Aconitum variegatum ssp, paniculatum (Arcang.) Negodi

Ranunculaceae


Morphology

H, 20-60cm

Ecology

Mountain and subalpine, wet site

Chorology

Alps, Carpathians

Xylem

No secondary growth but sometimes with an intervascular cambium, single vascular bundles around the star-like pith, , rings absent, vessels in groups, vessel diameter 20-30mµ, vessels thick-walled (3mµ), fibers absent, simple perforations, round and scalariform bordered intervascular pits, pervasive parenchyma, vascular bundles rayless, very large rays (extrusions from the pith) between the bundles.

Xylem-Code

See annex

Phloem

Groups of sieve elements in a thin walled parenchymatic tissue.

Explanations

For explanations please see the Feature Characteristics.

Cross section
    

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