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Karlsson & Agestam (2013-06-11 22:00:00) Checklista över Nordens kärlväxter
Karlsson (2013-09-04 22:00:00) Förteckning över svenska kärlväxter
Karlsson (2013-09-04 22:00:00) Förteckning över svenska kärlväxter
Royal Botanic Garden Edinburgh (2013-09-04 22:00:00) Flora Europaea database