(('Azolla nilotica_node740870_ott341951',node740872_ott75679)'_node740869 ',(('Azolla filiculoides_node740876_ott58528','Azolla rubra_node740877_ott812243')'_node740875 ',('Azolla caroliniana_node740879_ott226602',('Azolla mexicana_node740881_ott950205','Azolla microphylla_node740883_ott341942')'_node740880 ')'_node740878 ')'_node740874 ')'_node740868 ';