Morphology

H 10-20cm, prostrate

Ecology

subtropicalalalalcoastal zone

Chorology

Macaronesian, endemic Canary Islands

Xylem

Distinct ring boundaries in the xylem, diffuse to semi-ring porous, vessels solitary, paratracheal parenchyma, sometimes with thin walled marginal parenchyma, large unlignified rays few rays width 1 -3 cells, crystals absent, included phloem appears in the third ring.

Xylem-Code

See annex

Phloem

Groups of sieve cells and parenchyma in radial rows, distinct ray dilatations, without crystals.

Remarks

Cross section:
Tangential section:
Radial section:
Bark:

Tenerife, Canary Islands, Spain

Explanations

For explanations please see the Feature Characteristics.

Cross section
   
Tangential section
 
Radial section
 

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