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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.

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

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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