Taxon - Links and literature
Pladias [Betula pendula var. pendula]
Pladias [https://www.pladias.cz/] [as Betula pendula var. pendula]
Data retrieved on: 3 August 2020
Portál informačního systému ochrany přírody (ISOP) 2023.4 [113619]
Portál informačního systému ochrany přírody (ISOP) [http://portal.nature.cz] [as Betula pendula var. pendula Roth]
Data retrieved on: 25 April 2023
IUCN Red List of Threatened Species 2024-1 [194652]
IUCN Red List of Threatened Species [http://www.iucnredlist.org/] [as Betula kotulae Zaver.]
Data retrieved on: 29 January 2024
IUCN Red List of Threatened Species 2024-1 [194831]
IUCN Red List of Threatened Species [http://www.iucnredlist.org/] [as Betula pendula subsp. pendula]
Data retrieved on: 29 January 2024
IUCN Red List of Threatened Species 2024-1 [37497]
IUCN Red List of Threatened Species [http://www.iucnredlist.org/] [as Betula pendula var. fontqueri (Rothm.) G.Moreno & Peinado]
Data retrieved on: 29 January 2024
IUCN Red List of Threatened Species 2024-1 [37498]
IUCN Red List of Threatened Species [http://www.iucnredlist.org/] [as Betula pendula var. parvibracteata (Peinado, G. Moreno & Velasco) G. Moreno & Peinado]
Data retrieved on: 29 January 2024
Kew Science - Plants of the World online 2024-05 [77167700-1]
Kew Science - Plants of the World online [https://powo.science.kew.org], Facilitated by the Royal Botanic Gardens, Kew [as Betula pendula subsp. pendula]
Data retrieved on: 1 February 2025
Danihelka J., Chrtek J. Jr. & Kaplan Z. (2012): Checklist of vascular plants of the Czech Republic, Preslia 84: 647–811 [as Betula pendula var. pendula Roth]Data retrieved on: 18 August 2019