JITICHURIQUI (Aspidosperma pyrifolium)
Trade Name
Jitichuriqui
Scientific Name
Aspidosperma pyrifolium Mart.
Family
APOCYNACEAE
Common Names
Jitichuriqui (Bolivia)
Scientific Name Synonyms
Macaglia pyrifolia (Mart.) Kuntze
Description Of The Tree
Botanical Description
The size of the mature tree is reported to be small to medium, attaining heights of 18 to 25 m, and trunk diameters of about 90 cm. The boles are straight and cylindrical, free of branches for about half of the total height of the tree. Aspidosperma speci
Natural Habitat
Aspidosperma pyrifolium is found in the subtropical dry and humid forests of Bolivia.
Natural Distribution
It grows in Bolivia in Santa Cruz, in the Beni and Chuquisaca areas.
Wood Identification
Anatomic Description Of Wood
Vessels per mm2 more than 20 (very abundant). Wood diffuse porous. Vessels exclusively solitary (over 90%). Tangential diameter of vessel lumina 100 micras or less (very small). Apotracheal axial parenchyma diffuse and/or diffuse in aggregates. Axial parenchyma in marginal or in seemingly marginal bands. Rays more than 10 per mm (abundant). Rays exclusively uniseriate.
Availability
Cites Status
Unrestricted
General Wood Description
Odor
almost absent
Color
The sapwood is differentiated, it is light brown, the heartwood is reddish brown.
Grain
This timber usually has straight or interlocked grain.
Texture
This wood has a somewhat fine texture.
Luster
It is reported to be high in luster.
Natural Durability
It is reported to be durable if it is not in contact with the ground.
Natural durability index (1= Very high durability, 7=Vey low durability)
1
Resistance To Impregnation
It is moderately permeable.
Wood Physical Properties
Basic Density or Specific Gravity (O.D. weight/vol. green) (g/cm³)
0.78
Air-dry Density (Weight and volume at 12%MC) (g/cm³)
0.89
Total shrinkage Tangential (Saturated to 0%MC) (%)
8.7
Total shrinkage Radial (Saturated to 0%MC) (%)
5.5
Dimensional stability ratio (Total Tangential Shrinkage %/Total Radial Shrinkage %)
1.6
Wood Chemical Properties
Wood Mechanical Properties
Bending Strength (MOR),12%MC (kgf/cm²)
1192
Compression parallel to fiber 12%MC (kgf/cm²)
691
Janka hardness (side) 12%MC (kgf)
1302
Workability
Sawing
Cutting behavior is reported to be fair to difficult.
Machining
This wood is difficult to process when dry.
Turning
30
REFERENCED USES
End Uses Summary
EXTERIOR GENERAL, poles, stakes posts, HOUSING GENERAL, flooring, steps, PLYWOOD AND VENEER, Decorative veneer, TURNING, TOOLS, tool handles, CONTAINERS, truck bodies, truck flooring
Exterior General
- 1 - Tabela de resultados de ensaios fisicos e mecanicos
Poles
- 3 - Estudo dendrologico e determinacao das caracteristicas fisicas e mecanicas do genipapo (Genipa americana)
Stake Posts
- 5 - Propriedades fisicas e mecanicas da madeira e do contraplacado de Pinus elliottii
General Housing
- 10 - Silica in Timbers
Flooring
- 14 - Handbook of Hardwoods
Steps
- 17 - Tree Conservation Database
Panels, Veneers
- 25 - Directory of Timber Trade Malaysia
Decorative veneer
- 28 - Ministry of Agriculture, Fisheries & Forest of Fiji
Turning
- 30 - Embassy of Honduras in Japan
Tools
- 42 - Utilización Industrial de Nuevas Especies Forestales en el Perú.
Tool Handles
- 43 - Maderas de Bolivia (Características y Usos de 55 Maderas Tropicales)
Truck Body
- 53 - Timbers of the New World
Truck Flooring
- 54 - Bulletin of the Government Forest Experiment Station N.157: Identification of Tropical Woods
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