CITESwoodID: descriptions, illustrations, identification and information retrieval

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

Machaerium scleroxylon Tul. (Santos Palisander, Morado)

Nomenclature. Family: FABACEAE-FABOIDEAE. Further trade and local names: caviuna, jacarandá, pau ferro (BR); palissandre de Santos (FR). Code according to DIN EN 13556: MHSC. Internal code: MOR.

CITES(EU) status of protection. Not protected.

Geographic distribution. Tropical South America, southern Brazil.

Growth rings, colour, grain, etc. Growth ring boundaries distinct. Heartwood basically brown to black to purple; without streaks. Sapwood distinct from heartwood colour. Odour indistinct or absent (the timber exudes a honey-like odour when processed). Wood heavy and hard (0,85–0,95 g/cm3). Interlocked grain present.

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

Vessels (pores). Wood diffuse-porous. Vessels (pores) arranged in no specific pattern; in multiples; commonly in short (2–3 vessels) radial rows. Vessels medium (60–120 µm); moderately numerous to numerous (30–45). Tyloses absent. Other deposits in heartwood vessels (pores) present (amber to purple brown), or absent (in case sapwood is mistaken for heartwood).

Axial parenchyma. Axial parenchyma present; banded. Parenchyma bands exclusively marginal (or seemingly marginal); narrow. Other macroscopically visible types of axial parenchyma: vasicentric.

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

Storied structure. Storied structure present. Tiers regular (horizontal or slightly inclined); 4–6 per axial millimetre. Rays, axial parenchyma, vessels (pores) and fibres storied.

Physical and chemical tests. Heartwood not fluorescent. Water extract not fluorescent; colourless to brown. Heartwood extractives not leachable by water. Ethanol extract fluorescent (yellow); colourless to brown to red (dark). Splinter burns to full ash; colour of ash white to grey.

Additional information. Informationsdienst Holz Merkblatt Nr. 53. • mor.jpg. Machaerium scleroxylon (Santos Palisander, Morado). Transverse section ca. 10x. Tangential surface (variegated), 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. delta-intkey.com’.

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