{"id":"trifolium-ambiguum","license":"CC-BY-4.0","data":{"scientificName":"Trifolium ambiguum","commonNames":["White clover"],"taxonRank":"species","acceptedName":"Trifolium ambiguum","family":"Fabaceae","ids":{"usdaSymbol":"TRAM15","gbifKey":5359385,"itisTsn":26212,"wikidataQid":"Q1282705","inatTaxonId":406660},"usdaZoneMin":"4a","zoneSource":"usda-plants","states":["OH"],"statusAssertions":[{"status":"introduced-established","channel":"ecological","geography":{"grain":"aggregate-region","regions":["L48"]},"source":"us-riis-v2","sourceRecordId":"USRIIS-L48-Plantae11025","sourceVersion":"2.0 (November 2022)","asOf":"2022-10-23T00:00:00.000Z","sourceModified":"2017-11-21T00:00:00.000Z","sourceTaxon":{"name":"Trifolium ambiguum","rank":"species","rawRank":"Species"},"sourceDesignation":{"code":"C3","label":"established (category C3)"},"associatedReferences":["USDA Natural Resources Conservation Service (NRCS) PLANTS Database (2021fcu), https://plants.usda.gov/home/plantProfile?symbol=TRAM15"],"taxonProjection":{"basis":"exact-taxon","notes":"exact source identifier, rank, family, and scientific/accepted name"}}],"hardinessAssertions":[{"minimum":"4a","interpretation":"minimum-threshold","precision":"half-zone","zoneMapping":"derived-containing-band","sourceMeasurement":{"kind":"minimum-temperature","value":-28,"unit":"degrees-fahrenheit"},"applicability":"applicable","source":"usda-plants-characteristics","sourceRecordId":"TRAM15","sourceTaxon":"Trifolium ambiguum","taxonMatch":"source-identifier","sourcePlacement":"PlantCharacteristics record 82781, Temperature, Minimum (°F)","sourceVersion":"PLANTS Help Document 2022; characteristics cache retrieved 2026-08-23","asOf":"2026-08-26T00:00:00.000Z"}],"plantForm":"perennial","uses":["pasture"],"matureHeightFt":1,"waterNeed":"high","photo":{"file":"/images/plants/trifolium-ambiguum.jpg","sourceUrl":"https://www.inaturalist.org/photos/142339786","observationUrl":"https://www.inaturalist.org/observations/86406279","license":"cc0","attribution":"no rights reserved","fetchedOn":"2026-08-23T00:00:00.000Z"},"evidence":[{"source":"fenz-low-flammability","verdict":"recommend","verdictRaw":"Very low flammability","claims":"Very low flammability classification.","plantPart":"shoot","edition":"2026","url":"https://www.checkitsalright.nz/reduce-your-risk/low-flammability-plants","accessedOn":"2026-08-23T00:00:00.000Z"}],"flammabilityClass":"fire-resistant","ratingReason":"limited-evidence","recommendation":"on-list","author":"grayson-graham","reviewStatus":"draft","lastVerified":"2026-08-23T00:00:00.000Z","reviewNotes":"Photo auto-selected (top-voted iNat); human review pending."},"localAssessmentInputs":{"stateDistribution":["OH"],"nativeStates":[],"rangeAssertions":[{"relation":"documented-occurrence","geography":{"grain":"state","stateCodes":["OH"]},"provenance":"legacy-field"}],"usdaZoneMin":"4a","usdaZoneMax":null,"hardinessAssertions":[{"minimum":"4a","interpretation":"minimum-threshold","precision":"half-zone","zoneMapping":"derived-containing-band","sourceMeasurement":{"kind":"minimum-temperature","value":-28,"unit":"degrees-fahrenheit"},"applicability":"applicable","source":"usda-plants-characteristics","sourceRecordId":"TRAM15","sourceTaxon":"Trifolium ambiguum","taxonMatch":"source-identifier","sourcePlacement":"PlantCharacteristics record 82781, Temperature, Minimum (°F)","sourceVersion":"PLANTS Help Document 2022; characteristics cache retrieved 2026-08-23","asOf":"2026-08-26T00:00:00.000Z","provenance":"cited"}],"hardinessSelection":{"status":"selected","assertion":{"minimum":"4a","interpretation":"minimum-threshold","precision":"half-zone","zoneMapping":"derived-containing-band","sourceMeasurement":{"kind":"minimum-temperature","value":-28,"unit":"degrees-fahrenheit"},"applicability":"applicable","source":"usda-plants-characteristics","sourceRecordId":"TRAM15","sourceTaxon":"Trifolium ambiguum","taxonMatch":"source-identifier","sourcePlacement":"PlantCharacteristics record 82781, Temperature, Minimum (°F)","sourceVersion":"PLANTS Help Document 2022; characteristics cache retrieved 2026-08-23","asOf":"2026-08-26T00:00:00.000Z","provenance":"cited"},"assertions":[{"minimum":"4a","interpretation":"minimum-threshold","precision":"half-zone","zoneMapping":"derived-containing-band","sourceMeasurement":{"kind":"minimum-temperature","value":-28,"unit":"degrees-fahrenheit"},"applicability":"applicable","source":"usda-plants-characteristics","sourceRecordId":"TRAM15","sourceTaxon":"Trifolium ambiguum","taxonMatch":"source-identifier","sourcePlacement":"PlantCharacteristics record 82781, Temperature, Minimum (°F)","sourceVersion":"PLANTS Help Document 2022; characteristics cache retrieved 2026-08-23","asOf":"2026-08-26T00:00:00.000Z","provenance":"cited"}]},"invasiveIn":[],"statusAssertions":[{"status":"introduced-established","channel":"ecological","geography":{"grain":"aggregate-region","regions":["L48"]},"source":"us-riis-v2","sourceRecordId":"USRIIS-L48-Plantae11025","sourceVersion":"2.0 (November 2022)","asOf":"2022-10-23T00:00:00.000Z","sourceModified":"2017-11-21T00:00:00.000Z","sourceTaxon":{"name":"Trifolium ambiguum","rank":"species","rawRank":"Species"},"sourceDesignation":{"code":"C3","label":"established (category C3)"},"associatedReferences":["USDA Natural Resources Conservation Service (NRCS) PLANTS Database (2021fcu), https://plants.usda.gov/home/plantProfile?symbol=TRAM15"],"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":[],"usdaZoneMin":"4a"},"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."}