Morphology

shrub, 1m

Ecology

hill zone, dry site

Chorology

Western North America

Xylem

Indistinct rings, vessels mainly solitary, thick walled, vessel diameter 40-50 mµ, simple perforations, intervascular pits round, fibers thick-walled, paratracheal parenchyma, rayless, included phloem concentric, continuous, conjunctive tissue unlignified and thin-walled, with isodiametric crystals and crystal sand.

Xylem-Code

See annex

Phloem

Uniform anatomy without sieve elements, with crystal sand. Thin walled phellem

Explanations

For explanations please see the Feature Characteristics.

Cross section
  
Radial section
  

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