Links to databases :

Arctic species

Formal name:  plant species arctic
Local identifier:  TOP800
Definition:  plant species (Mayr:species) with individuals ocurring in the artic floristic zone, which is a polar region at the northernmost part of the Earth, north of the arctic circle, characterised by vegetation of the tundras north of the treeline.
Formal Unit:  unitless (category)

Reference:  Jaeger, E. J.& Werner K. (2002): Rothmaler, Exkursionsflora von Deutschland. Gefaesspflanzen: Kritischer Band, Berlin, Spectrum, 948 pages (adapted)