Morphology

shrub, - 1 m

Ecology

hill and mountain zone, medium site

Chorology

China, Japan

Xylem

Distinct rings, semi-ring porous, vessels in radial patterns, simple perforations, spiral thickenings, earlywood vessel diameter 40 - 60µm, fibers thin to thick-walled, parenchyma absent or not to recognize, ray width >10 cell, ray cells mostly square, , ray height >1mm, pr. Crystals absent

Xylem-Code

See annex

Phloem

Tangential layers of collapsed sieve cells, sclerenchymatic cells in tangential rows, annual? tangential cracks, with ray dilatations, crystals absent

Explanations

For explanations please see the Feature Characteristics.

Cross section
   
Tangential section
 
Radial section
 
Bark
 

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