Root collar: Rings distinct, semi-ring porous, vessels solitary, simple perforations, thin-walled fibers, septate fibers present, parenchyma not to recognize, rays absent. Small groups of collapsed sieve cells at the beginning of the secondary xylem. Shoot: The xylem surrounds a big pith and outside of the cambium is a tangential row of latex canals. Grwoth rings are absent.
Uniform, latex canals in the phloem.
in succulent bush, Gran Canaria
For explanations please see the Feature Characteristics.
© 2005 WSL - F. Schweingruber, W. Landolt, last update 18.11.2010