{"id":"chamaedaphne-calyculata","license":"CC-BY-4.0","data":{"scientificName":"Chamaedaphne calyculata","commonNames":["Leatherleaf"],"taxonRank":"species","acceptedName":"Chamaedaphne calyculata","family":"Ericaceae","ids":{"usdaSymbol":"CHCA2","gbifKey":5333436,"itisTsn":23637,"wikidataQid":"Q1857489","inatTaxonId":132767},"usdaZoneMin":"4a","zoneSource":"fps-2016","states":["AK","CT","DC","DE","IA","IL","IN","MA","MD","ME","MI","MN","NC","NH","NJ","NY","OH","PA","RI","SC","VT","WI","WV"],"rangeAssertions":[{"relation":"introduced","geography":{"grain":"state","stateCodes":["WV"],"regions":["TDWG level 1 7 — NORTHERN AMERICA","TDWG level 2 75 — Northeastern U.S.A.","TDWG level 3 WVA — West Virginia"]},"occurrenceStatus":"present","presenceStatus":"extant","source":"wcvp-v16","sourceVersion":"16","asOf":"2026-06-04T00:00:00.000Z"},{"relation":"native","geography":{"grain":"state","stateCodes":["AK"],"regions":["TDWG level 1 7 — NORTHERN AMERICA","TDWG level 2 70 — Subarctic 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Carolina"]},"occurrenceStatus":"present","presenceStatus":"extant","source":"wcvp-v16","sourceVersion":"16","asOf":"2026-06-04T00:00:00.000Z"},{"relation":"native","geography":{"grain":"state","stateCodes":["NH"],"regions":["TDWG level 1 7 — NORTHERN AMERICA","TDWG level 2 75 — Northeastern U.S.A.","TDWG level 3 NWH — New Hampshire"]},"occurrenceStatus":"present","presenceStatus":"extant","source":"wcvp-v16","sourceVersion":"16","asOf":"2026-06-04T00:00:00.000Z"},{"relation":"native","geography":{"grain":"state","stateCodes":["NJ"],"regions":["TDWG level 1 7 — NORTHERN AMERICA","TDWG level 2 75 — Northeastern U.S.A.","TDWG level 3 NWJ — New Jersey"]},"occurrenceStatus":"present","presenceStatus":"extant","source":"wcvp-v16","sourceVersion":"16","asOf":"2026-06-04T00:00:00.000Z"},{"relation":"native","geography":{"grain":"state","stateCodes":["NY"],"regions":["TDWG level 1 7 — NORTHERN AMERICA","TDWG level 2 75 — Northeastern U.S.A.","TDWG level 3 NWY — New 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I."]},"occurrenceStatus":"present","presenceStatus":"extant","source":"wcvp-v16","sourceVersion":"16","asOf":"2026-06-04T00:00:00.000Z"},{"relation":"native","geography":{"grain":"state","stateCodes":["SC"],"regions":["TDWG level 1 7 — NORTHERN AMERICA","TDWG level 2 78 — Southeastern U.S.A.","TDWG level 3 SCA — South Carolina"]},"occurrenceStatus":"present","presenceStatus":"extant","source":"wcvp-v16","sourceVersion":"16","asOf":"2026-06-04T00:00:00.000Z"},{"relation":"native","geography":{"grain":"state","stateCodes":["VT"],"regions":["TDWG level 1 7 — NORTHERN AMERICA","TDWG level 2 75 — Northeastern U.S.A.","TDWG level 3 VER — Vermont"]},"occurrenceStatus":"present","presenceStatus":"extant","source":"wcvp-v16","sourceVersion":"16","asOf":"2026-06-04T00:00:00.000Z"},{"relation":"native","geography":{"grain":"state","stateCodes":["WI"],"regions":["TDWG level 1 7 — NORTHERN AMERICA","TDWG level 2 74 — North-Central U.S.A.","TDWG level 3 WIS — 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BY)","fetchedOn":"2026-08-23T00:00:00.000Z"},"evidence":[{"source":"fps-eastern-us","verdict":"avoid","verdictRaw":"NOT Firewise (4)","claims":"Found normally in Canada. Sometimes occurrs isolated in pot holes left by glaciation. Usually found in acidic, organic wet soils.","sourcePlacement":{"value":"LZ2","scheme":"fps-landscape-zone"},"edition":"2016-wayback","accessedOn":"2026-08-23T00:00:00.000Z"}],"flammabilityClass":"highly-flammable","ratingReason":"limited-evidence","recommendation":"avoid","author":"grayson-graham","reviewStatus":"draft","lastVerified":"2026-08-23T00:00:00.000Z","reviewNotes":"Photo auto-selected (top-voted iNat); human review pending."},"localAssessmentInputs":{"stateDistribution":["AK","CT","DC","DE","IA","IL","IN","MA","MD","ME","MI","MN","NC","NH","NJ","NY","OH","PA","RI","SC","VT","WI","WV"],"nativeStates":[],"rangeAssertions":[{"relation":"introduced","geography":{"grain":"state","stateCodes":["WV"],"regions":["TDWG level 1 7 — NORTHERN AMERICA","TDWG level 2 75 — Northeastern U.S.A.","TDWG level 3 WVA — West 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74 — North-Central U.S.A.","TDWG level 3 ILL — Illinois"]},"occurrenceStatus":"present","presenceStatus":"extant","source":"wcvp-v16","sourceVersion":"16","asOf":"2026-06-04T00:00:00.000Z","provenance":"cited"},{"relation":"native","geography":{"grain":"state","stateCodes":["IN"],"regions":["TDWG level 1 7 — NORTHERN AMERICA","TDWG level 2 75 — Northeastern U.S.A.","TDWG level 3 INI — Indiana"]},"occurrenceStatus":"present","presenceStatus":"extant","source":"wcvp-v16","sourceVersion":"16","asOf":"2026-06-04T00:00:00.000Z","provenance":"cited"},{"relation":"native","geography":{"grain":"state","stateCodes":["MA"],"regions":["TDWG level 1 7 — NORTHERN AMERICA","TDWG level 2 75 — Northeastern U.S.A.","TDWG level 3 MAS — Massachusetts"]},"occurrenceStatus":"present","presenceStatus":"extant","source":"wcvp-v16","sourceVersion":"16","asOf":"2026-06-04T00:00:00.000Z","provenance":"cited"},{"relation":"native","geography":{"grain":"state","stateCodes":["MD"],"regions":["TDWG level 1 7 — 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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":"CHCA2","sourceTaxon":"Chamaedaphne calyculata","taxonMatch":"source-identifier","sourcePlacement":"PlantCharacteristics record 65110, 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":"4","interpretation":"ambiguous-single-value","precision":"whole-zone","zoneMapping":"source-stated","applicability":"uncertain","applicabilityNotes":"The recovered selector prints one Cold Hardiness Zone value but does not define it as a minimum threshold or a one-zone range.","source":"fps-eastern-us","sourceRecordId":"chamaedaphne-calyculata","sourceTaxon":"Chamaedaphne calyculata","taxonMatch":"exact","sourcePlacement":"Cold Hardiness Zone field in the recovered selector record","sourceVersion":"2016-wayback","asOf":"2026-08-26T00:00:00.000Z","provenance":"cited"},{"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":"CHCA2","sourceTaxon":"Chamaedaphne calyculata","taxonMatch":"source-identifier","sourcePlacement":"PlantCharacteristics record 65110, 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":[],"fireEvidenceClass":"highly-flammable","recommendation":"avoid","fireSourceScopes":[],"firePerformanceConditions":[],"maintenanceAssertions":[],"maintenanceConditions":null,"regulatoryReviews":{},"seedReviews":{}},"legacyCompatibilityProjection":{"nativeStates":["AK","CT","DE","GA","IA","IL","IN","MA","MD","ME","MI","MN","NC","NH","NJ","NY","OH","PA","RI","SC","VT","WI"],"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."}