{"source_name": "Eragrostis trichodes", "evidence": {"record_id": "tn:2393", "atlas_id": 2393, "state": "TN", "identity": {"status": "new_taxon", "nc_name": null, "approved_aliases": [], "candidate_nc_name": null, "candidate_names": [], "research_match_status": "unmatched_candidate", "merge_policy": "no fuzzy or parent-species merging"}, "occurrence": {"basis": "atlas_county_search", "county_fips": ["47115", "47139", "47157"], "native_range_confirmed": false, "absence_means": "not recorded in this snapshot; not proof of absence"}, "native_status": {"status": "unresolved", "state": "TN", "state_assertions": [], "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]", "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:4499", "url": "https://tynnativeplants.wordpress.com/grasses-2/scientific-name/sand-lovegrass-sand-love-grass/", "source_name": "Eragrostis trichodes", "native_region_text": "Native Region: Only occurs in Shelby County", "conditions_text": "Full sun, moderately dry to dry moisture level, grows best on sandy soil but can handle heavier soil including clay, slightly acid to moderately alkaline pH. 2-4 feet height, blooms late spring, green/yellow flowers, re-seeds rapidly.", "status": "source_prose_not_numeric_fit_input"}], "shared_evidence_reference": null, "quercus_score": null, "fit_score": null, "score_status": "TN reference cohort and missing-rank policy not approved", "sources": ["atlas:2393", "county:47115", "county:47139", "county:47157", "ut:4499"]}, "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/grasses-2/scientific-name/sand-lovegrass-sand-love-grass/", "text": "Native Region: Only occurs in Shelby County", "basis": "species-specific page in a state-specific native collection"}, {"source": "TN–KY Plant Atlas", "scope": "TN–KY", "claim": "introduced", "url": "https://tennessee-kentucky.plantatlas.usf.edu/plant/species/2393"}], "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}}}