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Plant life form

Formal name:  whole plant life form
Local identifier:  TOP210
Definition:  a feature of the whole plant (PO:whole plant) defining the location of the perennating (meristematic) tissue (buds (PO:bud), shoot apices or seeds (PO:seed)) on the shoot system (PO:shoot system)), their distance to the ground surface and the kind of protection afforded to survive unfavourable seasons
Formal Unit:  unitless (nominal)

Comment:  based on the concept introduced by Raunkiaer (1934, 1937) and modified by Klotz et al (2002)
Reference:  after Raunkiaer, C. (1934): The lifeforms of plants and statistical plant geography. Oxford, 632 pages and Raunkiaer, C (1937) : Plant life forms. Oxford (Claredon Press), 104 pages, changed by 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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