TL, 1 - 3 m
hill and mountain zone, medium site
Biannual root collar of the liana-shoot: Distinct rings, semi-ring porous, large solitary vessels, mostly solitary, vessel diameter 50-100µm, vessel frequency 100-200 mm2, simple perforations, fibers thin to thick walled, paratracheal parenchyma, rayless. Annual liana-shoot: Only one ring, ring with large vessels, mostly siphonostele with separated vascular bundles.
Phloem uniform, the inner cortex consists on a ring of thick walled fibers and the outer cortex on thin walled parenchyma cells.
For explanations please see the Feature Characteristics.
© 2005 WSL - F. Schweingruber, W. Landolt, last update 18.11.2010