_:b73003912 . _:b73003912 . _:b73003912 "Callitriche stagnalis has biogeographical status I (Introduit) in Saint-Pierre-et-Miquelon" . _:b73003912 "Biogeographical status I (Introduit) in Saint-Pierre-et-Miquelon" . _:b73003912 . _:b73003912 .