(a) Distribution of forest(ed) areas of Madeira (green) and historical records of H. maderiana (circles). (b) The species is restricted to the largest expanses of forest, highlighted with the function map.habitat (green).

 
  Part of: Cardoso P (2017) red - an R package to facilitate species red list assessments according to the IUCN criteria. Biodiversity Data Journal 5: e20530. https://doi.org/10.3897/BDJ.5.e20530