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Geranium robertianum, Sp. Pl.: 681. 1753
Geranium robertianum subsp. celticum in Bot. Soc. Exch. Club Brit. Isles 5: 551. 1920
Geranium robertianum subsp. maritimum in Watsonia 3: 272. 1956
Geranium robertianum subsp. purpureum, Consp. Fl. Eur.: 138. 1878
Geranium robertianum var. maritimum, Man. Brit. Bot., ed. 3: 62. 1851