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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":0.6643920595533499,"caterpillars":0.6234491315136477,"specialists":0.4323821339950372,"structure":0.5},"rank_pct":0.251,"raw":{"bees":0,"birds":1,"caterpillars":4,"genus_used":null,"specialists":0,"structure":["Graminoid"]}},"fit_score":null,"native_basis":"native_supported","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 Virginia host-range and shared ecological evidence.","reference":"NC native reference cohort, method 0.6.4; not a Virginia percentile","score":27,"scoring_inputs":{"harm_penalty":0,"invasive":false,"invasive_rank":null,"native":true,"state_rank":"SH"},"source_ids":["lep_va","globi","bigbee","avian","usdahabit","robertson","antseed"],"status":"scored_provisional","version":"shared-0.6.5"},"condition_evidence":{"light":{"evidence_id":"fact:0febe34193fc3e0d14b5fa68898f4ea10d44379cced676916a87430c27b5f7f2","levels":[2,3,4],"policy":"selected-condition-categories-2","range":[2,4],"scope":{"kind":"region","region_id":"floraquest_nc_sc_ga"},"semantics":"documented_native_habitat_conditions","source_field":"habitat_light_categories","source_label":"Weakley, Flora of the Southeastern United States (2025), Carolinas & Georgia edition","source_url":"https://fsus.ncbg.unc.edu/","status":"mapped_selected_fact"},"moisture":{"evidence_id":"fact:114e25a139719cc5f7fcb08e6961f057785a13480d7089e0b582423955dddbd6","levels":[3,4],"policy":"selected-condition-categories-2","range":[3,4],"scope":{"kind":"region","region_id":"floraquest_nc_sc_ga"},"semantics":"documented_native_habitat_conditions","source_field":"habitat_moisture_categories","source_label":"Weakley, Flora of the Southeastern United States (2025), Carolinas & Georgia edition","source_url":"https://fsus.ncbg.unc.edu/","status":"mapped_selected_fact"}},"evidence":{"fit_score":null,"growth_habit":["Graminoid"],"invasive_status":{"status":"unresolved"},"native_status":{"status":"native_supported"},"occurrence":{"county_fips":["51025"],"meaning":"Recorded occurrence; not a county native-range assertion"},"quercus_score":null,"regional":{"county_fips":["51025"],"growth_habit":null,"growth_habit_source":null,"invasive":null,"invasive_evidence":[],"invasive_rank":null,"native":true,"native_basis":"state_source","native_decided_by":"va_atlas","native_evidence":[{"claim":"native","flag":"N","matched_name":"Muhlenbergia glabrifloris","scope":"VA","source":"va_atlas","url":"https://vaplantatlas.org/index.php?do=plant&plant=1617"},{"claim":"native","matched_name":"Muhlenbergia glabrifloris","scope":"L48","source":"usda","text":"L48:N","url":"https://plants.usda.gov/"},{"claim":"native","matched_name":"Muhlenbergia glabrifloris","scope":"NC","source":"nc_flora","url":"https://auth1.dpr.ncparks.gov/flora/"},{"basis":"species account without the alien asterisk","claim":"native_distribution","matched_name":"Muhlenbergia glabrifloris","scope":"AL-AR-DC-DE-FL-GA-KY-LA-MD-MS-NC-NJ-PA-SC-TN-VA-WV","source":"weakley_fsus","url":"https://fsus.ncbg.unc.edu/"},{"basis":"NatureServe subnational native or exotic flag for this state","claim":"native","matched_name":"Muhlenbergia glabrifloris","scope":"VA","source":"natureserve_explorer","srank":"SH","url":"https://explorer.natureserve.org/Taxon/ELEMENT_GLOBAL.2.151693/Muhlenbergia_glabrifloris"}],"native_explanation":"Digital Atlas of the Virginia Flora (published flora, state claim) gives the value, over a broader claim from a higher tier. Speaks for its own area (NC), not this state: Vascular Plants of North Carolina (NC Natural Heritage Program).","native_provenance":{"flags":["over_higher_tier"],"source":"va_atlas","specificity":"state","tier":"published_flora"},"native_status":"native_supported","package_native_status":"native_supported","source_ids":["va_atlas:VA:1617"],"source_name":"Muhlenbergia glabrifloris","source_refs":["gbif_specimens","natureserve_explorer","va_atlas"],"source_url":"https://vaplantatlas.org/index.php?do=plant&plant=1617","state_rank":"SH"},"source_refs":["gbif_specimens","natureserve_explorer","va_atlas"],"source_url":"https://vaplantatlas.org/index.php?do=plant&plant=1617","state_rank":{"value":"SH"}},"fit_inputs":{"light":[2,4],"moisture":[3,4],"ph":null},"fit_provenance":{"light":"Weakley, Flora of the Southeastern United States (2025), Carolinas & Georgia edition","moisture":"Weakley, Flora of the Southeastern United States (2025), Carolinas & Georgia edition"},"fit_record":{"band":"Good","condition_evidence":{"light":{"evidence_id":"fact:0febe34193fc3e0d14b5fa68898f4ea10d44379cced676916a87430c27b5f7f2","levels":[2,3,4],"policy":"selected-condition-categories-2","range":[2,4],"scope":{"kind":"region","region_id":"floraquest_nc_sc_ga"},"semantics":"documented_native_habitat_conditions","source_field":"habitat_light_categories","source_label":"Weakley, Flora of the Southeastern United States (2025), Carolinas & Georgia edition","source_url":"https://fsus.ncbg.unc.edu/","status":"mapped_selected_fact"},"moisture":{"evidence_id":"fact:114e25a139719cc5f7fcb08e6961f057785a13480d7089e0b582423955dddbd6","levels":[3,4],"policy":"selected-condition-categories-2","range":[3,4],"scope":{"kind":"region","region_id":"floraquest_nc_sc_ga"},"semantics":"documented_native_habitat_conditions","source_field":"habitat_moisture_categories","source_label":"Weakley, Flora of the Southeastern United States (2025), Carolinas & Georgia edition","source_url":"https://fsus.ncbg.unc.edu/","status":"mapped_selected_fact"}},"county_fips":["21029","21035","21047","21055","21139","21141","21143","21145","21157","21221","47031","47125","51025"],"fit_inputs":{"light":[2,4],"moisture":[3,4],"ph":null},"fit_note":"Shared sunlight, moisture and pH calculation; county geography is an additional layer. Missing source traits remain unknown.","fit_provenance":{"light":"Weakley, Flora of the Southeastern United States (2025), Carolinas & Georgia edition","moisture":"Weakley, Flora of the Southeastern United States (2025), Carolinas & Georgia edition"},"garden_suitability":{"default_excluded":false,"flags":[],"review_status":"not_assessed","suggestions_excluded":false},"invasive_rank":false,"native_eligible":true,"quercus_score":27,"state":"VA"},"garden_suitability":{"default_excluded":false,"flags":[],"review_status":"not_assessed","suggestions_excluded":false},"growing_observations":{"floraquest_carolinas_georgia":{"matched_name":"Muhlenbergia glabrifloris","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":"Weakley, Flora of the Southeastern United States (2025), Carolinas & Georgia edition","source_name":"Muhlenbergia glabrifloris","source_record_id":2135,"source_sha256":"684f6b364ff9f3023aa61ed02ae50f6f6d6d4d3bcf76847b78ab769ae0453469","source_url":"https://fsus.ncbg.unc.edu/","trait_evidence":[{"field":"habitat_description","source_column":"HabitatText","source_database_sha256":"684f6b364ff9f3023aa61ed02ae50f6f6d6d4d3bcf76847b78ab769ae0453469","source_record_id":2135,"source_table":"Organism","value":"Barrens, open oak flatwoods, other open habitats, in clayey soils."},{"field":"geographic_range_description","source_column":"Description","source_database_sha256":"684f6b364ff9f3023aa61ed02ae50f6f6d6d4d3bcf76847b78ab769ae0453469","source_record_id":2135,"source_table":"Organism","value":"Virginia and North Carolina west to Iowa, Missouri, Alabama, and Texas, local and apparently rare in all of that range. In North Carolina, only known from one collection, that from Durham County in 1936, with vague habitat data. Fernald (1950) described the habitat as \"dry exsiccated or baked soils, prairies, gravels or rocky slopes,\" Pohl (1969) as \"mostly on low ground, in shade on heavy clay soils.\""},{"field":"phenology_source_text","source_column":"Phenology","source_database_sha256":"684f6b364ff9f3023aa61ed02ae50f6f6d6d4d3bcf76847b78ab769ae0453469","source_record_id":2135,"source_table":"Organism","value":"Aug-Nov."},{"field":"taxonomic_synonymy","source_column":"Synonymy","source_database_sha256":"684f6b364ff9f3023aa61ed02ae50f6f6d6d4d3bcf76847b78ab769ae0453469","source_record_id":2135,"source_table":"Organism","value":"[= Ar, FNA25, Il, K4, Mo1, NcTx, NS, POWO, Tn; = Muhlenbergia glabriflora — C, ETx1, F, G, HC, K1, Tx, Va, orthographic variant; = n/a — RAB, S, Tat]"},{"field":"heliophily_index","source_column":"HIndex","source_database_sha256":"684f6b364ff9f3023aa61ed02ae50f6f6d6d4d3bcf76847b78ab769ae0453469","source_record_id":2135,"source_table":"Organism","value":7},{"field":"regional_wetland_indicators","source_column":"WetlandStatus1..5","source_database_sha256":"684f6b364ff9f3023aa61ed02ae50f6f6d6d4d3bcf76847b78ab769ae0453469","source_record_id":2135,"source_table":"Organism","value":[{"source_column":"WetlandStatus1","value":"FAC"},{"source_column":"WetlandStatus2","value":"FAC"},{"source_column":"WetlandStatus3","value":"FACU"},{"source_column":"WetlandStatus4","value":"FAC"},{"source_column":"WetlandStatus5","value":"FAC"}]},{"field":"habitat_moisture_categories","source_column":"Attr2","source_database_sha256":"684f6b364ff9f3023aa61ed02ae50f6f6d6d4d3bcf76847b78ab769ae0453469","source_record_id":2135,"source_table":"GraphicKey","value":["Moist","Wet"]},{"field":"habitat_light_categories","source_column":"Attr3","source_database_sha256":"684f6b364ff9f3023aa61ed02ae50f6f6d6d4d3bcf76847b78ab769ae0453469","source_record_id":2135,"source_table":"GraphicKey","value":["Partial shade","Full sun"]},{"field":"graphic_key_source_attributes","source_column":"Attr0..25","source_database_sha256":"684f6b364ff9f3023aa61ed02ae50f6f6d6d4d3bcf76847b78ab769ae0453469","source_record_id":2135,"source_table":"GraphicKey","value":{"Attr0":"gr03","Attr1":"nc_pd,","Attr10":"a,no","Attr11":"g","Attr12":"me","Attr13":"3Bw7","Attr2":"Moist,Wet","Attr3":"Part,Sun","Attr3a":"y","Attr3a_subregion":"native_nc_pd:y,","Attr4":" 7-12","Attr5":"h","Attr6":"le","Attr7":"l,t","Attr8":"1","Attr9":"g"}},{"field":"bloom_season","source_column":"Phenology","source_database_sha256":"684f6b364ff9f3023aa61ed02ae50f6f6d6d4d3bcf76847b78ab769ae0453469","source_record_id":2135,"source_table":"Organism","value":"August to November"}],"values":{"bloom_season":"August to November","geographic_range_description":"Virginia and North Carolina west to Iowa, Missouri, Alabama, and Texas, local and apparently rare in all of that range. In North Carolina, only known from one collection, that from Durham County in 1936, with vague habitat data. Fernald (1950) described the habitat as \"dry exsiccated or baked soils, prairies, gravels or rocky slopes,\" Pohl (1969) as \"mostly on low ground, in shade on heavy clay soils.\"","graphic_key_source_attributes":{"Attr0":"gr03","Attr1":"nc_pd,","Attr10":"a,no","Attr11":"g","Attr12":"me","Attr13":"3Bw7","Attr2":"Moist,Wet","Attr3":"Part,Sun","Attr3a":"y","Attr3a_subregion":"native_nc_pd:y,","Attr4":" 7-12","Attr5":"h","Attr6":"le","Attr7":"l,t","Attr8":"1","Attr9":"g"},"habitat_description":"Barrens, open oak flatwoods, other open habitats, in clayey soils.","habitat_light_categories":["Partial shade","Full sun"],"habitat_moisture_categories":["Moist","Wet"],"heliophily_index":7,"phenology_source_text":"Aug-Nov.","regional_wetland_indicators":[{"source_column":"WetlandStatus1","value":"FAC"},{"source_column":"WetlandStatus2","value":"FAC"},{"source_column":"WetlandStatus3","value":"FACU"},{"source_column":"WetlandStatus4","value":"FAC"},{"source_column":"WetlandStatus5","value":"FAC"}],"taxonomic_synonymy":"[= Ar, FNA25, Il, K4, Mo1, NcTx, NS, POWO, Tn; = Muhlenbergia glabriflora — C, ETx1, F, G, HC, K1, Tx, Va, orthographic variant; = n/a — RAB, S, Tat]"}}},"light_range":["part shade","full sun"],"light_source":"Weakley, Flora of the Southeastern United States (2025), Carolinas & Georgia edition","native_synthesis":{"claims":[{"claim":"native","flag":"N","matched_name":"Muhlenbergia glabrifloris","scope":"VA","source":"va_atlas","url":"https://vaplantatlas.org/index.php?do=plant&plant=1617"},{"claim":"native","matched_name":"Muhlenbergia glabrifloris","scope":"L48","source":"usda","text":"L48:N","url":"https://plants.usda.gov/"},{"claim":"native","matched_name":"Muhlenbergia glabrifloris","scope":"NC","source":"nc_flora","url":"https://auth1.dpr.ncparks.gov/flora/"},{"basis":"species account without the alien asterisk","claim":"native_distribution","matched_name":"Muhlenbergia glabrifloris","scope":"AL-AR-DC-DE-FL-GA-KY-LA-MD-MS-NC-NJ-PA-SC-TN-VA-WV","source":"weakley_fsus","url":"https://fsus.ncbg.unc.edu/"},{"basis":"NatureServe subnational native or exotic flag for this state","claim":"native","matched_name":"Muhlenbergia glabrifloris","scope":"VA","source":"natureserve_explorer","srank":"SH","url":"https://explorer.natureserve.org/Taxon/ELEMENT_GLOBAL.2.151693/Muhlenbergia_glabrifloris"}],"county_native_range":"unresolved","decided_by":"va_atlas","explanation":"Digital Atlas of the Virginia Flora (published flora, state claim) gives the value, over a broader claim from a higher tier. Speaks for its own area (NC), not this state: Vascular Plants of North Carolina (NC Natural Heritage Program).","label":"Native to Virginia (state-specific source)","provenance":{"flags":["over_higher_tier"],"source":"va_atlas","specificity":"state","tier":"published_flora"},"rule":"fact-hierarchy-2","status":"native_supported"},"source_name":"Muhlenbergia glabrifloris","taxon_id":"taxon:d8fd2aa2-8431-5224-8ca1-f7a000b60c5a","revision":"publish:cdb975f5-333c-4482-92bd-514ef43ee9c3","photos":[]}