"Van Heurck" . "7316825" . . . "Alstonia legouixiae" . _:b75803969 . _:b75803969 . "Alstonia legouixiae" . . . . "Alstonia legouixiae" . "672155" . . . . "Alstonia legouixiae Van Heurck" . . _:b75803969 . _:b75803969 "GBIF id" . _:b75803969 "7316825" .