CITESwoodID: descriptions, illustrations, identification and information retrieval


H. G. Richter, K. Gembruch, G. Koch

Simarouba amara Aubl. (Simaruba, Marupá)

Nomenclature. Family: SIMAROUBACEAE. Further trade and local names: caixeta, cajú-rana, malacacheta, pitomba (BR); hualaja (PE); soemaroepa (SR, NL); acajou blanc (GR, FR); bitterwood (US). Code according to DIN EN 13556: SMAM. Internal code: MAR.

CITES(EU) status of protection. Not protected.

Geographic distribution. Tropical South America.

Growth rings, colour, grain, etc. Growth ring boundaries indistinct or absent. Heartwood basically gold yellow, white or grey. Sapwood similar to heartwood colour. Wood light weight and soft (0,32–0,4 g/cm3). Interlocked grain present.

Hardwood vs softwood. Vessels (pores) present (= hardwood).

Vessels (pores). Wood diffuse-porous. Vessels (pores) in multiples; commonly in short (2–3 vessels) radial rows. Vessels medium to large (130–200–290 µm); very few, or few (1–4 (-10)). Tyloses absent. Other deposits in heartwood vessels (pores) present (yellowish brown), or absent (in case sapwood is mistaken for heartwood).

Axial parenchyma. Axial parenchyma present; not banded. Other macroscopically visible types of axial parenchyma: aliform and confluent. Aliform parenchyma winged.

Rays. Rays narrow. Large rays commonly less than 1 mm high.

Storied structure. Storied structure present. Tiers regular (horizontal or slightly inclined), or irregular; 2 per axial millimetre. All rays, axial parenchyma, vessel elements and fibres storied.

Resin canals. Normal resin canals present; in long tangential lines, or in short tangential lines.

Physical and chemical tests. Heartwood not fluorescent (the bluish colour is a reflection the ultraviolet radiation, not fluorescence). Water extract not fluorescent; colourless to brown. Ethanol extract not fluorescent; colourless to brown. Froth test weak positive. Splinter burns to partial ash; colour of ash white to grey.

Additional information. • mar.jpg. Simarouba amara (Simaruba, Marupá). Transverse section ca. 10x. Wood surface, natural size.

The interactive key allows access to the character list, illustrations, full and partial descriptions, diagnostic descriptions, differences and similarities between taxa, lists of taxa exhibiting specified attributes, summaries of attributes within groups of taxa, and geographical distribution.

Cite this publication as: ‘Richter, H.G., Gembruch, K., and Koch, G. 2014 onwards. CITESwoodID: descriptions, illustrations, identification, and information retrieval. In English, French, German, and Spanish. Version: 16th May 2014.’.