{"assessment":{"band":"Keystone","factor_identity":{"basis":"approved shared identity","growth_habit_source":"USDA PLANTS","name_used":"Acer nigrum"},"factor_scopes":{"bees":"Southeastern North America","birds":"North America","caterpillars":"Host genera of native Lepidoptera with established Georgia range; association and range overlap, not confirmed local feeding.","specialists":"Eastern North America","structure":"USDA species growth habit where matched; otherwise sourced atlas growth habit"},"factors":{"applied_insect_credit":0,"baseline_score":85,"composite":0.872,"insect_support":{"credit":0,"groups":{"ants":{"credit":0,"flower_visits":[],"label":"Ants","recorded_name_count":null,"recorded_names":[],"seed_interactions":[],"status":"unknown"},"beetles":{"credit":0,"flower_visits":[],"label":"Beetles","recorded_name_count":null,"recorded_names":[],"seed_interactions":[],"status":"unknown"},"flies":{"credit":0,"flower_visits":[],"label":"Flies","recorded_name_count":null,"recorded_names":[],"seed_interactions":[],"status":"unknown"},"moths_butterflies":{"credit":0,"flower_visits":[],"label":"Adult butterflies / moths","recorded_name_count":null,"recorded_names":[],"seed_interactions":[],"status":"unknown"},"other_hymenoptera":{"credit":0,"flower_visits":[],"label":"Other wasps","recorded_name_count":null,"recorded_names":[],"seed_interactions":[],"status":"unknown"},"other_insects":{"credit":0,"flower_visits":[],"label":"Other insects","recorded_name_count":null,"recorded_names":[],"seed_interactions":[],"status":"unknown"}},"interpretation":"One provisional point per additional documented insect group, capped at five. Flower visits are a resource-use proxy, not confirmed feeding or pollination. Missing evidence is unknown. Study volume and repeated records earn no extra credit.","maximum_credit":5,"version":"insect-support-1"},"pct":{"bees":0.8672456575682382,"birds":0.8883374689826302,"caterpillars":0.988833746898263,"specialists":0.4323821339950372,"structure":1},"rank_pct":0.897,"raw":{"bees":15,"birds":7,"caterpillars":232,"genus_used":null,"specialists":0,"structure":["Tree"]}},"fit_score":null,"native_basis":"native_inferred","rarity_adjustment":0,"rarity_policy":"Conservation status is displayed separately and never changes ecological scores, including when unranked.","reason":"Calculated with the shared rules using Georgia host-range and shared ecological evidence.","reference":"NC native reference cohort, method 0.6.4; not a Georgia percentile","score":85,"scoring_inputs":{"harm_penalty":0,"invasive":false,"invasive_rank":null,"native":true,"state_rank":""},"source_ids":["lep_ga","globi","bigbee","avian","usdahabit","robertson","antseed"],"status":"scored_provisional","version":"shared-0.6.5"},"condition_evidence":{"light":{"evidence_id":"fact:ba742f9d7c6ef8c4c892b30e8facee5039e01012a384d85fdae7e612cb07ac70","levels":[2,3,4],"policy":"selected-condition-categories-1","range":[2,4],"scope":{"kind":"unspecified"},"semantics":"source_light_categories_preserved_without_hour_conversion","source_field":"light","source_label":"NC Extension Plant Toolbox","source_url":"https://plants.ces.ncsu.edu/plants/acer-nigrum/","status":"mapped_selected_fact"},"moisture":{"evidence_id":"fact:368bea92dd74434381d6f3bb65376e402127360b00b28d0a86306d7f92b7ace3","levels":[3],"policy":"selected-condition-categories-1","range":[3,3],"scope":{"kind":"unspecified"},"semantics":"source_drainage_or_moisture_categories_preserved","source_field":"moisture_categories","source_label":"NC Extension Plant Toolbox","source_url":"https://plants.ces.ncsu.edu/plants/acer-nigrum/","status":"mapped_selected_fact"}},"evidence":{"fit_score":null,"growth_habit":["Tree"],"invasive_status":{"status":"unresolved"},"native_status":{"status":"native_inferred"},"occurrence":{"county_fips":["13115"],"meaning":"Recorded occurrence; not a county native-range assertion"},"quercus_score":null,"regional":{"county_fips":["13115"],"growth_habit":null,"growth_habit_source":null,"invasive":null,"invasive_evidence":[],"invasive_rank":null,"native":true,"native_basis":"usda_l48_and_nc_flora_without_atlas_flag","native_evidence":[{"claim":"native","matched_name":"Acer nigrum","scope":"L48","source":"usda","text":"CAN:N L48:N","url":"https://plants.usda.gov/"},{"claim":"native","matched_name":"Acer nigrum","scope":"NC","source":"nc_flora","url":"https://auth1.dpr.ncparks.gov/flora/"},{"claim":"native","matched_name":"Acer saccharum ssp. nigrum","scope":"NC","source":"nc_flora","url":"https://auth1.dpr.ncparks.gov/flora/"}],"native_status":"native_inferred","source_ids":["sernec:43128"],"source_name":"Acer nigrum","source_refs":["GA-checklist-8.html","sernec_county"],"source_url":"https://sernecportal.org/portal/checklists/checklist.php?pagenumber=8&clid=3416&dynclid=0&pid=84&searchsynonyms=1","state_rank":null},"source_refs":["GA-checklist-8.html","sernec_county"],"source_url":"https://sernecportal.org/portal/checklists/checklist.php?pagenumber=8&clid=3416&dynclid=0&pid=84&searchsynonyms=1","state_rank":{"value":null}},"fit_inputs":{"light":[2,4],"moisture":[3,3],"ph":[4.5,7.3]},"fit_provenance":{"counties":"USDA PLANTS: recorded in 4 NC counties","light":"NC Extension Plant Toolbox","moisture":"NC Extension Plant Toolbox","ph":"USDA PLANTS"},"fit_record":{"band":"Keystone","condition_evidence":{"light":{"evidence_id":"fact:ba742f9d7c6ef8c4c892b30e8facee5039e01012a384d85fdae7e612cb07ac70","levels":[2,3,4],"policy":"selected-condition-categories-1","range":[2,4],"scope":{"kind":"unspecified"},"semantics":"source_light_categories_preserved_without_hour_conversion","source_field":"light","source_label":"NC Extension Plant Toolbox","source_url":"https://plants.ces.ncsu.edu/plants/acer-nigrum/","status":"mapped_selected_fact"},"moisture":{"evidence_id":"fact:368bea92dd74434381d6f3bb65376e402127360b00b28d0a86306d7f92b7ace3","levels":[3],"policy":"selected-condition-categories-1","range":[3,3],"scope":{"kind":"unspecified"},"semantics":"source_drainage_or_moisture_categories_preserved","source_field":"moisture_categories","source_label":"NC Extension Plant Toolbox","source_url":"https://plants.ces.ncsu.edu/plants/acer-nigrum/","status":"mapped_selected_fact"}},"county_fips":["13115","37009","37087","37173","37199"],"fit_inputs":{"light":[2,4],"moisture":[3,3],"ph":[4.5,7.3]},"fit_note":"Shared sunlight, moisture and pH calculation; county geography is an additional layer. Missing source traits remain unknown.","fit_provenance":{"counties":"USDA PLANTS: recorded in 4 NC counties","light":"NC Extension Plant Toolbox","moisture":"NC Extension Plant Toolbox","ph":"USDA PLANTS"},"garden_suitability":{"default_excluded":false,"flags":[],"review_status":"not_assessed"},"invasive_rank":false,"native_eligible":true,"quercus_score":85,"state":"GA"},"garden_suitability":{"default_excluded":false,"flags":[],"review_status":"not_assessed"},"growing_observations":{"eol_usda":{"archive_doi":"10.5281/zenodo.22129810","matched_name":"Acer nigrum","retrieved":"2026-09-30","scope":"Nationwide approximate species characteristics; tolerance categories do not specify sun hours or moisture requirements","scoring_allowed":false,"source_label":"USDA PLANTS via EOL TraitBank","source_sha256":"04bb6a5292502ddc757bb909f4151de4b9aaea042223dfb486ffe2a94a2564db","source_url":"http://plants.usda.gov/core/profile?symbol=ACNI5","trait_evidence":[{"citation":"The PLANTS Database, United States Department of Agriculture, National Resources Conservation Service. http://plants.usda.gov/","eol_page":"https://eol.org/pages/52558753","field":"drought_tolerance","method":"Compares the relative tolerance of the plant to drought conditions to other species with the same growth habit from the same geographical region. Drought tolerance is defined here in the following fashion: Imagine that in an acre of land there are low areas that have heavy soil and tend to accumulate more soil moisture, and higher areas that have coarse textured soil and tend to accumulate less soil moisture. Some plant species are most frequently found growing in the higher areas with the coarse soil texture. These plant species are considered to be more drought tolerant than the species that are frequently found in the low areas with fine textured soil.","source_url":"http://plants.usda.gov/core/profile?symbol=ACNI5","trait_id":"R133-PK288755391","trait_label":"drought tolerance","value":"medium (normal)"},{"citation":"The PLANTS Database, United States Department of Agriculture, National Resources Conservation Service. http://plants.usda.gov/","eol_page":"https://eol.org/pages/52558753","field":"moisture_use","method":"","source_url":"http://plants.usda.gov/core/profile?symbol=ACNI5","trait_id":"R133-PK288766206","trait_label":"moisture use","value":"medium"},{"citation":"The PLANTS Database, United States Department of Agriculture, National Resources Conservation Service. http://plants.usda.gov/","eol_page":"https://eol.org/pages/52558753","field":"shade_tolerance","method":"","source_url":"http://plants.usda.gov/core/profile?symbol=ACNI5","trait_id":"R133-PK288785097","trait_label":"shade tolerance","value":"high tolerance"}],"values":{"drought_tolerance":"medium (normal)","moisture_use":"medium","shade_tolerance":"high tolerance"}},"floraquest_carolinas_georgia":{"matched_name":"Acer nigrum","retrieved":"2026-10-04T13:31:16.252589+00:00","scope":{"kind":"region","region_id":"floraquest_nc_sc_ga"},"scope_note":"Original regional ecological and identification evidence; no location-specific gardening adjustments.","source_label":"FloraQuest: Carolinas, Georgia (Southeastern Flora Team)","source_name":"Acer nigrum","source_record_id":3824,"source_sha256":"684f6b364ff9f3023aa61ed02ae50f6f6d6d4d3bcf76847b78ab769ae0453469","source_url":"https://play.google.com/store/apps/details?id=com.emountainworks.android.southeastfieldguide","trait_evidence":[{"field":"habitat_description","source_column":"HabitatText","source_database_sha256":"684f6b364ff9f3023aa61ed02ae50f6f6d6d4d3bcf76847b78ab769ae0453469","source_record_id":3824,"source_table":"Organism","value":"Riverbanks, streambanks, cove forests, river slope forests, especially over calcareous rocks."},{"field":"geographic_range_description","source_column":"Description","source_database_sha256":"684f6b364ff9f3023aa61ed02ae50f6f6d6d4d3bcf76847b78ab769ae0453469","source_record_id":3824,"source_table":"Organism","value":"New Hampshire west to Minnesota, south to North Carolina, Georgia, Alabama, Arkansas, and Kansas, primarily west of the Appalachians."},{"field":"phenology_source_text","source_column":"Phenology","source_database_sha256":"684f6b364ff9f3023aa61ed02ae50f6f6d6d4d3bcf76847b78ab769ae0453469","source_record_id":3824,"source_table":"Organism","value":"May-Jun; Jun-Sep."},{"field":"taxonomic_synonymy","source_column":"Synonymy","source_database_sha256":"684f6b364ff9f3023aa61ed02ae50f6f6d6d4d3bcf76847b78ab769ae0453469","source_record_id":3824,"source_table":"Organism","value":"[= C, Can, F, FNA13, G, GrPl, K1, K4, Mi, NE, NS, NY, Pa, POWO, S13, Va, W; = Acer saccharum Marshall ssp. nigrum (F.Michx.) Desmarais — Mo2, RAB, Tn, Desmarais (1952), Murray (1970); = Acer saccharum Marshall var. nigrum (F.Michx.) Britton — Ar, Tat; = Saccharodendron nigrum (F.Michx.) Small — S; > Acer nigrum F.Michx. var. nigrum — Il; > Acer nigrum F.Michx. var. palmeri Sarg. — Il; Acer saccharum Marshall var. viride (J.A.Schmidt) A.E.Murray]"},{"field":"botanical_comments","source_column":"Comments","source_database_sha256":"684f6b364ff9f3023aa61ed02ae50f6f6d6d4d3bcf76847b78ab769ae0453469","source_record_id":3824,"source_table":"Organism","value":"Populations ascribed to Acer nigrum in the Piedmont of NC (Gaston County) and the Coastal Plain of SC may represent A. nigrum , or perhaps not."},{"field":"heliophily_index","source_column":"HIndex","source_database_sha256":"684f6b364ff9f3023aa61ed02ae50f6f6d6d4d3bcf76847b78ab769ae0453469","source_record_id":3824,"source_table":"Organism","value":3},{"field":"regional_wetland_indicators","source_column":"WetlandStatus1..5","source_database_sha256":"684f6b364ff9f3023aa61ed02ae50f6f6d6d4d3bcf76847b78ab769ae0453469","source_record_id":3824,"source_table":"Organism","value":[{"source_column":"WetlandStatus1","value":"FACU"},{"source_column":"WetlandStatus2","value":"UPL"},{"source_column":"WetlandStatus3","value":"FACU"},{"source_column":"WetlandStatus4","value":"FACU"}]},{"field":"habitat_moisture_categories","source_column":"Attr2","source_database_sha256":"684f6b364ff9f3023aa61ed02ae50f6f6d6d4d3bcf76847b78ab769ae0453469","source_record_id":3824,"source_table":"GraphicKey","value":["Dry","Moist"]},{"field":"habitat_light_categories","source_column":"Attr3","source_database_sha256":"684f6b364ff9f3023aa61ed02ae50f6f6d6d4d3bcf76847b78ab769ae0453469","source_record_id":3824,"source_table":"GraphicKey","value":["Partial shade","Full shade"]},{"field":"graphic_key_source_attributes","source_column":"Attr0..25","source_database_sha256":"684f6b364ff9f3023aa61ed02ae50f6f6d6d4d3bcf76847b78ab769ae0453469","source_record_id":3824,"source_table":"GraphicKey","value":{"Attr0":"gr14","Attr1":"nc_mt,nc_pd,sc_cp,ga_mt,","Attr11":"pal","Attr12":"lob","Attr13":"nt,to","Attr14":"Bl14,Bl24,Bl5,Bl9","Attr15":"wh","Attr16":"n","Attr17":"rad","Attr18":"5","Attr19":"gr,ye","Attr2":"Dry,Moist","Attr20":"n","Attr21":"DC,DSN","Attr3":"Part,Shade","Attr3a":"y","Attr3a_subregion":"native_nc_mt:y,native_nc_pd:y,native_sc_cp:y,native_ga_mt:y,","Attr4":" 4-7","Attr5":"t","Attr6":"n","Attr7":"n","Attr8":"opp","Attr9":"sim"}}],"values":{"botanical_comments":"Populations ascribed to Acer nigrum in the Piedmont of NC (Gaston County) and the Coastal Plain of SC may represent A. nigrum , or perhaps not.","geographic_range_description":"New Hampshire west to Minnesota, south to North Carolina, Georgia, Alabama, Arkansas, and Kansas, primarily west of the Appalachians.","graphic_key_source_attributes":{"Attr0":"gr14","Attr1":"nc_mt,nc_pd,sc_cp,ga_mt,","Attr11":"pal","Attr12":"lob","Attr13":"nt,to","Attr14":"Bl14,Bl24,Bl5,Bl9","Attr15":"wh","Attr16":"n","Attr17":"rad","Attr18":"5","Attr19":"gr,ye","Attr2":"Dry,Moist","Attr20":"n","Attr21":"DC,DSN","Attr3":"Part,Shade","Attr3a":"y","Attr3a_subregion":"native_nc_mt:y,native_nc_pd:y,native_sc_cp:y,native_ga_mt:y,","Attr4":" 4-7","Attr5":"t","Attr6":"n","Attr7":"n","Attr8":"opp","Attr9":"sim"},"habitat_description":"Riverbanks, streambanks, cove forests, river slope forests, especially over calcareous rocks.","habitat_light_categories":["Partial shade","Full shade"],"habitat_moisture_categories":["Dry","Moist"],"heliophily_index":3,"phenology_source_text":"May-Jun; Jun-Sep.","regional_wetland_indicators":[{"source_column":"WetlandStatus1","value":"FACU"},{"source_column":"WetlandStatus2","value":"UPL"},{"source_column":"WetlandStatus3","value":"FACU"},{"source_column":"WetlandStatus4","value":"FACU"}],"taxonomic_synonymy":"[= C, Can, F, FNA13, G, GrPl, K1, K4, Mi, NE, NS, NY, Pa, POWO, S13, Va, W; = Acer saccharum Marshall ssp. nigrum (F.Michx.) Desmarais — Mo2, RAB, Tn, Desmarais (1952), Murray (1970); = Acer saccharum Marshall var. nigrum (F.Michx.) Britton — Ar, Tat; = Saccharodendron nigrum (F.Michx.) Small — S; > Acer nigrum F.Michx. var. nigrum — Il; > Acer nigrum F.Michx. var. palmeri Sarg. — Il; Acer saccharum Marshall var. viride (J.A.Schmidt) A.E.Murray]"}},"minnesota_wildflowers":{"matched_name":"Acer nigrum","retrieved":"2026-10-04T02:30:29.103864+00:00","scope":{"kind":"unspecified"},"scope_note":"Source-reported species characteristics; not a location-specific estimate.","source_label":"Minnesota Wildflowers","source_sha256":"99e9f72f5b4478650723445959a56def93b5f5921054a26f5a5310cd56b92617","source_url":"https://www.minnesotawildflowers.info/tree/black-maple","trait_evidence":[{"expected_source_name":"Acer nigrum","field":"height_description","original_field":"height","record_id":"trait:3e9d405664edc74c712bc00af4a405cc8b4f72137643e67ed97e35d7b6f29feb","retrieved_at":"2026-10-04T02:30:29.103864+00:00","scope":{"kind":"unspecified"},"scope_note":"Species profile; distribution and native-status discovery filters do not establish local growing or bloom timing.","source":"minnesota","source_name":"Acer nigrum","source_sha256":"99e9f72f5b4478650723445959a56def93b5f5921054a26f5a5310cd56b92617","source_url":"https://www.minnesotawildflowers.info/tree/black-maple","status":"eligible_fact","taxon_id":"taxon:a9f4409a-4290-51fc-a947-9d7ef7812c94","value":{"max":100,"min":60,"unit":"feet"}},{"expected_source_name":"Acer nigrum","field":"life_cycle","original_field":"life_cycle","record_id":"trait:72a30b8b432cd37a2b1e5661ffa5822283169c6c7bdb1e8602f8517a04446258","retrieved_at":"2026-10-04T02:30:29.103864+00:00","scope":{"kind":"unspecified"},"scope_note":"Species profile; 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distribution and native-status discovery filters do not establish local growing or bloom timing.","source":"ncsu","source_name":"Acer nigrum","source_sha256":"641a7f0c1d4663b6af2cfe4a54e95b552d708dbd30947c17232b7c76cd506b88","source_url":"https://plants.ces.ncsu.edu/plants/acer-nigrum/","status":"eligible_fact","taxon_id":"taxon:a9f4409a-4290-51fc-a947-9d7ef7812c94","value":["Woody"]},{"expected_source_name":"Acer nigrum","field":"flower_color","original_field":"flower_color","record_id":"trait:36829b1530d63a1a9879520e98e17c2f861a7c1bed5826c9cbc8205499f48f57","retrieved_at":"2026-10-04T02:30:14.343931+00:00","scope":{"kind":"unspecified"},"scope_note":"Species profile; distribution and native-status discovery filters do not establish local growing or bloom timing.","source":"ncsu","source_name":"Acer nigrum","source_sha256":"641a7f0c1d4663b6af2cfe4a54e95b552d708dbd30947c17232b7c76cd506b88","source_url":"https://plants.ces.ncsu.edu/plants/acer-nigrum/","status":"eligible_fact","taxon_id":"taxon:a9f4409a-4290-51fc-a947-9d7ef7812c94","value":["Gold/Yellow","Green"]},{"expected_source_name":"Acer nigrum","field":"hardiness_zones","original_field":"hardiness","record_id":"trait:8c5d7fb9668d306c81fe6245a9a6f5e252ce260c7c522328fa1d65d502709e93","retrieved_at":"2026-10-04T02:30:14.343931+00:00","scope":{"kind":"unspecified"},"scope_note":"Species profile; distribution and native-status discovery filters do not establish local growing or bloom timing.","source":"ncsu","source_name":"Acer nigrum","source_sha256":"641a7f0c1d4663b6af2cfe4a54e95b552d708dbd30947c17232b7c76cd506b88","source_url":"https://plants.ces.ncsu.edu/plants/acer-nigrum/","status":"eligible_fact","taxon_id":"taxon:a9f4409a-4290-51fc-a947-9d7ef7812c94","value":["5a, 5b, 6a, 6b, 7a, 7b"]},{"expected_source_name":"Acer nigrum","field":"leaf_habit","original_field":"leaf_habit","record_id":"trait:baeb7234c70dfd97c1f0b9a034ef37409b7747640be45206c0e95c4863a46df8","retrieved_at":"2026-10-04T02:30:14.343931+00:00","scope":{"kind":"unspecified"},"scope_note":"Species profile; distribution and native-status discovery filters do not establish local growing or bloom timing.","source":"ncsu","source_name":"Acer nigrum","source_sha256":"641a7f0c1d4663b6af2cfe4a54e95b552d708dbd30947c17232b7c76cd506b88","source_url":"https://plants.ces.ncsu.edu/plants/acer-nigrum/","status":"eligible_fact","taxon_id":"taxon:a9f4409a-4290-51fc-a947-9d7ef7812c94","value":["Deciduous"]},{"expected_source_name":"Acer nigrum","field":"moisture_categories","original_field":"soil_moisture","record_id":"trait:dc07eb746fbace3c24e2b5d3069df267da6511339c3a1f74f7dda6dcbb5a355f","retrieved_at":"2026-10-04T02:30:14.343931+00:00","scope":{"kind":"unspecified"},"scope_note":"Species profile; 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