{"id":"S2023002739","label":"Tree ferns","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh2023002739","normalized_label":"tree ferns","broader":["http://id.loc.gov/authorities/subjects/sh85047836"],"aliases":["Cyatheales","Dicksoniales","Hymenophyllopsidales","Loxsomatales","Metaxyales","Plagiogyriales"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh2023002739","provider":"lcsh","revision":"c48421d8f97ef2c1","taxonomy_revision":"f050b5d4780b1289","title":"Tree ferns","url":"/topics/S2023002739","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"10089338882905620516","address_version":"morton4x16-v1","coordinates":[0,482,21065,52224],"answer_status":"Directory metadata; local answer requires separate source review","truth_status":"Subject descriptor, not a factual answer or a demonstrated knowledge gap","reviewed_answer":null}