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HIBISCUS (Hibiscus tiliaceus)
Trade Name
Hibiscus
Scientific Name
Hibiscus tiliaceus L.
Family
MALVACEAE
Common Names
Mahoe; Baru laut (Sarawak); Po thale (Thailand); Malubago (Philippines); Po na (Thailand); Khamin nang matse (Thailand); Ta sua (Laos); Hou sua (Laos); Malabugo (Philippines); Thinban (Myanmar); Babaru bulu (Malaysia); Baru-baru (Malaysia); Babaru (Indonesia); Waru (Indonesia); Baru (Indonesia); Sea hibiscus; Ragindi (Philippines); Danglin (Philippines)
Scientific Name Synonyms
Paritium abutiloides (Willd.) G. Don; Pariti tiliaceum (L.) A. Juss.; Hibiscus tortuosus Roxb.; Hibiscus tiliaefolius Salisb.; Hibiscus porophyllus Vell.; Hibiscus circinnatus Willd.; Hibiscus abutiloides Willd.
Description Of The Tree
Botanical Description
It is a small to medium sized tree up to 30 m tall, branchless for 12 m, up to 80 cm in diameter, without or with small buttresses.
Natural Habitat
Hibiscus species are found in secondary lowland forests. Sometimes they are also found in primary forests, up to 1,500 m of altitude.
Plantations Available?
Hibiscus is widely planted as an ornamental tree.
Wood Identification
Anatomic Description Of Wood
Colored deposits in heartwood vessels. Vessels per mm2 5 to 20. Simple perforation plates. Axial parenchyma in marginal or in seemingly marginal bands. Paratracheal axial parenchyma scanty and/or vasicentric. Axial parenchyma aliform. Axial parenchyma confluent. Axial parenchyma storied. Rays storied. Body ray cells procumbent with one row of upright and/or square marginal cells (Kribs-III). Fibers storied.
Availability
Cites Status
Unrestricted
General Wood Description
Color
The heartwood is pale or dark yellow, brown, pale brown-gray or blue-gray with purplish tinge, gray-black, purple-black, sharply differentiated from the white or pale yellow sapwood.
COLOR INDEX (1=Black, 7=Light yellow,white)
3
Grain
Straight or interlocked grain is common in this species.
Texture
Texture is usually fine to moderately fine.
Natural Durability
The wood is non-durable when exposed to the weather or in contact with the ground. The heartwood is resistant to dry wood termites.
Natural durability index (1= Very high durability, 7=Vey low durability)
5
Wood Physical Properties
Basic Density or Specific Gravity (O.D. weight/vol. green) (g/cm³)
0.49
Air-dry Density (Weight and volume at 12%MC) (g/cm³)
0.53
Total shrinkage Tangential (Saturated to 0%MC) (%)
4.9
Total shrinkage Radial (Saturated to 0%MC) (%)
2.4
Dimensional stability ratio (Total Tangential Shrinkage %/Total Radial Shrinkage %)
2.1
Wood Chemical Properties
Wood Mechanical Properties
Workability
Rotary Veneer Cutting
Lamination of this species is possible.
Sliced Veneer
Lamination of this species is possible.
Machining
Machining of this species is reported to be easy.
Turning
30
Finishing
It gives a smooth finish.
REFERENCED USES
End Uses Summary
HOUSING GENERAL, frames, PLYWOOD AND VENEER, TURNING, cutlery, SPORTS, TOOLS, tool handles, PACKING, CONTAINERS, truck bodies, truck flooring, NAVAL CONSTRUCTION, boats, OTHER AND MUSICAL INSTRUMENTS, handicrafts, matches, axle, moldings
General Housing
- 10 - Silica in Timbers
Frames
- 16 - Woods of the World
Panels, Veneers
- 25 - Directory of Timber Trade Malaysia
Turning
- 30 - Embassy of Honduras in Japan
Knife Handles
- 33 - Embassy of Gabon in Japan
Sports
- 38 - Annual Review and Assessment of the World Timber Situation 1998-ITTO
Tools
- 42 - Utilización Industrial de Nuevas Especies Forestales en el Perú.
Tool Handles
- 43 - Maderas de Bolivia (Características y Usos de 55 Maderas Tropicales)
Packing
- 45 - Recopilación y Análisis de Estudios Tecnológicos de Maderas Peruanas
Truck Body
- 53 - Timbers of the New World
Truck Flooring
- 54 - Bulletin of the Government Forest Experiment Station N.157: Identification of Tropical Woods
Shipbuilding
- 55 - Tropical Timber Atlas of Latin America
Boats
- 56 - Manual de Identificación de Especies Forestales de la Subregión Andina.
Other & Musical Instruments
- 63 - Madeiras do Brazil II
Handcraft
- 66 - Maderas latinoamericanas. VII. Caracteristicas anatomicas. propiedades fisicomecanicas, de secado, y tratabilidad de la madera juvenil de Cordia alliodora (Ruiz & Pav. Oken.)
Matches
- 71 - Proprietes physiques et mecaniques des bois tropicaux, premier supplement
Axles
- 73 - Handbook of Hardwoods
Molding
- 79 - Padronização da Nomenclatura Comercial Brasileira das Madeiras Tropicais Amazônicas, Sugestão
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