Drosera rotundifolia L.

Droseraceae


Morphology

H, 5-12

Ecology

hill and mountain zone

Chorology

Euro-Siberian

Xylem

No secondary growth, rings absent, vessels in groups, vessel diameter <20 mµ, fibers absent, simple perforations, intervascular pits scalariform and round, pervasive parenchyma, rayless, sieve cell groups stay irregularly in the central cylinder (included phloem) sieve cell and vessel groups do not form distinct vascular bundles. Crystals absent.

Xylem-Code

See annex

Phloem

Uniform anatomy without sieve elements.

Explanations

For explanations please see the Feature Characteristics.

Cross section
    

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