Betula papyrifera var. cordifolia (Regel) Regel
  • Bull. Soc. Imp. Naturalistes Moscou


Cite taxon page as 'WFO (2020): Betula papyrifera var. cordifolia (Regel) Regel. Published on the Internet;http://www.worldfloraonline.org/taxon/wfo-0000335225. Accessed on: 04 Aug 2020'