IPê (Tabebuia impetiginosa)
Nom commercial
Ipê
Nom scientifique (avec auteur)
Tabebuia impetiginosa (Mart. ex DC.) Standl.
Famille
BIGNONIACEAE
Noms communs (pays)
Lapacho Negro (Paraguay); Tahuari negro (Peru); Ebano verde (Peru); Groenhart (Surinam); Puy (Trinidad & Tobago); Yellow Poui (Trinidad & Tobago); Puy (Venezuela); Ebene Verte (French Guiana); Pau D`arco (Brazil); Acapro (Venezuela); Cortéz; Akkeja; Akkekeja; Bowwood; Calabazo; Paratodo; Washiba; Ipê (Bolivia); Polvillo (Colombia); Amapá Prieta (Brazil); Iron Wood (Guyana); Guayacán (Peru); Cortés; Anago Switie; Canaguate (Colombia); Hakia (Guyana); Lapacho (Bolivia); Lapacho (Brazil); Tahuari (Peru); Roble Morado (Colombia); Cañaguate morado (Colombia); Tajibo (Bolivia); Polvillo (Venezuela); Araguaney Poi (Venezuela); Piúva (Brazil); Ipê Roxo (Brazil); Ipê (Brazil); Ipê Una (Brazil); Ipê Rojo (Brazil); Red Ipe
Synonymes du nom scientifique (avec auteurs)
Tecoma ipe var. integra Sprague; Tecoma ipe var. integrifolia Hassl.; Tecoma ipe fo. leucotricha Hassl.; Tecoma integra (Sprague) Chodat; Tecoma impetiginosa Mart. ex DC; Tecoma impetiginosa var. lepidota Bureau; Tecoma impetiginosa Mart.; Tecoma impetiginosa Mart. ex A. DC.; Tecoma avellanedae (Lorentz ex Griseb.) Speg.; Tecoma avellanedae var. alba Lillo; Tecoma adenophylla Bureau ex K. Schum.; Tabebuia schunkevigoi D.R. Simpson; Tabebuia palmeri Rose; Tabebuia nicaraguensis S.F. Blake; Tabebuia ipe var. integra (Sprague) Sandwith; Tabebuia ipe (Mart.) Standl.; Tabebuia dugandii Standl.; Tabebuia avellanedae Lorentz ex Griseb.; Handroanthus impetiginosus var. lepidotus (Bureau) Mattos; Handroanthus impetiginosus (Mart. ex A. DC.) Mattos; Handroanthus avellanedae (Lorentz ex Griseb.) Mattos; Gelseminum avellanedae (Lorentz ex Griseb.) Kuntze
DESCRIPTION DE L'ARBRE
Description botanique
The trees are reported to reach heights of 36 m, with trunk diameters of 35 to 55 cm. They develop well-formed and cylindrical boles that are up to 15 or 20 m long. T. impetiginosa presents medium to small sized buttresses.
Habitat naturel
Tabebuia impetiginosa is a widespread tree found in diverse habitats, from pasturelands to rainforests, developing well in the tropical dry forests. It prefers sandy and humid soils.
Répartition naturelle
T. impetiginosa is distributed from the north of Argentina until Mexico.
Usages non ligneux
The pores are filled with greenish yellow deposits of lapachol. The dust may cause dermatitis.
IDENTIFICATION DU BOIS
Description anatomique du bois
Vessels in tangential pattern. Vessels in dendritic pattern. Vessels exclusively solitary (over 90%). Tangential diameter of vessel lumina 100 to 150 micras (small). Occasionally tyloses common. Vessels per mm2 6 to 10 (medium). Simple perforation plates. Vessel Axial parenchyma in marginal or in seemingly marginal bands. Axial parenchyma aliform. Axial parenchyma confluent. Axial parenchyma storied. 3 to 4 cells per parenchyma strand. Axial parenchyma bands more than 3 cells wide. Rays less than 4 per mm (rare). Rays storied. Rays 1 to 4 seriate. Fibers very thick walled. Fibers with simple to minutely bordered pits. Fibers storied.
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Vue macroscopique du bois (plan tangentiel)
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Vue microscopique d'une section transversale du bois
Disponibilité
Statut CITES
Unrestricted
DESCRIPTION GÉNÉRALE DU BOIS
Odeur
Odor and taste are indistinct.
Teinte
The yellow sapwood is clearly differentiated from the heartwood which is yellowish brown color.
Index de Teinte (1 = Noir, 7 = Jaune clair)
3
Grain
Straight or interlocked grain is often found in this species.
Texture
This wood has a somewhat fine texture.
Luster
Luster is described as low to moderate.
Durabilité naturelle
It is reported to be durable, it stands the attack of marine borers.
Index de durabilité naturelle (1 = Très élevée, 7 = Très faible)
1
PROPRIÉTÉS PHYSIQUES DU BOIS
Densité basale ou gravité spécifique (poids anhydre/vol. saturé) (g/cm³)
0.83
Densité sèche à l'air (poids et volume à 12%TH) (g/cm³)
0.96
Retrait tangentiel total (saturé à 0%TH) (%)
7.2
Retrait radial total (saturé à 0%TH) (%)
4.3
Calendrier de séchage en séchoir recommandé
UK-E; US-T3-C1
Ratio de stabilité dimensionnelle (% retrait tangentiel total/% retrait radial total)
1.7
PROPRIÉTÉS CHIMIQUES DU BOIS
PROPRIÉTÉS MÉCANIQUES DU BOIS
Résistance à la flexion (module de rupture_MOR) 12%TH (kgf/cm²)
1632
Résistance à la compression parallèle à la fibre 12%TH (kgf/cm²)
745
OUVRABILITÉ
Sciage
Considering its density it is not difficult to cut, but power band saws are required.
Coupe de placage de déroulage
This species is interesting for slicing decorative veneer.
Placage tranche
This species is interesting for slicing decorative veneer.
Effet d'émoussement
It is considered to have a moderate blunting effect on the cutting elements.
Rabotage
Planing operations are difficult if interlocked grain is present.
Tournage
30
Clouage
Nailing properties are poor.
Collage
The response to gluing is fair.
Applications d'un revêtement
Deposits of lapachol may give trouble in painting and varnishing .
Polissage
Filling is recommended.
UTILISATIONS
UTILISATIONS FINALES (RÉSUMÉ)
EXTERIOR GENERAL, poles, paling, stakes posts, rails, crossarms, crossties, HOUSING GENERAL, beams, joists, boards, flooring, frames, steps, FURNITURE AND CABINETS, common furniture, PLYWOOD AND VENEER, Decorative veneer, TURNING, ornaments, turned furniture, SPORTS, bowling polo balls, TOOLS, tool handles, agricultural tools, PACKING, heavy packing, CONTAINERS, truck bodies, truck flooring, NAVAL CONSTRUCTION, boat hulls, boat fins, boat deck, boat oars, port pillar, port storage, OTHER AND MUSICAL INSTRUMENTS, axle, yoke
EXTERIOR GENERAL
- 1 - Tabela de resultados de ensaios fisicos e mecanicos
Poteaux
- 3 - Estudo dendrologico e determinacao das caracteristicas fisicas e mecanicas do genipapo (Genipa americana)
Pieux de cloture
- 4 - Estudo dendrologico e determinacao das caracteristicas fisicas e mecanicas da bicuiba
Piquets
- 5 - Propriedades fisicas e mecanicas da madeira e do contraplacado de Pinus elliottii
Rampe
- 6 - Physical and mechanical properties of Eucalyptus deglupta Blume grown in Costa Rica
Crosses
- 7 - Maderas latinoamericanas. II, Quercus alata Q. costaricensis y Q. eugeniaefolia
Traverses de chemin de fer
- 8 - Maderas latinoamericas. III, Podocarpus standleyi ,Podocarpus oleifolius, Drims granadensis, Magnolia poasana y Didymopanax pittieri
MEUBLES ET M. DE RANGEMENT
- 10 - Silica in Timbers
Pouters
- 11 - Prospect: The wood database
Solives
- 12 - Tropical timbers of the world. Part I-Tropical American Species
Planches
- 13 - Dry kiln schedules for commercial woods. Temperate and tropical. Section III. Latin American (Mexico, Central, and South America) Woods–Conventional Temperatures
Planchers
- 14 - Handbook of Hardwoods
Cadres
- 16 - Woods of the World
Marches
- 17 - Tree Conservation Database
MEUBLES ET M. DE RANGEMENT
- 21 - Tropical timbers of the world. Part III-Southeast Asian and Oceanian Species.
Meubles ordinaire
- 23 - Handbook of Hardwoods
PANNEAUX ET PLACAGE
- 25 - Directory of Timber Trade Malaysia
Placage tranché
- 28 - Ministry of Agriculture, Fisheries & Forest of Fiji
Tournage
- 30 - Embassy of Honduras in Japan
Ornements
- 31 - Embassy of Colombia in Japan
Ornements
- 32 - Embassy of Cote d`Ivoire in Japan
SPORTS
- 38 - Annual Review and Assessment of the World Timber Situation 1998-ITTO
Quilles_ bowling
- 40 - Internet
OUTILS
- 42 - Utilización Industrial de Nuevas Especies Forestales en el Perú.
Outils_manches
- 43 - Maderas de Bolivia (Características y Usos de 55 Maderas Tropicales)
Outils_agric
- 44 - Atlas of Peruvian Woods
EMBALLAGE
- 45 - Recopilación y Análisis de Estudios Tecnológicos de Maderas Peruanas
Embal_lourd
- 47 - Arvores Brasileiras
Carros_camion
- 53 - Timbers of the New World
Wagons
- 54 - Bulletin of the Government Forest Experiment Station N.157: Identification of Tropical Woods
CONSTRUCTION NAVALE
- 55 - Tropical Timber Atlas of Latin America
Navires_coques
- 57 - Estadísticas de Aprovechamiento, Exportación y comercialización Nacional de Productos Forestales
Navires_ponts
- 58 - Guía de Árboles de Bolivia
Navires_ponts
- 59 - Programa Nacional de uso Sostenible de los Bosques e Incremento a las Exportaciones.
Navires_rames
- 60 - Amazonian Timbers, Characteristics and Utilization Volume II; Curuá-Una Experimental Forest Station
Ports piliers
- 61 - Manual de Diseño para Maderas del Grupo Andino
Port entreposage
- 62 - Estudio Tecnológico de Maderas del Perú (Zona Pucallpa) Vol I
Essieux
- 73 - Handbook of Hardwoods
Yokes
- 74 - World Timbers, Vol.2, North and South America
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