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Tuesday, 25 April 2017

Berberis vulgaris L.

Berberis vulgaris L.

Barberry

Berberidaceae

Transversal section

Ring-porous to semi-ring-porous. Growth ring boundaries undulating. Earlywood pore ring discontinuous. Latewood pores and vascular tracheids in clusters with a diagonal to dendritic orientation. Parenchyma diffuse, apotracheal.          

Radial section

Simple perforation plates. Distinct spiral thickenings in vessels and vascular tracheids. Homogeneous rays, occasionally heterogeneous with one or two enlarged marginal cells. Libriform fibres present, fibre-tracheids absent.   

Tangential section

Rays 5- to 7-seriate, rarely narrower or wider, very rarely uniseriate rays. Sheath cells occasionally present. Ray height up to 10 mm.   

Key characters

Ring-porous. In latewood clusters of pores and vascular tracheids with a diagonal to dendritic orientation. Wide, high rays, generally homogeneous. Simple perforation plates, spiral thickenings.

© / authors / citation / 03.05.06

For further details log on website :
http://www.woodanatomy.ch/species.php?code=BBVU

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