
CONSTRUCCIÓN NAVAL
- 55 - Tropical Timber Atlas of Latin America
artesanía
- 66 - Maderas latinoamericanas. VII. Caracteristicas anatomicas. propiedades fisicomecanicas, de secado, y tratabilidad de la madera juvenil de Cordia alliodora (Ruiz & Pav. Oken.)
Zapatos
- 70 - Proprietes physiques et mecaniques des bois tropicaux de l`union francaise
Cerillas
- 71 - Proprietes physiques et mecaniques des bois tropicaux, premier supplement
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