Xylem

Indistinct rings, vessels solitary and in small groups, vessel diameter 30-50 mµ, simple perforations, intervascular pits round, fibers thin to thick-walled, paratracheal parenchyma, rayless, included phloem diffuses and concentric with small round groups of phloem, conjunctive tissue lignified, fairly thin-walled, without crystals.

Xylem-Code

See annex

Phloem

Uniform anatomy without sieve elements, with crystal sand.

Explanations

For explanations please see the Feature Characteristics.

Cross section
   
Bark
 

© 2005 WSL - F. Schweingruber, W. Landolt, last update 18.11.2010