Dryas grandis Juz.

Rosaceae


Morphology

z, 5-20 cm

Ecology

boreal steppe

Chorology

Central Asian

Xylem

Distinct rings, semi-ring-porous, vessels solitary, simple perforation, vessel diameter 20-30 ┬Ám, fibers with large pits, fibers thin-walled, parenchyma apotracheal, rays 1-3 seriate, homocellular with upright cells.

Xylem-Code

See annex

Phloem

Uniform construction, sometimes with slight ray dilatations.

Explanations

For explanations please see the Feature Characteristics.

Cross section
  

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