{"id":"leymus-multicaulis","license":"CC-BY-4.0","data":{"scientificName":"Leymus multicaulis","commonNames":["Asian beardless wildrye"],"taxonRank":"species","acceptedName":"Leymus multicaulis","family":"Poaceae","ids":{"usdaSymbol":"LEMU11","gbifKey":2706326},"states":["WY"],"rangeAssertions":[{"relation":"introduced","geography":{"grain":"state","stateCodes":["WY"],"regions":["TDWG level 1 7 — NORTHERN AMERICA","TDWG level 2 73 — Northwestern U.S.A.","TDWG level 3 WYO — Wyoming"]},"occurrenceStatus":"present","presenceStatus":"extant","source":"wcvp-v16","sourceVersion":"16","asOf":"2026-06-04T00:00:00.000Z"}],"statusAssertions":[{"status":"introduced-established","channel":"ecological","geography":{"grain":"aggregate-region","regions":["L48"]},"source":"us-riis-v2","sourceRecordId":"USRIIS-L48-Plantae8913","sourceVersion":"2.0 (November 2022)","asOf":"2022-10-23T00:00:00.000Z","sourceModified":"2017-11-21T00:00:00.000Z","sourceTaxon":{"name":"Leymus multicaulis","rank":"species","rawRank":"Species"},"sourceDesignation":{"code":"C3","label":"established (category C3)"},"associatedReferences":["USDA Natural Resources Conservation Service (NRCS) PLANTS Database (2021cng), https://plants.usda.gov/home/plantProfile?symbol=LEMU11"],"taxonProjection":{"basis":"exact-taxon","notes":"exact source identifier, rank, family, and scientific/accepted name"}}],"plantForm":"grass","evidence":[{"source":"harrison-2002-rangelands-kochia-fires","verdict":"recommend","verdictRaw":"Species frequently used in greenstrips.","claims":"Table 1 row: Asian beardless wildrye — Leymus multicaulis (Kar. & Kir.) Tzvelev. The article says these are species frequently used in greenstrips; it does not report a separate burn result for this row.","sourcePlacement":{"value":"species used in a semiarid western rangeland greenstrip","scheme":"harrison-2002-greenstrip"},"edition":"Rangelands 24(5)","url":"https://extension.usu.edu/preparedness/files/wildfire/rangelands.pdf","documentDate":"2002-10-01T00:00:00.000Z","accessedOn":"2026-08-25T00:00:00.000Z"}],"flammabilityClass":"fire-resistant","ratingReason":"limited-evidence","recommendation":"on-list","author":"grayson-graham","reviewStatus":"draft","lastVerified":"2026-08-25T00:00:00.000Z"},"localAssessmentInputs":{"stateDistribution":["WY"],"nativeStates":[],"rangeAssertions":[{"relation":"introduced","geography":{"grain":"state","stateCodes":["WY"],"regions":["TDWG level 1 7 — NORTHERN AMERICA","TDWG level 2 73 — Northwestern U.S.A.","TDWG level 3 WYO — Wyoming"]},"occurrenceStatus":"present","presenceStatus":"extant","source":"wcvp-v16","sourceVersion":"16","asOf":"2026-06-04T00:00:00.000Z","provenance":"cited"},{"relation":"documented-occurrence","geography":{"grain":"state","stateCodes":["WY"]},"provenance":"legacy-field"}],"usdaZoneMin":null,"usdaZoneMax":null,"hardinessAssertions":[],"hardinessSelection":{"status":"none","assertions":[]},"invasiveIn":[],"statusAssertions":[{"status":"introduced-established","channel":"ecological","geography":{"grain":"aggregate-region","regions":["L48"]},"source":"us-riis-v2","sourceRecordId":"USRIIS-L48-Plantae8913","sourceVersion":"2.0 (November 2022)","asOf":"2022-10-23T00:00:00.000Z","sourceModified":"2017-11-21T00:00:00.000Z","sourceTaxon":{"name":"Leymus multicaulis","rank":"species","rawRank":"Species"},"sourceDesignation":{"code":"C3","label":"established (category C3)"},"associatedReferences":["USDA Natural Resources Conservation Service (NRCS) PLANTS Database (2021cng), https://plants.usda.gov/home/plantProfile?symbol=LEMU11"],"taxonProjection":{"basis":"exact-taxon","notes":"exact source identifier, rank, family, and scientific/accepted name"},"provenance":"cited"}],"fireEvidenceClass":"fire-resistant","recommendation":"on-list","fireSourceScopes":[],"firePerformanceConditions":[],"maintenanceAssertions":[],"maintenanceConditions":null,"regulatoryReviews":{},"seedReviews":{}},"legacyCompatibilityProjection":{"nativeStates":[],"invasiveIn":[]},"localAssessmentContract":"Compare each dimension separately. State noxious-weed seed designations are material-scoped and never become non-seed plant restrictions, ecological-invasive findings, nursery restrictions, alternatives, product evidence, or fire votes. Introduced/established context is not an invasive warning. Minimum-only hardiness has no inferred maximum; canonical source-temperature conversion is validated and contradictory applicable rows project no primary zone. L48 context applies only to conterminous states and is never exact-state status. Fire-performance conditions are not maintenance advice. FEIS fire-ecology context does not vote in the plant classification. Absence of a status row is not regulatory clearance."}