Horkeliella pinetorum Potentilla purpurascens var. pinetorum Ivesia purpurascens Horkeliella purpurascens Horkelia purpurascens var. pinetorum Horkelia pinetorum Horkelia purpurascens Ivesia purpurascens subsp. typica
Taxonomic data from World Flora Online, accessed June 20, 2024