English
Reference
Detlev Drenckhahn (2016): Vorkommen des Atlantischen Wildkohls (Brassica oleracea L. subsp. oleracea) an den Kreidefelsen der Ostseeinsel Rügen, Deutschland Occurrence of Atlantic wild cabbage (Brassica oleracea L. subsp. oleracea) at the limestone cliffs of the baltic island of Rügen, Germany – Forum Geobotanicum - An Electronic Journal of Geobotanical Research – 7: 18 - 26.
