Name and Family
Spanish Common Name OCHOO
International Common Name POSSUMWOOD, ASSACU
Scientific Name Hura crepitans
Family EUPHORBIACEAE

Distribution: Ecological: Transition from humid tropical forest to humid sub-tropical forest.
Geographic: Provinces of Santa Cruz, Beni, Cochabamba, La Paz y Pando;Bolivia

General Characteristics of the Tree: Total height 40 m; large crown, intense green foliage, uniform tapering bole.
General Characteristics of the Wood: Sapwood white, with gradual transition to yellowish heartwood; no characteristic odor, taste somewhat alkaline, annual rings distinguishable, straight grain.
Physical Properties of the Wood:
Density at 12 % moisture content 0,52 gr/cm3
Specific Gravity 0,44 gr/cm3 medium
Total radial shrinkange, R 3,9 %
Total tangential shrinkange, T 5,7 %
Total volumetric shrinkange 9.7 %
T/R 1,5 stable wood

Mechanical Properties of the Wood (12% M.C.)
Static bending 685 kg/cm2
Modulus of elasticity in satatic flex 90.000 kg/cm2
Compression parallel to grain 445 kg/cm2
Lateral hardeness 364 kg

Workability of the Wood: Ochoo machines easily and finishes well, but it may have tension wood zones that produce fuzzy and torn surface in planing. It also weathers very well, very good to excellent glueing properties. Kiln Drying Schedule: USA T6-D2(4/4,5/4,6/4); USA T3-D1 (8/4); British Schedule E (4/4, 5/4, 6/4).

Natural Durability: Wood is moderately permeable, good absortion, natural durability is poor. Ochoo is susceptible to blue stain.

Recommended Uses: Doors, door frames. Mouldings. Coffins. Windows frames. Furniture. Veneer. Boxes, crates.
Fiber board, particle board. Toys. Plywood. Joinery.

Species with similar properties: Species in the USA: Aspen, Basswood, Poplar, Alder, Pines and Firs.
Tropical species: Cativo, Spanish Cedar, Lauan.

Name and Family
Spanish Common Name CAMBARA
International Common Name JABOTY,CAMBARA
Scientific Name Erisma uncinatum
Family VOCHYSIACEAE

Distribution: Ecological: Humid, sub-tropical and tropical forest.
Geographic: Provinces of Santa Cruz, Beni, Pando; Bolivia

General Characteristics of the Tree: Total height up to 30 m; bole straight and cylindrical; medium sized round crown.
General Characteristics of the Wood: Wide and differentiated sapwood, greyish white; light pink to purple brown heartwood, straight fibers, thick grain.
Physical Properties of the Wood:
Density at 12 % moisture content 0,60 gr/cm3
Specific Gravity 0,46 medium
Total radial shrinkange, R 3,36 %
Total tangential shrinkange, T 8,87 %
T/R 2,63 unstable
Total volumetric shrinkange 13.40 %
Mechanical Properties of the Wood (12% M.C.)
Static bending 649 kg/cm2
Modulus of elasticity in satatic flex 99.075 kg/cm2
Compression parallel to grain 348 kg/cm2
Lateral hardeness 327 kg
Workability of the Wood: Drying free of major risks, slight risk of deformation and splitting; wood slightly abrasive, good glueing. Very good to excellent machining properties, easy to saw, plane and sand but regula finish; processing medium to hard when dry; fair to good spliting resistance in nailing and screwing; excellent nail and screw holding ability. Fast kiln drying, kiln drying schedule: USA T1-D2 (4/4, 5/4, 6/4).
Natural Durability: Total and uniform absorbtion of pressure treatment, low resistance to rot, prone to termite attack, and good durability against fungus and dry wood insects.
Recommended Uses: Doors and windows. Door frames. Millwork. Mouldings. Paneling. Cabinetry. Spiral staircases.
Furniture. Boxes. Turnings.
Species with similar properties:
Similar USA species: Black Cherry, Bigleaf Maple (soft maple), White Oak, American Elm Similar tropical species: Malaysian and Indonesian Lauan, Laurel, Parana Pine, Spanish Cedar.

Name and Family
Spanish Common Name YESQUERO NEGRO
International Common Name ALBARCO JEQUITIBA
Scientific Name Cariniana estrellensis
Family LECYTHIDACEAE

Distribution: Ecological: Very humid and humid, sub-tropical forest.
Geographic: Provinces of Santa Cruz, Beni, Pando, Cochabamba, La Paz; Bolivia.

General Characteristics of the Tree: Total height up to 35 m; bole uniform and straight; round large crown, with intensely green leaves.
General Characteristics of the Wood: Its wood is a grayish tan in color, with ocasinal pinkish streaks. Its heartwood and sapwood are similar and both are utilized, but heartwood has more elegant gray/pinkish tones. Odor similar to that of vanilla, no characteristic taste; annual rings clearly distinguished by a space between tissue strips, straight to crossed grain; it has a fine-grained smooth texture.
Physical Properties of the Wood
Density at 12 % moisture content 0,68 gr/cm3
Specific Gravity 0,57 gr/cm3 medium
Total radial shrinkange, R 4,4 %
Total tangential shrinkange, T 7,2 %
Total volumetric shrinkange 11.7 %
T/R 1,6 stable wood
Mechanical Properties of the Wood (12% M.C.)
Static bending 846 kg/cm2
Modulus of elasticity in satatic flex 100.000 kg/cm2
Compression parallel to grain 514 kg/cm2
Lateral hardeness 735 kg
Lateral Resistance to nail extraction 153 kg/nail
Workability of the Wood: Easy to process mechanically, good to very good machining properties, good and smooth surface finish and stable, fair to good spliting resistance in nailing and screwing, very good to excellent nail and screw holding ability, good to very good glueing properties. Kiln drying schedule: USA T3-D2 (4/4,5/4,6/4), USA T3-D1 (8/4); British Schedule D: (4/4,5/4,6/4).
Natural Durability: Wood is difficult to treat. Natural durability is good, especially when not in contact with soil, and resistant to dry-wood termites.
Recommended Uses: Furniture and Parts. Doors, door frames. Window frames. Mouldings. Veneer. Turnery. Cabinetry. Flooring, parquet. Coffins. Tongue and groove. Tool handles and athletic equipment. Musical Instruments. Match sticks.Pencils
Species with similar properties:
Species in the USA: Blue Ash, Red Oak, Black Walnut, Beech, Birch. Tropical species: Mahogany, Apamate, Avodire

Name and Family
Spanish Common Name VERDOLAGO
International Common Name NARGUSTA
Scientific Name Terminalia amazonia
Family COMBRETACEAE

Distribution: Ecological: Humid, sub-tropical and tropical forest.
Geographic: Provinces of Santa Cruz, Beni, Cochabamba; Bolivia

General Characteristics of the Tree: Total height up to 30 m; bole straight and uniform; large crown and shiny green leaves.

General Characteristics of the Wood: Sapwood yellowish white with gradual transition to heartwood with light yellowish brown color and dark stripes; no odor or characteristic taste; annual rings clearly distinguished by separations, straight to weavy grain.

Physical Properties of the Wood
Density at 12 % moisture content 0,80 gr/cm3
Specific Gravity 0,66 gr/cm3 Heavy
Total radial shrinkange, R 5,3 %
Total tangential shrinkange, T 9,1 %
Total volumetric shrinkange 13.40 %
T/R 1,7 stable wood
Mechanical Properties of the Wood (12% M.C.)
Static bending 1.088 kg/cm2
Modulus of elasticity in satatic flex 100.000 kg/cm2
Compression parallel to grain 584 kg/cm2
Lateral hardeness 911 kg

Workability of the Wood: Easy to process mechanically, good surface finish, cracks and bending develop when air dried.

Natural Durability: Moderate absorption under pressure treatment. Good natural durability, especially when not in contact with soil; medium resistance to insect and fungy attack.

Recommended Uses: Structural lumber: (beams, columns).
Flooring. Tongue & groove. Stair. Turnery. Tools handles.
Truck beds. Boats. Rackets. Verdolago - Decking (Link)

Species with similar properties
Species in the USA: Green Ash; Black Walnut; Black, Laurel Oak; Hickory species, Maple species
Tropical species: Lapacho, Peroba de Campos, Lauan Species

Name and Family
Spanish Common Name JICHITURIQUI
International Common Name PEROBA ROSA
Scientific Name Aspidosperma sp.
Family APOCINACEAE

Distribution: Ecological: Humid, sub-tropical forest.
Geographic: Provinces of Santa Cruz, Beni, Chuquisaca; Bolivia.

General Characteristics of the Tree: Total height up to 35 m; bole straight and cylindrical; medium sized round crown; light green leaves.
General Characteristics of the Wood: Sapwood ligh brown with gradual transition to heartwood with redish brown color and light grain; no characteristic taste or odor; annual rings clearly distinguished by dark zones lacking pores, straight to crossed grain.
Physical Properties of the Wood:
Density at 12 % moisture content 0,89 gr/cm3
Specific Gravity 0,73 gr/cm3 Heavy
Total radial shrinkange, R 5,5 %
Total tangential shrinkange, T 8,7 %
Total volumetric shrinkange 13.9 %
T/R 1,6 stable wood
Mechanical Properties of the Wood (12% M.C.)
Static bending 1.192 kg/cm2
Modulus of elasticity in satatic flex 130.000 kg/cm2
Compression parallel to grain 691 kg/cm2
Lateral hardeness 1,302 kg
Lateral Resistance to nail extraction 268 kg/nail
Workability of the Wood: More difficult to process mechanically when dry; processing when wet recommended; produces good surface finish.
Natural Durability: Wood is medium permeable. Natural durability is good, especially when not in contact with soil, insect attack.
Recommended Uses: Furniture. Cabinet work. Interior and exterior joinery. Flooring. Slicing. Turnings. Carvings.
Wood Construction. Millwork. Tongue & groove. Hand tools.
Species with similar properties: In the USA: Hickory species.

Name and Family
Spanish Common Name ITAUBA
International Common Name ITAUBA
Scientific Name Mezilaurus itauba
Family LAURACEAE

Distribution: Ecological: Humid to sub-humid tropical forest.
Geographic: Provinces of Santa Cruz, Cochambamba, La Paz, Beni; Bolivia.

General Characteristics of the Wood: Sapwood non-visible, yellowish to dark glossy brown heartwood, straight fibers.
Physical Properties of the Wood
Density at 12 % moisture content 0,85 gr/cm3
Specific Gravity 0,70 gr/cm3 Heavy
Total radial shrinkange, R 3,7 %
Total tangential shrinkange, T 9,7 %
Total volumetric shrinkange 10.5 %
T/R 3,0 not stable wood

Mechanical Properties of the Wood (12% M.C.)
Static bending 1,144 kg/cm2
Modulus of elasticity in satatic flex 123.000 kg/cm2
Compression parallel to grain 583 kg/cm2

Workability of the Wood: Easy to process mechanically; good surface finish, difficult to drive nails through it. Delicate glueing.

Natural Durability: Difficult to treat with pressure treatment, natural durability is good, termite and fungus resistant.

Recommended Uses: Millwork. Structural lumber: beams ,columns. Decking. Cabinet making. Boat construction.
Turnery

BIBOSI, Ficus sp.
Synonoms: Caxinguba, Higuerón
Bibosi is a medium hard and textured wood. It can be used for interior carpentry, doors, windows, mouldings, etc. It has good machining and finishing characteristics.

Nomenclature etc. MORACEAE. F. anguina, F. crassiuscula, F. glabrata, F. insipida, F. killipii, F. hartwegii, F. mathewsii, F pertusa, F. ruiziana, F. trigona. Trade and local names: higuero, higuerón; figueira (Handelsnamen trade names. Status of protection under CITES regulations: not protected.

Description based on: 11 specimens. Tree. Geographic distribution: Mexico and Central America to temperate South America.

General. Growth ring boundaries distinct or indistinct or absent. Heartwood basically yellow white or grey, without streaks. Sapwood colour similar to heartwood colour. Basic specific gravity 0.3–0.65 g/cm³.

Vessels. Wood diffuse-porous. Vessels in multiples, commonly short (2–3 vessels) radial rows. Average tangential vessel diameter (170–)200–250(–280) µm. Average number of vessels/mm² (2–)3–6(–10). Perforation plates simple. Intervessel pits alternate, average diameter (vertical) 8–11 µm. Vessel-ray pits predominantly with reduced borders or apparently simple, rounded or angular or horizontal to vertical. Tyloses in vessels absent.

Tracheids and fibres. Fibres very thin-walled, or of medium wall thickness. Fibre pits mainly restricted to radial walls, simple to minutely bordered. Fibres non-septate.

Axial parenchyma. Axial parenchyma banded. Axial parenchyma bands 2–3 per radial mm. Axial parenchyma paratracheal. Paratracheal axial parenchyma aliform, or confluent. Aliform parenchyma lozenge. Axial parenchyma as strands. Average number of cells per axial parenchyma strand 4–8.

Rays. Rays 4–7 per tangential mm, multiseriate, also if only few, (1–)2–6 cells wide. Height of large rays commonly 500 to 1000 µm, or commonly over 1000 µm. Rays composed of two or more cell types. Heterocellular rays square and upright cells restricted to marginal rows. Number of marginal rows of upright or square cells 1, or 2–4. Sheath cells occasionally present.

Secretory structures. Intercellular canals absent. Laticifers or tanniniferous tubes F. anguina, F. crassiuscula, F. insipida, F. pertusa, F. ruiziana, F. trigona present (F. glabrata, F. hartwegii, F. killipii, F. mathewsii), or absent.

Mineral inclusions. Crystals present, prismatic, located in ray cells and axial parenchyma cells. Crystal-containing ray cells upright and/or square or procumbent. Crystal-containing axial parenchyma cells chambered, or not chambered. Number of crystals per cell or chamber one, or more than one (up to 2). Silica in some specimens from Peru and Bolivia present or not observed, as grains, in rays cells. Particles usually small and inconspicuous.

Name and Family
Spanish Common Name YESQUERO NEGRO
International Common Name ALBARCO JEQUITIBA
Scientific Name Cariniana estrellensis
Family LECYTHIDACEAE

Distribution: Ecological: Very humid and humid, sub-tropical forest.
Geographic: Provinces of Santa Cruz, Beni, Pando, Cochabamba, La Paz; Bolivia.

General Characteristics of the Tree: Total height up to 35 m; bole uniform and straight; round large crown, with intensely green leaves.
General Characteristics of the Wood: Its wood is a grayish tan in color, with ocasinal pinkish streaks. Its heartwood and sapwood are similar and both are utilized, but heartwood has more elegant gray/pinkish tones. Odor similar to that of vanilla, no characteristic taste; annual rings clearly distinguished by a space between tissue strips, straight to crossed grain; it has a fine-grained smooth texture.

Physical Properties of the Wood
Density at 12 % moisture content 0,68 gr/cm3
Specific Gravity 0,57 gr/cm3 medium
Total radial shrinkange, R 4,4 %
Total tangential shrinkange, T 7,2 %
Total volumetric shrinkange 11.7 %
T/R 1,6 stable wood
Mechanical Properties of the Wood (12% M.C.)
Static bending 846 kg/cm2
Modulus of elasticity in satatic flex 100.000 kg/cm2
Compression parallel to grain 514 kg/cm2
Lateral hardeness 735 kg
Lateral Resistance to nail extraction 153 kg/nail
Workability of the Wood: Easy to process mechanically, good to very good machining properties, good and smooth surface finish and stable, fair to good spliting resistance in nailing and screwing, very good to excellent nail and screw holding ability, good to very good glueing properties. Kiln drying schedule: USA T3-D2 (4/4,5/4,6/4), USA T3-D1 (8/4); British Schedule D: (4/4,5/4,6/4).
Natural Durability: Wood is difficult to treat. Natural durability is good, especially when not in contact with soil, and resistant to dry-wood termites.

Recommended Uses: Furniture and Parts. Doors, door frames. Window frames. Mouldings. Veneer. Turnery. Cabinetry. Flooring, parquet. Coffins. Tongue and groove. Tool handles and athletic equipment. Musical Instruments. Match sticks. Pencils

Species with similar properties:
Species in the USA: Blue Ash, Red Oak, Black Walnut, Beech, Birch
Tropical species: Mahogany, Apamate, Avodire