{"source_name": "Artemisia ludoviciana", "evidence": {"record_id": "tn:2817", "atlas_id": 2817, "state": "TN", "identity": {"status": "exact_name", "nc_name": "Artemisia ludoviciana", "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": ["47011", "47059", "47065", "47115", "47141", "47149", "47161", "47163"], "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:688", "text": "Native Region: Isolated counties statewide — Hardeman, Stewart, Montgomery, Rutherford, Marion, Bradley, Sevier, and Greene counties", "url": "https://tynnativeplants.wordpress.com/flowers/common-name/prairie-sage-white-sagebrush/"}], "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[SNA]", "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:688", "url": "https://tynnativeplants.wordpress.com/flowers/common-name/prairie-sage-white-sagebrush/", "source_name": "Artemisia ludoviciana", "native_region_text": "Native Region: Isolated counties statewide — Hardeman, Stewart, Montgomery, Rutherford, Marion, Bradley, Sevier, and Greene counties", "conditions_text": "Full to part sun, medium to dry moisture level, tolerates most soils except clay, slightly acid to strongly alkaline pH. 3 ft. height, blooms summer to fall, green flowers, spreads rapidly by rhizomes.", "status": "source_prose_not_numeric_fit_input"}], "shared_evidence_reference": {"nc_name": "Artemisia ludoviciana", "nc_record_path": "/nc/artemisia-ludoviciana.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:2817", "county:47011", "county:47059", "county:47065", "county:47115", "county:47141", "county:47149", "county:47161", "county:47163", "ut:688"]}, "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/prairie-sage-white-sagebrush/", "text": "Native Region: Isolated counties statewide — Hardeman, Stewart, Montgomery, Rutherford, Marion, Bradley, Sevier, and Greene counties", "basis": "species-specific page in a state-specific native collection"}, {"source": "USDA PLANTS", "scope": "L48", "claim": "native", "matched_name": "Artemisia ludoviciana", "text": "CAN:N L48:I 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/2817"}], "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}}}