Morphology

Ch, succulent plant, 20-50cm

Ecology

Subtropical, laurel zone

Chorology

Canary Islands, Gomera

Xylem

Indistinct rings, isolated vessel/parenchyma groups or tangential vessel/parenchyma bands between vesselless fiber zone (intervascular parenchyma). Vessel diameter 20 ¿ 50µm, vessel frequency vessel frequency 200-500 mm2, reticulate vessel-pitting, with septete fibers, rayless, crystals absent.

Xylem-Code

See annex

Phloem

Sieve cell groups between parenchyma tissue, crystal sand and short acicular crystals in cortex and pith

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