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Shoot thorn

Formal name:  shoot thorn
Local identifier:  TOP160
Definition:  a shoot system (PO:shoot system) that has prickly, spiky-shaped structures which are rich in strengthening tissue, mostly at the position of a lateral shoot
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.


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