"637355" . . "5330056" . "Wolffia welwitschii Hegelm., 1865" . "Hegelm., 1865" . _:b76394099 "18100048" . . _:b75652565 . "Wolffia welwitschii" . _:b75652565 . _:b76394099 . . _:b76394099 "TROPICOS id" . . _:b76394099 . . . . _:b76394099 . _:b75652565 "GBIF id" . . "18100048" . . "Wolffia welwitschii" . _:b75652565 . _:b75652565 "5330056" . <66204> .