Compositae Working Group (CWG) (2025). Global Compositae Database.
Pilosella hypeurya subsp. obtusifolia (Nägeli & Peter) Schuhw.. Accessed through: Marine Species Traits editorial board (2025) Marine Species Traits at: https://www.marinespecies.org/traits/aphia.php?p=taxdetails&id=1387338 on 2025-04-03
Marine Species Traits editorial board (2025). Marine Species Traits.
Pilosella hypeurya subsp. obtusifolia (Nägeli & Peter) Schuhw.. Accessed at: https://www.marinespecies.org/traits/aphia.php?p=taxdetails&id=1387338 on 2025-04-03