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Blunting Effect
Boring
Comments
Common Names
Common Uses
Countries of Distribution
Cutting Resistance
Distribution Overview
Drying Defects
Ease of Drying
Environmental Profile
Family Name
Gluing
Grain
Heartwood Color
Kiln Schedules
Luster
Mortising
Moulding
Nailing
Natural Durability
Natural Growth Defects
Numerical Data
Odor
Planing
Polishing
References
Regions of Distribution
Resistance to Impregnation
Response to Hand Tools
Sanding
Sapwood Color
Scientific Name
Screwing
Silica Content
Steam Bending
Strength Properties
Texture
Trade Name
Tree Identification
Tree Size
Turning

Scientific Name
Hyeronyma laxiflora

Trade Name
Ananiwana

Family Name
Euphorbiaceae

Wood Image 1

Common Names
Aguacatillo, Ananiwana, Aquacatillo, Candelo, Cargamento, Carne asada, Carneasada, Casaco, Cedro macho, Curtidor, Mascary, Nancio, Okotjo, Pantano, Piento bolletrie, Piento-bolletrie, Sangue de boi, Soeradan, Sorodan, Suradamni, Suradan, Suradanni, Tarroeha, Tarroema, Tilokoenoeroe, Trompillo

Uricana
Urucurana

Regions of Distribution
Central America, Latin America

Countries of Distribution  [VIEW MAP]
Brazil, Colombia, Columbia, Costa Rica, Cuba, Ecuador, French Guiana, Guyana, Honduras, Nicaragua, Panama, Peru, Puerto Rico, Suriname, Venezuela

Common Uses
Agricultural implements, Barge fenders, Bedroom suites, Boat building (general), Boat building, Boat building: framing, Boat building: planking, Bridge construction, Building construction, Building materials, Cabin construction, Cabinetmaking, Canoes, Chairs, Chests, Concealed parts (Furniture), Construction, Crossties, Decorative veneer, Desks, Dining-room furniture, Docks, Dockwork, Dowell pins, Dowells, Drawer sides, Factory construction, Figured veneer, Fine furniture, Floor lamps, Furniture , Furniture components, Furniture squares or stock, Furniture, General carpentry, Harbor work, Hatracks, Heavy construction, Joinery, Kitchen cabinets, Lifeboats, Light construction, Living-room suites, Marine construction, Mine timbers, Naval architecture, Office furniture, Paneling, Piling, Plywood, Radio - stereo - TV cabinets, Raft floats, Railroad ties, Vehicle parts, Veneer, Veneer: decorative, Wheel spokes

Environmental Profile
Status unknown in many of its growth areas


Distribution Overview
Depending on the species, ranges from southern Mexico to southern Brazil including the Guianas, Peru, and Colombia, also throughout the West Indies. Varies from abundant in seasonal marshes to relic occurrences in old forests on heavy soils.

Heartwood Color
Yellow
Red
Purple
Brown
Green/grey
Orange
Dark brown
Reddish brown
Dark brown
Red
Purplish-pink-gray
Brown


Sapwood Color
Pinkish
Well defined
Pinkish white
Gray beige


Grain
Figure
Interlocked
Stripe (figure)
Even
Rippled (figure)
Other (figure)
Silver tint (figure)
Straight
Irregular

Striped figure
Interlocked
Rippled figure
Other figure
Straight
Irregular and highly interlocked
Figure produces a silver cast


Texture
Medium
Fine
Medium coarse to coarse
Medium
Fine to medium


Luster
Medium
Slightly lustrous
Dull


Natural Growth Defects
Gum and mineral deposits


Natural Durability
Moderately durable
Susceptible to insect attack
Resistant to powder post beetles
Non-resistant to marine borers
Resistant to termites
Resistant to attack from marine borers
Durable
Resistant to wood staining fungal attack
Resistant to attack from termites (Isoptera)
Resistant to attack from powder post (Lyctid & Bostrychid) beetles
Moderately resistant to termite (Isoptera) attack
Moderately durable
Moderate heartwood resistance to termites
Heartwood susceptible to dry wood insect attack
Heartwood resistant to decay


Odor
No specific smell or taste


Silica Content
Moderate


Kiln Schedules
Drying (speed) is fast


Drying Defects
Splitting
Checking
Distortion
Moderate surface checking
Slight end splitting
Moderate twist/warp
Slight twist/warp
Slight distortion
No twisting or warping
No cupping, generally
Moderate spring/bow
Case hardening may occur

No end splitting

Ease of Drying
Moderately Difficult to Difficult
Moderate
Dries rapidly with little degrade
Difficult


Tree Identification
Bole/stem form is buttressed
Bole/stem form is straight


Tree Size
Tree height is 40-50 m


Comments
General finishing qualities are rated as satisfactory

Blunting Effect
Little
High to severe
Medium effect


Boring
Easy


Cutting Resistance
Fairly Difficult to Very Difficult to saw
Difficult to saw


Gluing
Easy to glue
Glues well


Mortising
Finishes well


Moulding
Good finishing results


Nailing
Pre-boring required
Holds nails well


Planing
Very Good to Excellent Results
Fair to Good Results
Easy to plane
Planes to a satisfactory finish
Planes to a poor finish
Interlocked grain may affect planing
Ease of planing is moderate
Difficult to plane


Resistance to Impregnation
Permeable sapwood
Resistant heartwood
Resistant sapwood
Sapwood is permeable
Moderately permeable


Response to Hand Tools
Easy to Work
Moderate working qualities
Difficult to machine


Sanding
Good sanding finish


Screwing
Screwing yields good results


Turning
Fairly Easy to Very Easy
Good results


Steam Bending
Good


Polishing
Requires a filler
Good results


Strength Properties
Density (dry weight) = 46-52 lbs/cu. ft.
Density (dry weight) = 53-60 lbs/cu. ft.
Bending strength (MOR) = medium
Max. crushing strength = high
Hardness = medium
Hardness (side grain) = medium
Bending strength (MOR) = high
Shrinkage, Tangential = large
Shrinkage, Tangential = fairly large
Shrinkage, Radial = fairly large
Shearing strength (parallel to grain) = low
Modulus of Elasticity (stiffness) = medium
Modulus of Elasticity (stiffness) = high
Work to Maximum Load = very low
Shrinkage, Radial = large
Shearing strength (parallel to grain) = medium
Max. crushing strength = medium
Density (dry weight) = 61-67 lbs/cu. ft.
Density (dry weight) = 38-45 lbs/cu. ft.
Bending strength (MOR) = very high


Numerical Data
ItemGreenDryEnglish
Bending Strength1155218586psi
Crushing Strength7451137psi
Density50lbs/ft3
Hardness1696lbs
Maximum Crushing Strength54929280psi
Shearing Strength1787psi
Static Bending614810888psi
Stiffness191722621000 psi
Toughness182inch-lbs
Work to Maximum Load69inch-lbs/in3
Specific Gravity0.520.58
Weight5149lbs/ft3
Radial Shrinkage5%
Tangential Shrinkage9%
Volumetric Shrinkage17%
ItemGreenDryMetric
Bending Strength8121306kg/cm2
Crushing Strength5279kg/cm2
Density801kg/m3
Hardness769kg
Maximum Crushing Strength386652kg/cm2
Shearing Strength125kg/cm2
Static Bending432765kg/cm2
Stiffness1341591000 kg/cm2
Toughness209cm-kg
Work to Maximum Load0.420.63cm-kg/cm3
Specific Gravity0.520.58
Weight817785kg/m3
Radial Shrinkage5%
Tangential Shrinkage9%

References
Berni, C.A., Bolza, E., Christensen, F.J.,1979,South American Timbers - The Characteristics, Properties and Uses of 190,Species,C.S.I.R.O Div. Building Research

Brown, W.H.,1978,Timbers of the World, No. 2 South America,TRADA, Red Booklet Series

Chichignoud, M., G. Deon, P. Detienne, B. Parant and P. Vantomme. 1990. Tropical Timber Atlas of Latin America. International Tropical Timber Organization (ITTO, Centre Technique Forestier Tropical, Division of CIRAD, 45 bis, Avenue de la Belle Gabrielle, Nogent-sur-marne, CEDEX, France.

Chudnoff, M.,1984,Tropical Timbers of the World,U.S.A. Department of Agriculture, Forest Service, Forest Products,Laboratory, Madison.

Erfurth, T., Rusche, H.,1976,The Marketing of Tropical Wood B. Wood Species from S. American Tropical,Moist Forests,F.A.O. Forestry Department

Fanshawe, D.B.,1954,Forest Products of British Guiana Part 1 Principal Timbers,Forest Department British Guiana Forestry Bulletin (New Series 2nd,Edition,No.1

Longwood, F.R.,1962,Commercial Timbers of the Caribbean,U.S.A. Department of Agriculture, Agriculture Handbook,No.207

Takahashi, A.,1975,Compilation of data on the Mechanical Properties of Foreign Woods (Part 2,Central and South America,Shimane University, Japan, Research Report on Foreign Wood No.4

Tropical Timber Information Centre,1975,Hieronyma alchorneoides and Hieronyma laxiflora,State University, New York TTIC Brief No. 5.

Wangaard, F.F., W.L. Stern, and S.L. Goodrich. 1955. Tropical Woods - Properties and Uses of Tropical Woods, Volume V, No. 103. School of Forestry, Yale University, New Haven, Connecticut.

WCMC. 1992. Conservation Status Listing - Trees and Timbers of the World. World Conservation Monitoring Center - Plants Programme, Cambridge, CB3 ODL, United Kingdom.