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Flower visits are a resource-use proxy, not confirmed feeding or pollination. Missing evidence is unknown. 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Speaks for its own area (NC), not this state: Vascular Plants of North Carolina (NC Natural Heritage Program).","native_provenance":{"flags":[],"source":"va_heritage","specificity":"state","tier":"government"},"native_status":"native_supported","package_native_status":"native_supported","source_ids":["va_atlas:VA:2977"],"source_name":"Magnolia macrophylla","source_refs":["gbif_specimens","natureserve_explorer","va_atlas","va_heritage"],"source_url":"https://vaplantatlas.org/index.php?do=plant&plant=2977","state_rank":"S1"},"source_refs":["gbif_specimens","natureserve_explorer","va_atlas","va_heritage"],"source_url":"https://vaplantatlas.org/index.php?do=plant&plant=2977","state_rank":{"value":"S1"}},"fit_inputs":{"light":[2,4],"moisture":[3,3],"ph":[4.5,8]},"fit_provenance":{"counties":"USDA PLANTS: recorded in 5 NC counties","light":"NC Extension Plant Toolbox","moisture":"NC Extension Plant Toolbox","ph":"NC Extension Plant Toolbox pH categories (Bound printed by the source; open end from USDA NRCS soil reaction classes; Range printed by the source)"},"fit_record":{"band":"Strong","condition_evidence":{"light":{"evidence_id":"fact:d7eda4eb068a2b263bb2f63d626eac6d6ee2f65a4e29901946a2929682aa755c","levels":[2,3,4],"policy":"selected-condition-categories-2","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/magnolia-macrophylla/","status":"mapped_selected_fact"},"moisture":{"evidence_id":"fact:e8658fd20fe9a62ff7cba0365530f3c72a6f2313f125827874fa2148e1510402","levels":[3],"policy":"selected-condition-categories-2","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/magnolia-macrophylla/","status":"mapped_selected_fact"},"ph":{"basis":["Bound printed by the source; open end from USDA NRCS soil reaction classes","Range printed by the source"],"categories":["Acid (<6.0)","Neutral (6.0-8.0)"],"evidence_id":"fact:049096196f57512ab44f11e384f8871d8e151843c1e4dd211ffe6da5b7e49344","policy":"soil-ph-categories-1","range":[4.5,8],"scope":{"kind":"unspecified"},"semantics":"source_characteristic","source_field":"soil_ph_categories","source_label":"NC Extension Plant Toolbox","source_url":"https://plants.ces.ncsu.edu/plants/magnolia-macrophylla/","status":"mapped_selected_fact"}},"county_fips":["01001","01003","01007","01009","01013","01015","01019","01021","01023","01025","01027","01029","01033","01035","01041","01043","01045","01057","01059","01063","01065","01067","01069","01073","01075","01077","01079","01091","01093","01097","01099","01105","01111","01117","01119","01123","01125","01127","01129","01131","01133","13057","13089","13137","13145","13259","21013","21051","21053","21057","21061","21063","21095","21109","21111","21119","21125","21129","21131","21133","21137","21147","21151","21165","21175","21189","21197","21199","21203","21205","21235","21237","37071","37097","37109","37159","37183","45019","45035","45043","45079","45091","47009","47013","47019","47029","47035","47037","47049","47051","47055","47057","47061","47065","47071","47073","47099","47115","47129","47133","47137","47139","47141","47151","47153","47155","47157","47175","47177","47181","47185","47187","51003","51013","51059","51105","51147"],"fit_inputs":{"light":[2,4],"moisture":[3,3],"ph":[4.5,8]},"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 5 NC counties","light":"NC Extension Plant Toolbox","moisture":"NC Extension Plant Toolbox","ph":"NC Extension Plant Toolbox pH categories (Bound printed by the source; open end from USDA NRCS soil reaction classes; Range printed by the source)"},"garden_suitability":{"default_excluded":true,"flags":[{"code":"conservation_caution","default_excluded":true,"label":"Rare or protected plant","message":"Specialist conservation planting; excluded from routine garden suggestions.","records":[{"name":"Magnolia macrophylla","rank":"S1","source":"https://vaplantatlas.org/index.php?do=plant&plant=2977","state":"VA"}],"source":"https://vaplantatlas.org/index.php?do=plant&plant=2977"}],"review_status":"reviewed","suggestions_excluded":true},"invasive_rank":false,"native_eligible":true,"quercus_score":71,"state":"VA"},"garden_suitability":{"default_excluded":true,"flags":[{"code":"conservation_caution","default_excluded":true,"label":"Rare or protected plant","message":"Specialist conservation planting; excluded from routine garden suggestions.","records":[{"name":"Magnolia macrophylla","rank":"S1","source":"https://vaplantatlas.org/index.php?do=plant&plant=2977","state":"VA"}],"source":"https://vaplantatlas.org/index.php?do=plant&plant=2977"}],"review_status":"reviewed","suggestions_excluded":true},"growing_observations":{"floraquest_carolinas_georgia":{"matched_name":"Magnolia macrophylla","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":"Magnolia macrophylla","source_record_id":326,"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":326,"source_table":"Organism","value":"Mesic forests, primarily over limestone, other calcareous sedimentary rocks (calcareous shales, sandstones, etc.), or mafic rocks (east of the Blue Ridge), mesic hammocks in the Coastal Plain."},{"field":"geographic_range_description","source_column":"Description","source_database_sha256":"684f6b364ff9f3023aa61ed02ae50f6f6d6d4d3bcf76847b78ab769ae0453469","source_record_id":326,"source_table":"Organism","value":"S. 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The large size of the leaves, the small lobes (auricles) at the base of the leaf, and the strongly whitened lower leaf surface separate it from all other species in our flora, except its sister species, Magnolia ashei , which is allopatric (not geographically overlapping) in the FL Panhandle."},{"field":"heliophily_index","source_column":"HIndex","source_database_sha256":"684f6b364ff9f3023aa61ed02ae50f6f6d6d4d3bcf76847b78ab769ae0453469","source_record_id":326,"source_table":"Organism","value":3},{"field":"habitat_moisture_categories","source_column":"Attr2","source_database_sha256":"684f6b364ff9f3023aa61ed02ae50f6f6d6d4d3bcf76847b78ab769ae0453469","source_record_id":326,"source_table":"GraphicKey","value":["Dry","Moist"]},{"field":"habitat_light_categories","source_column":"Attr3","source_database_sha256":"684f6b364ff9f3023aa61ed02ae50f6f6d6d4d3bcf76847b78ab769ae0453469","source_record_id":326,"source_table":"GraphicKey","value":["Partial shade","Full shade"]},{"field":"graphic_key_source_attributes","source_column":"Attr0..25","source_database_sha256":"684f6b364ff9f3023aa61ed02ae50f6f6d6d4d3bcf76847b78ab769ae0453469","source_record_id":326,"source_table":"GraphicKey","value":{"Attr0":"gr14","Attr1":"nc_cp,nc_mt,nc_pd,sc_cp,sc_pd,ga_cp,ga_pd,","Attr11":"pin","Attr12":"unl","Attr13":"nt","Attr14":"Bl24,Bl9,BlC","Attr15":"wh","Attr16":"n","Attr17":"rad","Attr18":"6,7+","Attr19":"wh","Attr2":"Dry,Moist","Attr20":"n","Attr21":"DC","Attr3":"Part,Shade","Attr3a":"y,n","Attr3a_subregion":"native_nc_cp:n,native_nc_mt:y,native_nc_pd:y,native_sc_cp:n,native_sc_pd:y,native_ga_cp:y,native_ga_pd:y,","Attr4":" 4-7","Attr5":"t","Attr6":"n","Attr7":"n","Attr8":"alt","Attr9":"sim"}},{"field":"fruit_season_begin","source_column":"Phenology","source_database_sha256":"684f6b364ff9f3023aa61ed02ae50f6f6d6d4d3bcf76847b78ab769ae0453469","source_record_id":326,"source_table":"Organism","value":"July"},{"field":"fruit_season_end","source_column":"Phenology","source_database_sha256":"684f6b364ff9f3023aa61ed02ae50f6f6d6d4d3bcf76847b78ab769ae0453469","source_record_id":326,"source_table":"Organism","value":"August"},{"field":"bloom_season","source_column":"Phenology","source_database_sha256":"684f6b364ff9f3023aa61ed02ae50f6f6d6d4d3bcf76847b78ab769ae0453469","source_record_id":326,"source_table":"Organism","value":"May to June"}],"values":{"bloom_season":"May to June","botanical_comments":"The Gulf Coast endemic Magnolia ashei Weatherby is related and is sometimes treated as a variety or subspecies of M. macrophylla . 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