{"source_name": "Helianthus tuberosus", "evidence": {"record_id": "tn:1380", "atlas_id": 1380, "state": "TN", "identity": {"status": "exact_name", "nc_name": "Helianthus tuberosus", "approved_aliases": [], "candidate_nc_name": null, "candidate_names": [], "research_match_status": "exact_published", "merge_policy": "no fuzzy or parent-species merging"}, "occurrence": {"basis": "atlas_county_search", "county_fips": ["47005", "47009", "47011", "47013", "47015", "47017", "47019", "47021", "47023", "47025", "47027", "47031", "47037", "47039", "47041", "47045", "47049", "47051", "47053", "47055", "47063", "47065", "47067", "47069", "47071", "47075", "47077", "47079", "47081", "47085", "47087", "47089", "47093", "47097", "47105", "47107", "47111", "47113", "47115", "47117", "47119", "47125", "47129", "47131", "47133", "47137", "47139", "47141", "47145", "47147", "47149", "47155", "47157", "47159", "47161", "47165", "47167", "47171", "47173", "47177", "47181", "47183", "47185", "47187", "47189"], "native_range_confirmed": false, "absence_means": "not recorded in this snapshot; not proof of absence"}, "native_status": {"status": "conflicting_sources", "state": "TN", "state_assertions": [{"claim": "native", "scope": "TN", "source_id": "ut:10590", "text": "Native Region: Statewide", "url": "https://tynnativeplants.wordpress.com/flowers/common-name/jerusalem-artichoke-sunchoke/"}], "regional_atlas_flag": "N", "regional_flag_scope": "Tennessee-Kentucky atlas; not promoted to county or state native range", "county_native_range": "unresolved"}, "state_rank": {"value": "SNR", "status": "unranked_or_not_applicable", "source_text": "TN[SNR] KY[S5]", "state": "TN"}, "invasive_status": {"status": "no_exact_listing_match", "list_assertions": [], "candidate_assertions": [], "unmatched_means": "unknown; not a non-invasive verdict"}, "horticulture": [{"source_id": "ut:10590", "url": "https://tynnativeplants.wordpress.com/flowers/common-name/jerusalem-artichoke-sunchoke/", "source_name": "Helianthus tuberosus", "native_region_text": "Native Region: Statewide", "conditions_text": "Full to part sun, medium to moderately dry moisture level, best in fertile sandy loam, very strongly acid to moderately alkaline pH. 6-10 feet height, bright yellow flowers, blooms late summer to fall. Generously re-seeds itself and also sprouts from small tuber pieces accidentally left in the ground.", "status": "source_prose_not_numeric_fit_input"}], "shared_evidence_reference": {"nc_name": "Helianthus tuberosus", "nc_record_path": "/nc/helianthus-tuberosus.json", "reuse_scope": "identity link only; source traits require review; NC geography and scores excluded"}, "quercus_score": null, "fit_score": null, "score_status": "TN reference cohort and missing-rank policy not approved", "sources": ["atlas:1380", "county:47005", "county:47009", "county:47011", "county:47013", "county:47015", "county:47017", "county:47019", "county:47021", "county:47023", "county:47025", "county:47027", "county:47031", "county:47037", "county:47039", "county:47041", "county:47045", "county:47049", "county:47051", "county:47053", "county:47055", "county:47063", "county:47065", "county:47067", "county:47069", "county:47071", "county:47075", "county:47077", "county:47079", "county:47081", "county:47085", "county:47087", "county:47089", "county:47093", "county:47097", "county:47105", "county:47107", "county:47111", "county:47113", "county:47115", "county:47117", "county:47119", "county:47125", "county:47129", "county:47131", "county:47133", "county:47137", "county:47139", "county:47141", "county:47145", "county:47147", "county:47149", "county:47155", "county:47157", "county:47159", "county:47161", "county:47165", "county:47167", "county:47171", "county:47173", "county:47177", "county:47181", "county:47183", "county:47185", "county:47187", "county:47189", "ut:10590"]}, "native_synthesis": {"status": "conflicting_sources", "label": "Native status: sources disagree", "claims": [{"source": "UT Tennessee Smart Yards native-plant guide", "scope": "TN", "claim": "native", "url": "https://tynnativeplants.wordpress.com/flowers/common-name/jerusalem-artichoke-sunchoke/", "text": "Native Region: Statewide", "basis": "species-specific page in a state-specific native collection"}, {"source": "USDA PLANTS", "scope": "L48", "claim": "native", "matched_name": "Helianthus tuberosus", "text": "CAN:N L48:N", "url": "https://plants.usda.gov/"}, {"source": "TN–KY Plant Atlas", "scope": "TN–KY", "claim": "introduced", "url": "https://tennessee-kentucky.plantatlas.usf.edu/plant/species/1380"}], "rule": "tn-native-synthesis-1", "explanation": "A TN-specific UT native-guide page or an exact entry in the Tennessee rare-plant list supports a direct source claim. Otherwise, TN occurrence plus an atlas native flag and exact-name native evidence from NC flora or USDA L48 supports a provisional state inference. No one regional claim or occurrence alone establishes TN nativity; NC and L48 claims retain their actual scopes.", "county_native_range": "unresolved"}, "assessment": {"version": "nc-rules-0.6.4-shared-2", "score": null, "band": "Not scored", "status": "native_status_unresolved", "reason": "Native/exotic classification is missing or conflicting in the available sources.", "reference": "NC native reference cohort, method 0.6.4; not a Tennessee percentile", "rarity_adjustment": null, "rarity_policy": "Existing NC rule: S5 0, S4 -2, S3 -5, S2 -8, S1/SH -10; unranked -5; score floor 5.", "fit_score": null, "native_basis": "conflicting_sources", "scoring_inputs": {"native": null, "state_rank": "SNR", "invasive": false, "invasive_rank": null, "harm_penalty": 0}}}