subtropical, coast volcanic rock
Distinct rings, semi-ring-porous, vessels in small groups, simple perforations, vessel diameter 40 – 50µm, round intervessel pits, fibers thick-walled, parenchyma vasicentric and marginal, rays with 2-3 cells in width, heterocellular with many square and upright cell, with prismatic crystals in rays.
With ray dilatations, radial oriented groups of sclerenchyma cells, many prismatic crystals.
For explanations please see the Feature Characteristics Volume 1.
© 2005 WSL - F. Schweingruber, W. Landolt, last update 18.11.2010