CITESwoodID: descriptions, illustrations, identification and information retrieval


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

Dalbergia cearensis Ducke (Kingwood, pau violeta)

Nomenclature. Family: FABACEAE-FABOIDEAE. Further trade and local names: tulipwood, violet wood (trade); jacarandá violeta, miolo de negro, pau rosa, violeta (BR); bois de violette (F). Code according to DIN EN 13556: DLCR. Internal code: KIN.

CITES(EU) status of protection. Not protected.

Geographic distribution. Tropical South America. Brazil:.

Growth rings, colour, grain, etc. Growth ring boundaries distinct, or indistinct or absent. Heartwood basically black, purple; with streaks. Sapwood distinct from heartwood colour. Odour distinct (aromatic, somewhat sweet when freshly cut). Wood 0.9–1.0–1.2 g/cm3. Interlocked grain present.

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

Vessels (pores). Wood semi-ring-porous to diffuse-porous; earlywood pore ring uniseriate (frequently discontinuous). Vessels (pores) in multiples; commonly in short (2–3 vessels) radial rows and in radial rows of 4 or more. Vessels small to medium (20–70–150 µm); few to numerous (10–32–68). Tyloses absent. Other deposits in heartwood vessels (pores) present, or absent (in case sapwood is mistaken for heartwood).

Axial parenchyma. Axial parenchyma present; banded (of irregular ocurrence). Parenchyma bands not (only) marginal; narrow. Other macroscopically visible types of axial parenchyma: aliform and confluent (rather insdistinct, difficult to observe). Aliform parenchyma of the lozenge type.

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

Storied structure. Storied structure present. Tiers regular (horizontal or slightly inclined); 6–8 per axial millimetre.

Physical and chemical tests. Heartwood not fluorescent. Water extract not fluorescent; colourless to brown. Ethanol extract fluorescent (weakly pink); purple. Splinter burns to full ash; colour of ash white to grey.

Additional information. • kin.jpg. Dalbergia cearensis (Kingwood).

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.’.