Bryonia dioeca Jacq. Shoot

Cucurbitaceae


Morphology

liana annual shoot

Ecology

hill and mountain

Chorology

W-European, mediterranean

Xylem

Only one ring, vessels predominatly solitary, vessel diameter 100-200┬Ám, simple perforation, intervessel pits opposite, round and scalariform, fibers absent, parenchyma pervasive, parenchyma storied, ray width >10 seriate, confluent with axial tissue, unlignified, all ray cells upright, phloem groups in the pith (bi-collateral vascular bundle).

Xylem-Code

See annex

Phloem

Simple structured, distinct ray dilatations, sclerenchyma and crystals absent.

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