Distribution of Orobanche ingens, triangle indicates locus classicus.

 
 
  Part of: Piwowarczyk R, Sánchez Pedraja Ó, Fateryga AV, Svirin SA (2022) Orobanche ingens (Orobanchaceae) – a poorly known species of the Greater Caucasus: taxonomic problems, distribution, hosts and habitats. PhytoKeys 193: 55-66. https://doi.org/10.3897/phytokeys.193.79886