{"assessment":{"band":"Modest","factor_identity":{"basis":"approved shared identity","growth_habit_source":"USDA PLANTS","name_used":"Polygonella americana"},"factor_scopes":{"bees":"Southeastern North America","birds":"North America","caterpillars":"Host genera of native Lepidoptera with established South Carolina 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":8,"composite":0.272,"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":0.24379652605459057,"birds":0.303970223325062,"caterpillars":0.17307692307692307,"specialists":0.4323821339950372,"structure":0.5},"rank_pct":0.031,"raw":{"bees":0,"birds":0,"caterpillars":0,"genus_used":null,"specialists":0,"structure":["Subshrub"]}},"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 South Carolina host-range and shared ecological evidence.","reference":"NC native reference cohort, method 0.6.4; not a South Carolina percentile","score":8,"scoring_inputs":{"harm_penalty":0,"invasive":false,"invasive_rank":null,"native":true,"state_rank":""},"source_ids":["lep_sc","globi","bigbee","avian","usdahabit","robertson","antseed"],"status":"scored_provisional","version":"shared-0.6.5"},"condition_evidence":{"light":{"evidence_id":"fact:0698c683d60d01d39e20f72666fda04180eafa7990846006cba903f95dab9a7d","levels":[2,3,4],"policy":"selected-condition-categories-1","range":[2,4],"scope":"Published Tennessee growing guidance; exact cached scientific heading","semantics":"source_light_categories_preserved_without_hour_conversion","source_field":"light","source_label":"Tennessee Smart Yards","source_url":"https://tynnativeplants.wordpress.com/flowers/common-name/american-jointweed-southern-jointweed/","status":"mapped_selected_fact"},"moisture":{"evidence_id":"fact:1f68b932d5e562243a9f615d940af189540d77a649f15394b8cf863dedeca265","levels":[0],"policy":"selected-condition-categories-1","range":[0,0],"scope":"Published Tennessee growing guidance; exact cached scientific heading","semantics":"source_drainage_or_moisture_categories_preserved","source_field":"moisture_categories","source_label":"Tennessee Smart Yards","source_url":"https://tynnativeplants.wordpress.com/flowers/common-name/american-jointweed-southern-jointweed/","status":"mapped_selected_fact"}},"evidence":{"fit_score":null,"growth_habit":["Subshrub"],"invasive_status":{"status":"unresolved"},"native_status":{"status":"native_inferred"},"occurrence":{"county_fips":["45003","45025","45037","45063","45079"],"meaning":"Recorded occurrence; not a county native-range assertion"},"quercus_score":null,"regional":{"county_fips":["45003","45025","45037","45063","45079"],"growth_habit":"shrub","growth_habit_source":"tnky_atlas","invasive":null,"invasive_evidence":[],"invasive_rank":null,"native":true,"native_evidence":[{"claim":"native","matched_name":"Polygonella americana","scope":"TN-KY","source":"tnky_atlas","url":"https://tennessee-kentucky.plantatlas.usf.edu/plant/species/2962"},{"claim":"native","matched_name":"Polygonella americana","scope":"L48","source":"usda","text":"L48:N","url":"https://plants.usda.gov/"},{"claim":"native","matched_name":"Polygonella americana","scope":"NC","source":"nc_flora","url":"https://auth1.dpr.ncparks.gov/flora/"}],"native_status":"native_inferred","source_ids":["sernec:18588"],"source_name":"Polygonella americana","source_refs":["SC-checklist-6.html","sernec_county"],"source_url":"https://sernecportal.org/portal/checklists/checklist.php?pagenumber=6&clid=3141&dynclid=0&pid=84&searchsynonyms=1","state_rank":null},"source_refs":["SC-checklist-6.html","sernec_county"],"source_url":"https://sernecportal.org/portal/checklists/checklist.php?pagenumber=6&clid=3141&dynclid=0&pid=84&searchsynonyms=1","state_rank":{"value":null}},"fit_inputs":{"light":[2,4],"moisture":[0,0],"ph":null},"fit_provenance":{"counties":"USDA PLANTS: recorded in 1 NC counties","light":"Tennessee Smart Yards","moisture":"Tennessee Smart Yards"},"fit_record":{"band":"Modest","condition_evidence":{"light":{"evidence_id":"fact:0698c683d60d01d39e20f72666fda04180eafa7990846006cba903f95dab9a7d","levels":[2,3,4],"policy":"selected-condition-categories-1","range":[2,4],"scope":"Published Tennessee growing guidance; exact cached scientific heading","semantics":"source_light_categories_preserved_without_hour_conversion","source_field":"light","source_label":"Tennessee Smart Yards","source_url":"https://tynnativeplants.wordpress.com/flowers/common-name/american-jointweed-southern-jointweed/","status":"mapped_selected_fact"},"moisture":{"evidence_id":"fact:1f68b932d5e562243a9f615d940af189540d77a649f15394b8cf863dedeca265","levels":[0],"policy":"selected-condition-categories-1","range":[0,0],"scope":"Published Tennessee growing guidance; exact cached scientific heading","semantics":"source_drainage_or_moisture_categories_preserved","source_field":"moisture_categories","source_label":"Tennessee Smart Yards","source_url":"https://tynnativeplants.wordpress.com/flowers/common-name/american-jointweed-southern-jointweed/","status":"mapped_selected_fact"}},"county_fips":["13031","13153","13155","13159","13163","13225","13245","13261","37173","45003","45025","45037","45063","45079","47093","47129"],"fit_inputs":{"light":[2,4],"moisture":[0,0],"ph":null},"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 1 NC counties","light":"Tennessee Smart Yards","moisture":"Tennessee Smart Yards"},"garden_suitability":{"default_excluded":false,"flags":[],"review_status":"not_assessed"},"invasive_rank":false,"native_eligible":true,"quercus_score":8,"state":"SC"},"garden_suitability":{"default_excluded":false,"flags":[],"review_status":"not_assessed"},"growing_observations":{"floraquest_carolinas_georgia":{"matched_name":"Polygonella americana","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":"Polygonella americana","source_record_id":4176,"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":4176,"source_table":"Organism","value":"Longleaf pine sandhills, other dry woodlands, glades, and barrens with sandy or rocky soil."},{"field":"geographic_range_description","source_column":"Description","source_database_sha256":"684f6b364ff9f3023aa61ed02ae50f6f6d6d4d3bcf76847b78ab769ae0453469","source_record_id":4176,"source_table":"Organism","value":"Sc. North Carolina south to c. Texas, north in the interior to ec. Tennessee, se. Missouri, and Arkansas; disjunct in Panhandle Texas and New Mexico."},{"field":"phenology_source_text","source_column":"Phenology","source_database_sha256":"684f6b364ff9f3023aa61ed02ae50f6f6d6d4d3bcf76847b78ab769ae0453469","source_record_id":4176,"source_table":"Organism","value":"Jun-Oct; Aug-Nov."},{"field":"taxonomic_synonymy","source_column":"Synonymy","source_database_sha256":"684f6b364ff9f3023aa61ed02ae50f6f6d6d4d3bcf76847b78ab769ae0453469","source_record_id":4176,"source_table":"Organism","value":"[= Ar, F, FNA5, G, GrPl, K1, NcTx, NS, RAB, S, Tn, Tx, Horton (1961); = Gonopyrum americanum Fisch. & C.A.Mey. — S13; = n/a — C; = Polygonum americanum (Fisch. & C.A.Mey.) T.M.Schust. & Reveal — K4, Mo3, POWO, Schuster, Reveal, & Kron (2011)]"},{"field":"heliophily_index","source_column":"HIndex","source_database_sha256":"684f6b364ff9f3023aa61ed02ae50f6f6d6d4d3bcf76847b78ab769ae0453469","source_record_id":4176,"source_table":"Organism","value":9}],"values":{"geographic_range_description":"Sc. North Carolina south to c. Texas, north in the interior to ec. Tennessee, se. Missouri, and Arkansas; disjunct in Panhandle Texas and New Mexico.","habitat_description":"Longleaf pine sandhills, other dry woodlands, glades, and barrens with sandy or rocky soil.","heliophily_index":9,"phenology_source_text":"Jun-Oct; Aug-Nov.","taxonomic_synonymy":"[= Ar, F, FNA5, G, GrPl, K1, NcTx, NS, RAB, S, Tn, Tx, Horton (1961); = Gonopyrum americanum Fisch. & C.A.Mey. — S13; = n/a — C; = Polygonum americanum (Fisch. & C.A.Mey.) T.M.Schust. & Reveal — K4, Mo3, POWO, Schuster, Reveal, & Kron (2011)]"}},"ut_smart_yards":{"identity_basis":"Exact scientific name; no new synonym guesses","matched_name":"Polygonella americana","modified":"2017-01-04T21:12:28+00:00","page_id":"11608","scope":"Published Tennessee growing guidance; exact cached scientific heading","source_label":"Tennessee Smart Yards","source_url":"https://tynnativeplants.wordpress.com/flowers/common-name/american-jointweed-southern-jointweed/","values":{"height_description":"18-30 inches","light":["Full to part sun"],"moisture_categories":["dry"]}},"wildflower_center":{"matched_name":"Polygonella americana","retrieved":"2026-10-05T20:11:55.144378+00:00","scope":{"kind":"unspecified"},"scope_note":"Source-reported species characteristics; not a location-specific estimate.","source_label":"Lady Bird Johnson Wildflower Center","source_sha256":"3fdd786cea2f738ba453572ebf5c9fc031e31e62f142423942fdce7c6b3ab758","source_url":"https://www.wildflower.org/plants/result.php?id_plant=POAM3","trait_evidence":[{"expected_source_name":"Polygonella americana","field":"life_cycle","original_field":"life_cycle","record_id":"trait:554b8970c3694bd3ca1e03944d02317750e5929e5029c18e07457cce3c927187","retrieved_at":"2026-10-05T20:11:55.144378+00:00","scope":{"kind":"unspecified"},"scope_note":"Species profile; distribution and native-status discovery filters do not establish local growing or bloom timing.","source":"wildflower","source_name":"Polygonella americana","source_sha256":"3fdd786cea2f738ba453572ebf5c9fc031e31e62f142423942fdce7c6b3ab758","source_url":"https://www.wildflower.org/plants/result.php?id_plant=POAM3","status":"eligible_fact","taxon_id":"taxon:3cf0b020-5e82-5732-b3ee-8cca1bc81f10","value":["Perennial"]},{"expected_source_name":"Polygonella americana","field":"height_description","original_field":"height","record_id":"trait:6a7594b648a4e82f06a314211fcf10a60951969d320cb9b94eee9ec6f4bcdd38","retrieved_at":"2026-10-05T20:11:55.144378+00:00","scope":{"kind":"unspecified"},"scope_note":"Species profile; distribution and native-status discovery filters do not establish local growing or bloom timing.","source":"wildflower","source_name":"Polygonella americana","source_sha256":"3fdd786cea2f738ba453572ebf5c9fc031e31e62f142423942fdce7c6b3ab758","source_url":"https://www.wildflower.org/plants/result.php?id_plant=POAM3","status":"eligible_fact","taxon_id":"taxon:3cf0b020-5e82-5732-b3ee-8cca1bc81f10","value":{"approximate":true,"kind":"upper_bound","max":3,"unit":"feet"}},{"expected_source_name":"Polygonella americana","field":"flower_color","original_field":"flower_color","record_id":"trait:e9dbfe4508a277a0f6cbc1e9651b1665bcf60c7ed5cb8ed6c257da2b2f0be150","retrieved_at":"2026-10-05T20:11:55.144378+00:00","scope":{"kind":"unspecified"},"scope_note":"Species profile; distribution and native-status discovery filters do not establish local growing or bloom timing.","source":"wildflower","source_name":"Polygonella americana","source_sha256":"3fdd786cea2f738ba453572ebf5c9fc031e31e62f142423942fdce7c6b3ab758","source_url":"https://www.wildflower.org/plants/result.php?id_plant=POAM3","status":"eligible_fact","taxon_id":"taxon:3cf0b020-5e82-5732-b3ee-8cca1bc81f10","value":["White","Pink"]}],"values":{"flower_color":["White","Pink"],"height_description":"Up to about 3 feet","life_cycle":["Perennial"]}}},"light_range":["part shade","full sun"],"light_source":"Tennessee Smart Yards","native_synthesis":{"claims":[{"claim":"native","matched_name":"Polygonella americana","scope":"TN-KY","source":"tnky_atlas","url":"https://tennessee-kentucky.plantatlas.usf.edu/plant/species/2962"},{"claim":"native","matched_name":"Polygonella americana","scope":"L48","source":"usda","text":"L48:N","url":"https://plants.usda.gov/"},{"claim":"native","matched_name":"Polygonella americana","scope":"NC","source":"nc_flora","url":"https://auth1.dpr.ncparks.gov/flora/"}],"county_native_range":"unresolved","explanation":"Source scopes are preserved. State occurrence alone does not establish nativity; combined regional evidence is labeled estimated.","label":"Native to South Carolina (estimated from combined sources)","rule":"southeast-native-synthesis-1","status":"native_inferred"},"source_name":"Polygonella americana","taxon_id":"taxon:3cf0b020-5e82-5732-b3ee-8cca1bc81f10","revision":"publish:5809c037-0e9a-430a-8008-5ab6f69800c0","photos":[{"id":"inat-406023007","src":"/api/photos/image/0534f5fe7ce63d1b20c62303536aa82f167c3b19f1b38f036a9a280e82f5f6ce.jpeg","view":"bloom","alt":"Polygonella americana — flower photograph","width":500,"height":375,"artist":"no rights reserved","license":"CC0","license_url":"https://creativecommons.org/publicdomain/zero/1.0/","source_url":"https://www.inaturalist.org/photos/406023007","changes":"iNaturalist medium image; no additional crop, retouching, or re-encoding."}]}