Ceanothus velutinus Dougl.

Rhamnaceae


Morphology

N 80-150

Ecology

mediterranean mountain garigue

Chorology

W-North America

Xylem

Distinct rings, semi-ring-porous, vessels in irregular radial and dendritic groups, vessel diameter 30 – 60mµ, simple perforations, with thin helical thickenings, fibers with small pits, fibers thin to thick-walled, parenchyma not to recognize, rays 1-3 seriate, heterogeneous with a few prostrate and many rows of upright cells.

Xylem-Code

See annex

Phloem

Round groups of sclerenchyma, with prismatic crystals and crystal drusdes.

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