Morphological and cytological diversity of goldenrods (Solidago L. and Euthamia Nutt.) from south-western Poland

• Magdalena Szymura, Tomasz H. Szymura, Agnieszka Kreitschitz

• Biodiversity Research and Conservation, January 2015, De Gruyter
• DOI: 10.1515/biorc-2015-0010