Morphology

H, succulent plant, 10-20cm

Ecology

mountain and subalpine zone, dry site

Chorology

E-Alpine

Xylem

Indistinct rings, solitary vessels in the first part of the ring, vessels absent in the second part = intra-annual tangential bands of fibers, pervasive parenchyma in the first part of the ring, first part of the ring with very large rays, later part rayless, crystals absent.

Xylem-Code

See annex

Phloem

Distinct sieve cell groups parenchyma in radial rows, with crystal sand,

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