Columbia subject headings:
Botany--Germany--Mittelfranken.
Maps.
Phytogeography--Germany--Mittelfranken--Maps.
Phytogeography--Germany--Mittelfranken.
Plant communities--Germany--Mittelfranken.
Harvard subject headings:
Princeton subject headings:
Botany--Germany--Mittelfranken.
Vegetation dynamics--Germany--Mittelfranken.