{"assessment":{"band":"Severe harm","fit_score":null,"harm":null,"harm_source":null,"invasive_evidence":[{"category":"Significant Threat","rank":2,"scientific_name":"Festuca arundinacea","state":"SC","url":"https://www.se-eppc.org/southcarolina/SCEPPC_LIST2014finalOct.xlsx"}],"native_basis":"not_native","rarity_adjustment":null,"rarity_policy":"Conservation status is displayed separately and never changes ecological scores, including when unranked.","reason":"Listed invasive in South Carolina; do not plant. Uses the shared severity scale applied to the sourced state invasive category.","reference":"NC native reference cohort, method 0.6.4; not a South Carolina percentile","score":-55,"scoring_inputs":{"harm_penalty":0,"invasive":true,"invasive_rank":"2","native":false,"state_rank":""},"severity_basis":"shared_rank","severity_mapping":"Source Severe/Significant Threat category mapped to the identically named shared severity category; not an ecological effect-size equivalence","status":"scored_invasive","version":"shared-0.6.5"},"condition_evidence":{},"evidence":{"fit_score":null,"growth_habit":["Graminoid"],"invasive_status":{"status":"listed"},"native_status":{"status":"not_native"},"occurrence":{"county_fips":[],"meaning":"Recorded occurrence; not a county native-range assertion"},"quercus_score":null,"regional":{"county_fips":[],"growth_habit":"graminoid","growth_habit_source":"tnky_atlas","invasive":true,"invasive_evidence":[{"category":"Significant Threat","rank":2,"scientific_name":"Festuca arundinacea","state":"SC","url":"https://www.se-eppc.org/southcarolina/SCEPPC_LIST2014finalOct.xlsx"}],"invasive_rank":2,"native":false,"native_evidence":[{"claim":"introduced","matched_name":"Schedonorus arundinaceus","scope":"TN-KY","source":"tnky_atlas","url":"https://tennessee-kentucky.plantatlas.usf.edu/plant/species/635"},{"claim":"introduced","scope":"SC","source":"sc_invasive","url":"https://www.se-eppc.org/southcarolina/SCEPPC_LIST2014finalOct.xlsx"}],"native_status":"not_native","source_ids":["sernec:48796"],"source_name":"Schedonorus arundinaceus","source_refs":["SC-checklist-6.html","sc_invasive"],"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","sc_invasive"],"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":null,"moisture":[1,2],"ph":null},"fit_provenance":{"moisture":"USACE wetland occurrence proxy (EMP)"},"fit_record":{"band":"Severe harm","condition_evidence":{},"county_fips":["21005","21009","21011","21013","21025","21027","21029","21035","21039","21047","21049","21053","21061","21067","21069","21073","21075","21079","21083","21093","21095","21097","21103","21105","21111","21115","21123","21125","21133","21135","21143","21145","21147","21151","21157","21165","21167","21171","21173","21179","21185","21187","21191","21193","21197","21199","21203","21211","21213","21215","21219","21221","21227","21237","47001","47009","47021","47025","47027","47031","47035","47037","47041","47049","47051","47057","47061","47065","47075","47079","47083","47085","47087","47091","47095","47097","47113","47115","47119","47121","47123","47125","47129","47131","47133","47137","47139","47141","47143","47145","47147","47149","47155","47157","47161","47163","47165","47167","47169","47171","47175","47185","47187","47189"],"fit_inputs":{"light":null,"moisture":[1,2],"ph":null},"fit_note":"Shared sunlight, moisture and pH calculation; county geography is an additional layer. Missing source traits remain unknown.","fit_provenance":{"moisture":"USACE wetland occurrence proxy (EMP)"},"garden_suitability":{"default_excluded":false,"flags":[],"review_status":"not_assessed"},"invasive_rank":true,"native_eligible":false,"quercus_score":-55,"state":"SC"},"garden_suitability":{"default_excluded":false,"flags":[],"review_status":"not_assessed"},"growing_observations":{"forest_service":{"identity_basis":"Exact existing catalog or state-source name","matched_name":"Schedonorus arundinaceus","retrieved":"2026-10-01T13:43:21.912346+00:00","scope":"Source botanical description; original units and scope retained","scoring_allowed":false,"source_label":"Fire Effects Information System: Schedonorus arundinaceus","source_sha256":"061034c3fcad66289c4c4941999a3a5aec5590b985aa2faaa2c83f58ae5b0fed","source_url":"https://research.fs.usda.gov/feis/species-reviews/scharu","trait_evidence":[{"catalog_id":"tn-atlas:635","field":"height_description","height_description":"Culms are hollow [30], erect [28], and 20 to 80 inches (50-200 cm) in height [30,76].","life_stage":"general_botanical_description","matched_name":"Schedonorus arundinaceus","paragraph_sha256":"1aa5a420262f2b030dc6b33e5bf4f9d6ea5f971d21fb56c0d96b57209834f76e","retrieved":"2026-10-01T13:43:21.912346+00:00","review_status":"reviewed","source_quote":"Tall fescue is a densely cespitose to short-rhizomatous [20,28,65], cool-season [75], long-lived [65] perennial grass [77]. Culms are hollow [30], erect [28], and 20 to 80 inches (50-200 cm) in height [30,76]. Leaves form basal tufts [61]; blades are 2 to 28 inches (5-70 cm) long [28,48] and 0.1 to 0.5 inch (3-13 mm) wide [61,76]. A tuft produces 10 to 30 flowerstalks [66]. The inflorescence is an open to narrow branched panicle [28,66] 4 to 14 inches (10-35 cm) long [31,57]. Spikelets are three- to nine-flowered [31,75]. Lemmas are awnless to short-awned. The fruit is a caryopsis [28]. Tall fescue roots are tough and coarse; they normally penetrate to a depth of at least 60 inches (150 cm) in moist soils [65].","source_section":"Schedonorus arundinaceus, tall fescue / Botanical Description","source_sha256":"061034c3fcad66289c4c4941999a3a5aec5590b985aa2faaa2c83f58ae5b0fed","source_title":"Fire Effects Information System: Schedonorus arundinaceus","source_url":"https://research.fs.usda.gov/feis/species-reviews/scharu"}],"values":{"height_description":"Culms are hollow [30], erect [28], and 20 to 80 inches (50-200 cm) in height [30,76]."}}},"native_synthesis":{"claims":[{"claim":"introduced","matched_name":"Schedonorus arundinaceus","scope":"TN-KY","source":"tnky_atlas","url":"https://tennessee-kentucky.plantatlas.usf.edu/plant/species/635"},{"claim":"introduced","scope":"SC","source":"sc_invasive","url":"https://www.se-eppc.org/southcarolina/SCEPPC_LIST2014finalOct.xlsx"}],"county_native_range":"unresolved","explanation":"Source scopes are preserved. State occurrence alone does not establish nativity; combined regional evidence is labeled estimated.","label":"Not native to South Carolina","rule":"southeast-native-synthesis-1","status":"not_native"},"source_name":"Schedonorus arundinaceus","taxon_id":"taxon:fe697220-b02f-5275-b9d2-b44900919a5a","revision":"publish:5809c037-0e9a-430a-8008-5ab6f69800c0","photos":[]}