Select Language:  

logo

< Back URUCURANA (Hyeronima chocoensis) Print Friendly View

< Back Print Friendly View

URUCURANA (Hyeronima chocoensis)

Trade Name

Urucurana

Scientific Name

Hyeronima chocoensis Cuatrec.

Family

EUPHORBIACEAE

Common Names

Urucurana (Brazil)

Description Of The Tree

Botanical Description

The trees are reported to reach heights of 30 m or more, with trunk diameters over the buttresses of 100 cm. They develop well-formed and cylindrical boles that are up to 12 m long or more.

Natural Distribution

This species occurs in northern South America. It is reported in Brazil, Venezuela, Colombia and Ecuador.

View More Information

Wood Identification

Anatomic Description Of Wood

Vessels exclusively solitary (over 90%). Occasionally vascular/vasicentric tracheides present. Occasionally multiple perforation plates. Vessel-ray pits larger than the intervessel pits. Apotracheal axial parenchyma diffuse and/or diffuse in aggregates. Occasionally prismatic crystals in non-chambered axial parenchyma cells. Rays of two distinct sizes. Prismatic crystals in the ray cells. Heterogeneous rays and/or multiseriate heterogeneous rays. Fibers with distinctly bordered pits.

  • Wood Macro Photo Tangential Plane
  • Wood Micro Photo Of Transversal Section

Availability

Cites Status

Unrestricted

General Wood Description

Odor

Odor is absent when dry, but it has a typical unpleasant smell when freshly cut.

Color

The sapwood is yellowish pink, the heartwood is dark brown.

COLOR INDEX (1=Black, 7=Light yellow,white)

4

Grain

Interlocked grain is reported in this species.

Texture

Medium texture is reported in this species.

Luster

It has a low to moderate luster.

Natural durability index (1= Very high durability, 7=Vey low durability)

4

Wood Physical Properties

Basic Density or Specific Gravity (O.D. weight/vol. green) (g/cm³)

0.71

Air-dry Density (Weight and volume at 12%MC) (g/cm³)

0.80

Total shrinkage Tangential (Saturated to 0%MC) (%)

11.1

Total shrinkage Radial (Saturated to 0%MC) (%)

5.7

Drying Defects

Ease of Drying: It is reported to air season rapidly. Drying Defects: Slight warping and checking.

Recommended Dry Kiln Schedule

JUNAC-B

Dimensional stability ratio (Total Tangential Shrinkage %/Total Radial Shrinkage %)

1.9

Wood Chemical Properties

Wood Mechanical Properties

Bending Strength (MOR),12%MC (kgf/cm²)

1019

Stiffness (MOE) 12%MC (kgf/cm²)

158964

Compression parallel to fiber 12%MC (kgf/cm²)

673

Workability

Sawing

Sawing of this species is reported to be rather difficult.

Rotary Veneer Cutting

This timber is reported to be suitable for lamination.

Sliced Veneer

This timber is reported to be suitable for lamination.

Planing

Planing operations are difficult if highly interlocked grain is present.

Turning

30

Finishing

Finishing of this species is reportedly easy.

REFERENCED USES

End Uses Summary

HOUSING GENERAL, beams, flooring, parquet, steps, FURNITURE AND CABINETS, cabinets, PLYWOOD AND VENEER, TURNING

General Housing
  • 10 - Silica in Timbers
Beams
  • 11 - Prospect: The wood database
Flooring
  • 14 - Handbook of Hardwoods
Parquet
  • 15 - Empire Timbers
Steps
  • 17 - Tree Conservation Database
Furniture Cabinets
  • 21 - Tropical timbers of the world. Part III-Southeast Asian and Oceanian Species.
Cabinet
  • 24 - Empire Timbers
Panels, Veneers
  • 25 - Directory of Timber Trade Malaysia
Turning
  • 30 - Embassy of Honduras in Japan

Please Provide Information To View Producer Information

* Or, continue as guest