Aeonium simsii (Sw.) Stern

Crassulaceae


Morphology

Ch, succulent plant, 10-15cm

Ecology

Subtropical, laurel zone

Chorology

Canary Islands, Gran Canaria

Xylem

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

Xylem-Code

See annex

Phloem

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

Explanations

For explanations please see the Feature Characteristics.

Cross section
      

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