Links to databases :

Thickened primary root

Formal name:  primary root thickened
Local identifier:  TOP169
Definition:  the primary root (PO:primary root) is thickened. Additionally the hypocotyl (PO:hypocotyl) and epicotyl (PO:epicotyl) is thickened and act as a storage function es well.
Formal Unit:  unitless (category)

Reference:  Klotz, S., Kühn, I. & Durka, W. (2002): BIOLFLOR - Eine Datenbank zu biologisch-oekologischen Merkmalen der Gefaesspflanzen in Deutschland. - Schriftenreihe fuer Vegetationskunde 38. Bonn: Bundesamt fuer Naturschutz.


------------------------------------------------