< Volver YVYRARO (Pterogyne nitens) Vista Imprimible
YVYRARO (Pterogyne nitens)
Nombre comercial
Yvyraro
Nombre científico (con autor)
Pterogyne nitens Tul.
Familia
LEGUMINOSAE
Nombres Comunes
Vivaró; Pau Fava (Brazil); Ibiráro; Ibiraró; Ibiraro; Guiáro; Guiaro; Tapia Colorado; Viraro; Palo Rosa; Palo Amargo; Ibiróro; Ibyraro; Ebiraro; Amendoim (Brazil)
DESCRIPCIÓN DEL ÁRBOL
Descripción botánica
Tree size attains a height of about 20 to 35 m, with a trunk diameter of 60 to 95 cm. It is reported to develop a cylindrical but irregular stem, with commercial lengths of 7 to 15 m.
Hábitat natural
Pterogyne nitens grows within an area of seasonally dry subtropical forests. It is a pioneer species found in secondary forests on sandy, well drained sites in open areas. It is known or inferred that the harvesting of specimens from the wild for internat
Distribución natural
It is found from northern Argentina up to Brazil, Paraguay and Bolivia.
Usos No-maderables
The sawdust of this species is sometimes used as a source of purple color.
IDENTIFICACIÓN DE LA MADERA
Descripción anatómica de la madera
Wood diffuse porous. Vessels solitary and in short radial multiples. Tangential diameter of vessel lumina 150 to 200 micras (medium). Occasionally white deposits in heartwood vessels. Vessels per mm2 10 to 20 (abundant). Simple perforation plates. Vessel-ray pi Axial parenchyma in marginal or in seemingly marginal bands. Paratracheal axial parenchyma scanty and/or vasicentric. Occasionally axial parenchyma lozenge-aliform. Occasionally axial parenchyma confluent. Axial parenchyma storied. Prismatic crystals in non-ch 4 to 10 rays per mm (medium). Rays storied. Rays 1 to 4 seriate. Prismatic crystals in radial alignment in procumbent ray cells (chambered cells). Prismatic crystals in the ray cells. Homogeneous rays and/or sub-homogeneous rays (all ray cells procumbent). Fibers with simple to minutely bordered pits.
Disponibilidad
Status de protección por CITES
Unrestricted
DESCRIPCIÓN GENERAL DE LA MADERA
Olor
P. nitens is reported to have a pleasant smell.
Color
The pink sapwood is slightly differentiated from the heartwood which is reddish yellow.
Indice de Color (1= Negro, violeta; 7= Amarillo claro, blanco)
4
Grano
The grain is mostly interlocked.
Veta
The wood is mostly medium in texture.
Brillo
This species is high in luster.
Durabilidad Natural
This species is reported as durable, especially when it is not in contact with the ground.
Indice de Durabilidad Natural (1=Muy alta, 7=Muy baja)
2
PROPIEDADES FÍSICAS DE LA MADERA
Densidad Básica (Peso anhidro/Vol. saturado) (g/cm³)
0.69
Densidad seca al aire (Peso y volúmen CH12%) (g/cm³)
0.77
Contracción Tangencial Total (Saturado hasta anhidro) (%)
6.5
Contracción Radial Total (Saturado hasta anhidro) (%)
3.5
Estabilidad Dimensional (Contracción Total Tangencial %/Contracción Total Radial %)
1.9
PROPIEDADES QUÍMICAS DE LA MADERA
PROPIEDADES MECÁNICAS DE LA MADERA
Resistencia a flexión (Módulo de ruptura) CH12% (kgf/cm²)
1187
Resistencia a la compresión paralela a la fibra CH12% (kgf/cm²)
540
TRABAJABILIDAD
Aserrado
Wood of this species is easy to cut.
Maquinado general
Machining operations are reported to be relatively easy, allowing a good surface finishing.
Torneado
30
Acabado
Finishing of this species is reportedly easy.
Doblar al vapor
It has a moderate response to steam bending.
Especies sustitutas
This timber is reported to be similar to Mahogany (Swietenia macrophylla).
Usos Reportados
USOS FINALES (RESUMEN)
HOUSING GENERAL, beams, joists, boards, flooring, frames, steps, panelling, FURNITURE AND CABINETS, luxury furniture, TURNING, cutlery, BENDING, CONTAINERS, cooperage, truck bodies, truck flooring
VIVIENDA GENERAL
- 10 - Silica in Timbers
vigas
- 11 - Prospect: The wood database
Viguetas
- 12 - Tropical timbers of the world. Part I-Tropical American Species
Tablas
- 13 - Dry kiln schedules for commercial woods. Temperate and tropical. Section III. Latin American (Mexico, Central, and South America) Woods–Conventional Temperatures
Pisos
- 14 - Handbook of Hardwoods
Marcos
- 16 - Woods of the World
Peldaños
- 17 - Tree Conservation Database
Paneles
- 18 - W3TROPICOS Missouri Botanical Garden
MUEBLES Y GABINETES
- 21 - Tropical timbers of the world. Part III-Southeast Asian and Oceanian Species.
Muebles finos
- 22 - Dry kiln schedules for commercial woods. Temperate and tropical. Section IV-Asian and Oceanian Woods
Torneado
- 30 - Embassy of Honduras in Japan
mangos de cuchillos
- 33 - Embassy of Gabon in Japan
Curvado
- 35 - Embassy of Myanmar in Japan
CONTENEDORES
- 50 - Properties of imported tropical woods
Duelas toneles
- 51 - Recopilacion de propiedades mecanicas de maderas creciendo en Chile
Carrocería de camión
- 53 - Timbers of the New World
Pisos de vagones_contenedores
- 54 - Bulletin of the Government Forest Experiment Station N.157: Identification of Tropical Woods
Please Provide Information To View Producer Information