_:b73033018 "Cirsium x heerianum has biogeographical status D (Douteux) in France m\u00E9tropolitaine" . _:b73033018 . _:b73033018 . _:b73033018 . _:b73033018 "Biogeographical status D (Douteux) in France m\u00E9tropolitaine" . _:b73033018 .