"Haworthia radula" . _:b76434068 "18402673" . . . "Haworthia radula" . . _:b76434068 "TROPICOS id" . "Haworthia radula" . _:b75745517 "2780354" . "447837" . . "Haworthia radula Haw." . . . . . _:b76434068 . _:b75745517 . "Haw." . _:b76434068 . _:b75745517 "GBIF id" . "18402673" . _:b75745517 . "2780354" . _:b76434068 . _:b75745517 . . .