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CABREúVA (Myrocarpus frondosus)
Nombre comercial
Cabreúva
Nombre científico (con autor)
Myrocarpus frondosus Allemao
Familia
LEGUMINOSAE
Nombres Comunes
Quina morada; Caboreiba (Brazil); Pau-de-óleo-verdadeiro (Brazil); Pau-bálsamo (Brazil); Caburé (Brazil); Bálsamo (Brazil); Cabreúva-Parda (Brazil); Óleo-Pardo (Brazil); Óleo-De-Bálsamo (Brazil); Cabreúva-Vermelha (Brazil); Cabreúva-Amarela (Brazil); Cabreúva (Brazil); Cabiúna-Vermelha (Brazil); Balata-Verdadeira (Brazil)
Nombres científicos sinónimos (con autores)
Myrocarpus paraguariensis Hallier f.; Myrocarpus frondosus fo. Paraguariensis(Hallier ; Leptolobium punctatum Benth.
DESCRIPCIÓN DEL ÁRBOL
Descripción botánica
The trees are reported to reach heights of 20 to 30 m and even 40 m, with trunk diameters ranging from 60 to 90 cm.
Hábitat natural
Myrocarpus frondosus is reported in a wide range of habitats, except the cerrado formation. It is a canopy tree found in primary and secondary forests. In Brazil it is also reported in the Atlantic rain forests and in the semideciduous forests of the Para
Distribución natural
This species occurs in Bolivia and Brazil, where it is reported to be more abundant especially in the state of Parana.
IDENTIFICACIÓN DE LA MADERA
Descripción anatómica de la madera
Wood diffuse porous. Vessels per mm2 more than 20 (very abundant). Intervessel pits small, 7 micras or less. Axial parenchyma in marginal or in seemingly marginal bands. Axial parenchyma lozenge-aliform. Two cells per parenchyma strand. Rays storied. Homogeneous rays and/or sub-homogeneous rays (all ray cells procumbent). Non-septate fibers.
Disponibilidad
Status de protección por CITES
Unrestricted
DESCRIPCIÓN GENERAL DE LA MADERA
Olor
M. frondosus has a pleasant odor.
Color
The sapwood is differentiated. The heartwood is light to dark gray or light brown.
Indice de Color (1= Negro, violeta; 7= Amarillo claro, blanco)
4
Grano
This species is reported to have irregular grain.
Veta
This wood has a somewhat medium texture.
Durabilidad Natural
This species is reported to be resistant against wood degrading organisms.
Indice de Durabilidad Natural (1=Muy alta, 7=Muy baja)
1
PROPIEDADES FÍSICAS DE LA MADERA
Densidad Básica (Peso anhidro/Vol. saturado) (g/cm³)
0.79
Densidad seca al aire (Peso y volúmen CH12%) (g/cm³)
0.91
Contracción Tangencial Total (Saturado hasta anhidro) (%)
7.4
Contracción Radial Total (Saturado hasta anhidro) (%)
3.6
Defectos por secado
Ease of Drying: Air drying is reported to be moderately difficult. Drying Defects: Warping and checking when it is dried quickly. In Colombia crooking and bowing are reported.
Estabilidad Dimensional (Contracción Total Tangencial %/Contracción Total Radial %)
2.1
PROPIEDADES QUÍMICAS DE LA MADERA
PROPIEDADES MECÁNICAS DE LA MADERA
Resistencia a flexión (Módulo de ruptura) CH12% (kgf/cm²)
1337
Resistencia a la compresión paralela a la fibra CH12% (kgf/cm²)
658
TRABAJABILIDAD
Aserrado
Sawing of this species is reported to be rather easy.
Cepillado
Planing is reported to be easy.
Moldurado
This species is easy to mold.
Torneado
30
Clavado
It is somewhat difficult to nail.
Sacar lustre
Polishing of this wood is easy.
Usos Reportados
USOS FINALES (RESUMEN)
HOUSING GENERAL, flooring, steps, fittings, FURNITURE AND CABINETS, TURNING, TOOLS, tool handles, NAVAL CONSTRUCTION
VIVIENDA GENERAL
- 10 - Silica in Timbers
Pisos
- 14 - Handbook of Hardwoods
Peldaños
- 17 - Tree Conservation Database
Accesorios de madera
- 19 - Silica in Timbers
MUEBLES Y GABINETES
- 21 - Tropical timbers of the world. Part III-Southeast Asian and Oceanian Species.
Torneado
- 30 - Embassy of Honduras in Japan
HERRAMIENTAS
- 42 - Utilización Industrial de Nuevas Especies Forestales en el Perú.
Mangos herramientas
- 43 - Maderas de Bolivia (Características y Usos de 55 Maderas Tropicales)
CONSTRUCCIÓN NAVAL
- 55 - Tropical Timber Atlas of Latin America
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