AMBURANA CEARENSIS PDF

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Richter and M. Nomenclature etc. Description based on 6 specimens. Growth ring boundaries distinct or indistinct or absent. Heartwood basically yellow to brown; with streaks occasionally with darker latewood striping or without streaks. Sapwood colour distinct from heartwood colour.

Density 0. Wood diffuse porous. Vessels in multiples , commonly in short 2—3 vessels radial rows. Perforation plates simple. Vessel-ray pits with distinct borders, similar to intervessel pits, of uniform size or type. Helical thickenings absent. Other deposits present dark yellowish or greenish brown. Tracheids and fibres. Fibres of medium wall thickness. Fibre pits common in both radial and tangential walls , simple to minutely bordered. Axial parenchyma. Apotracheal axial parenchyma diffuse-in-aggregates.

Paratracheal axial parenchyma aliform and confluent towards growth ring boundary distinctly confluent or forming irregular bands. Aliform parenchyma of the lozenge type. Axial parenchyma as strands. Average number of cells per strand: 2—4 —6. Rays 4—6 —7 per tangential mm, multiseriate, 1— 2—3 —4 cells wide. Rays composed of two or more cell types heterocellular.

Heterocellular rays with square and upright cells restricted to marginal rows, mostly 1 marginal row of upright or square cells. Storied structures. Storied structure present or absent, all rays storied, axial parenchyma storied, vessel elements storied. Arrangement of tiers irregular. Storeying of rays and axial parenchyma often irregular or incomplete.

Mineral inclusions. Crystals present , prismatic, located in ray cells and axial parenchyma cells. Crystal-containing axial parenchyma cells chambered. Number of crystals per cell or chamber one. Silica not observed. Physical and chemical tests. Heartwood fluorescent. Water extract not fluorescent; colour of water extract colourless to brown. Ethanol extract not fluorescent.

Colour of ethanol extract yellow. Froth test positive. Splinter burns to partial ash. Ash white to grey. 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.

Commercial timbers: descriptions, illustrations, identification, and information retrieval. Version: 9th April

INDRAMAT KDS PDF

CEREJEIRA (Amburana cearensis)

Richter and M. Nomenclature etc. Description based on 6 specimens. Growth ring boundaries distinct or indistinct or absent. Heartwood basically yellow to brown; with streaks occasionally with darker latewood striping or without streaks.

ELEKTROMAGNETISCHE FELDTHEORIE PDF

Antiproliferative Effects of Several Compounds Isolated From Amburana Cearensis A. C. Smith

The trees are large, reaching heights of up to 25 or 30 m, with trunk diameters of 50 to 90 cm. The boles have commercial lengths of about 15 m. The tree has a strong cumarin scent. In Brazil, this species is reported to occur in Northeast region in the areas known as caatingas. In Peru, it is also found in well-drained soils of the dry tropical forests. In Bolivia it is found in lowland rain forests and semideciduous forests.

ESPINA BIFIDA PDF

Amburana cearensis

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