_:b76250169 "IPNI id" . "Potamogeton rigidus" . _:b76529337 . _:b75451309 "52321" . _:b76250169 . . "Potamogeton rigidus" . _:b76529337 "wfo-0000769974" . "603389-1" . _:b75451309 . . _:b76529337 . _:b76197290 "GBIF id" . _:b75451309 . . . _:b76491984 . _:b76197290 "5642355" . _:b75451309 . . _:b76197290 . _:b76491984 "kew-308704" . _:b76529337 "WFO (World Flora Online) id" . . _:b76250169 . . "5642355" . . _:b76250169 "603389-1" . _:b76250169 . "Potamogeton rigidus Wolfg., 1827" . "115307" . "kew-308704" . . _:b75451309 "BDTFX id" . _:b76491984 "The Plant List (TPL) id" . _:b76197290 . . _:b76529337 . _:b76491984 . "wfo-0000769974" . _:b76491984 . . "Wolfg., 1827" . "52321" . _:b76197290 .