{"id":"purshia-tridentata","license":"CC-BY-4.0","data":{"scientificName":"Purshia tridentata","commonNames":["Bitterbrush"],"taxonRank":"species","acceptedName":"Purshia tridentata","family":"Rosaceae","ids":{"usdaSymbol":"PUTR2","gbifKey":5370313,"itisTsn":25290,"wikidataQid":"Q3410988","inatTaxonId":67804},"usdaZoneMin":"4a","zoneSource":"usda-plants","states":["AZ","CA","CO","ID","MT","NE","NM","NV","OR","UT","WA","WY"],"rangeAssertions":[{"relation":"native","geography":{"grain":"state","stateCodes":["AZ"],"regions":["TDWG level 1 7 — NORTHERN AMERICA","TDWG level 2 76 — Southwestern U.S.A.","TDWG level 3 ARI — Arizona"]},"occurrenceStatus":"present","presenceStatus":"extant","source":"wcvp-v16","sourceVersion":"16","asOf":"2026-06-04T00:00:00.000Z"},{"relation":"native","geography":{"grain":"state","stateCodes":["CA"],"regions":["TDWG level 1 7 — NORTHERN AMERICA","TDWG level 2 76 — Southwestern U.S.A.","TDWG level 3 CAL — California"]},"occurrenceStatus":"present","presenceStatus":"extant","source":"wcvp-v16","sourceVersion":"16","asOf":"2026-06-04T00:00:00.000Z"},{"relation":"native","geography":{"grain":"state","stateCodes":["CO"],"regions":["TDWG level 1 7 — NORTHERN AMERICA","TDWG level 2 73 — Northwestern U.S.A.","TDWG level 3 COL — Colorado"]},"occurrenceStatus":"present","presenceStatus":"extant","source":"wcvp-v16","sourceVersion":"16","asOf":"2026-06-04T00:00:00.000Z"},{"relation":"native","geography":{"grain":"state","stateCodes":["ID"],"regions":["TDWG level 1 7 — NORTHERN AMERICA","TDWG level 2 73 — Northwestern U.S.A.","TDWG level 3 IDA — Idaho"]},"occurrenceStatus":"present","presenceStatus":"extant","source":"wcvp-v16","sourceVersion":"16","asOf":"2026-06-04T00:00:00.000Z"},{"relation":"native","geography":{"grain":"state","stateCodes":["MT"],"regions":["TDWG level 1 7 — NORTHERN AMERICA","TDWG level 2 73 — Northwestern U.S.A.","TDWG level 3 MNT — Montana"]},"occurrenceStatus":"present","presenceStatus":"extant","source":"wcvp-v16","sourceVersion":"16","asOf":"2026-06-04T00:00:00.000Z"},{"relation":"native","geography":{"grain":"state","stateCodes":["NE"],"regions":["TDWG level 1 7 — NORTHERN AMERICA","TDWG level 2 74 — North-Central U.S.A.","TDWG level 3 NEB — Nebraska"]},"occurrenceStatus":"present","presenceStatus":"extant","source":"wcvp-v16","sourceVersion":"16","asOf":"2026-06-04T00:00:00.000Z"},{"relation":"native","geography":{"grain":"state","stateCodes":["NM"],"regions":["TDWG level 1 7 — NORTHERN AMERICA","TDWG level 2 77 — South-Central U.S.A.","TDWG level 3 NWM — New Mexico"]},"occurrenceStatus":"present","presenceStatus":"extant","source":"wcvp-v16","sourceVersion":"16","asOf":"2026-06-04T00:00:00.000Z"},{"relation":"native","geography":{"grain":"state","stateCodes":["NV"],"regions":["TDWG level 1 7 — NORTHERN AMERICA","TDWG level 2 76 — Southwestern U.S.A.","TDWG level 3 NEV — Nevada"]},"occurrenceStatus":"present","presenceStatus":"extant","source":"wcvp-v16","sourceVersion":"16","asOf":"2026-06-04T00:00:00.000Z"},{"relation":"native","geography":{"grain":"state","stateCodes":["OR"],"regions":["TDWG level 1 7 — NORTHERN AMERICA","TDWG level 2 73 — Northwestern U.S.A.","TDWG level 3 ORE — Oregon"]},"occurrenceStatus":"present","presenceStatus":"extant","source":"wcvp-v16","sourceVersion":"16","asOf":"2026-06-04T00:00:00.000Z"},{"relation":"native","geography":{"grain":"state","stateCodes":["UT"],"regions":["TDWG level 1 7 — NORTHERN AMERICA","TDWG level 2 76 — Southwestern U.S.A.","TDWG level 3 UTA — Utah"]},"occurrenceStatus":"present","presenceStatus":"extant","source":"wcvp-v16","sourceVersion":"16","asOf":"2026-06-04T00:00:00.000Z"},{"relation":"native","geography":{"grain":"state","stateCodes":["WA"],"regions":["TDWG level 1 7 — NORTHERN AMERICA","TDWG level 2 73 — Northwestern U.S.A.","TDWG level 3 WAS — Washington"]},"occurrenceStatus":"present","presenceStatus":"extant","source":"wcvp-v16","sourceVersion":"16","asOf":"2026-06-04T00:00:00.000Z"},{"relation":"native","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"}],"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":"PUTR2","sourceTaxon":"Purshia tridentata","taxonMatch":"source-identifier","sourcePlacement":"PlantCharacteristics record 90719, Temperature, Minimum (°F)","sourceVersion":"PLANTS Help Document 2022; characteristics cache retrieved 2026-08-23","asOf":"2026-08-26T00:00:00.000Z"}],"plantForm":"shrub","matureHeightFt":3,"waterNeed":"low","photo":{"file":"/images/plants/purshia-tridentata.jpg","sourceUrl":"https://www.inaturalist.org/photos/669112937","observationUrl":"https://www.inaturalist.org/observations/366444790","license":"cc-by","attribution":"(c) Tom Wainwright, some rights reserved (CC BY)","fetchedOn":"2026-08-23T00:00:00.000Z"},"evidence":[{"source":"ashland-prohibited","verdict":"avoid","verdictRaw":"prohibited flammable plant","claims":"The City of Ashland restricts new planting or propagation within 30 ft of any structure, including structures on adjacent lots (AMC 9.04).","sourcePlacement":{"value":"new planting or propagation restricted within 30 ft of any structure","scheme":"ashland-amc"},"edition":"2025","url":"https://ashlandoregon.gov/DocumentCenter/View/3796/PLANT_LIST_PROHIBITED_BW_2025","accessedOn":"2026-08-23T00:00:00.000Z"},{"source":"firesmart-bc","verdict":"recommend","verdictRaw":"FireSmart-approved fire-resistant plant","claims":"Flagged by FireSmart BC as needing more research.","url":"https://firesmartbc.ca/landscaping-hub/fire-resistant-plants/","accessedOn":"2026-08-23T00:00:00.000Z"},{"source":"unr-compilation-good-plant-choices","verdict":"mixed","verdictRaw":"listed by at least two sources; reviewers recorded disagreement","claims":"Compilation marks: CSU 6.305, USU NR/FF/002.","edition":"SP-05-16 (2005)","url":"https://extension.unr.edu/publication.aspx?PubID=4762","documentDate":"2005-01-01T00:00:00.000Z","accessedOn":"2026-08-24T00:00:00.000Z"},{"source":"usu-firewise-plants-utah","verdict":"recommend","verdictRaw":"listed as a firewise plant for Utah landscapes","claims":"Source says the plant can be firewise when properly used and maintained.","edition":"2005 revision","url":"https://extension.usu.edu/smallfarms/files/FirewisePlantsUtLandscapes.pdf","documentDate":"2005-02-01T00:00:00.000Z","accessedOn":"2026-08-24T00:00:00.000Z"},{"source":"white-etal-2002-cone-update","verdict":"mixed","verdictRaw":"Measured; not in an author-named high or low relative-flammability group","score":{"value":139,"scale":"green-PHRR-kW-m2"},"claims":"Table 4 reports 73% foliage moisture, green-sample PHRR 139 kW/m2, and dry-sample EHOC 17.1 MJ/kg.","plantPart":"shoot","condition":"green","edition":"2002","url":"https://research.fs.usda.gov/download/treesearch/8596.pdf","documentDate":"2002-01-01T00:00:00.000Z","accessedOn":"2026-08-24T00:00:00.000Z"},{"source":"nord-green-1977-psw124","verdict":"not-rated","verdictRaw":"Plants not considered suitable for use to reduce fire hazards","claims":"Purshia tridentata: More cold but less drought tolerant than Purshia glandulosa.","sourcePlacement":{"value":"Table 5: Plants not considered suitable for use to reduce fire hazards","scheme":"nord-green-brushland-clearing-performance"},"edition":"PSW-124","url":"https://research.fs.usda.gov/download/treesearch/28938.pdf","documentDate":"1977-01-01T00:00:00.000Z","accessedOn":"2026-08-25T00:00:00.000Z"},{"source":"nv-forestry-tahoe-landscaping-guide","verdict":"avoid","verdictRaw":"high — Bitterbrush — Purshia tridentata","claims":"Table 1's Fire Hazard column prints “high” for this taxon. The guide calls the rating a rough estimate of potential flammability, not a result of scientific trials. Its footnote says plants that turn brown often become high fire hazards and tells readers to mow grasses and forbs when they begin to turn brown.","plantPart":"whole-plant","sourcePlacement":{"value":"Fire Hazard column: high","scheme":"tahoe-guide-2006"},"edition":"Bulletin 06-01 (2006)","url":"https://forestry.nv.gov/uploads/missions/20210304_AMT_2006_Home_Landscaping_Guide_Lake_Tahoe.pdf","documentDate":"2006-01-01T00:00:00.000Z","accessedOn":"2026-08-25T00:00:00.000Z"},{"source":"flamits","verdict":"not-rated","verdictRaw":"maximum energy flux (kW/m²): 139","score":{"value":139,"scale":"FLAMITS — maximum energy flux (kW/m²)"},"claims":"FLAMITS record 14136; Combustibility measurement; plant part leaves; fuel live; predrying no; device calorimeter; site White2002-2; sampling ND. Primary study White2002: White, R. H., Weise, D. R., Mackes, K., & Dibble, A. C. (2002). Cone calorimeter testing of vegetation--an update. Ninth International Conference on Electrical and Electronic Products. Columbus, Ohio, USA.","plantPart":"leaf","original":"White2002","edition":"Dryad version 9","url":"https://doi.org/10.5061/dryad.h18931zr3","documentDate":"2023-12-22T00:00:00.000Z","accessedOn":"2026-08-25T00:00:00.000Z"},{"source":"flamits","verdict":"not-rated","verdictRaw":"calorific value (kcal/kg): 4084.26","score":{"value":4084.26,"scale":"FLAMITS — calorific value (kcal/kg)"},"claims":"FLAMITS record 14189; Combustibility measurement; plant part leaves; fuel live; predrying yes; device calorimeter; site White2002-2; sampling ND. Primary study White2002: White, R. H., Weise, D. R., Mackes, K., & Dibble, A. C. (2002). Cone calorimeter testing of vegetation--an update. Ninth International Conference on Electrical and Electronic Products. Columbus, Ohio, USA.","plantPart":"leaf","original":"White2002","edition":"Dryad version 9","url":"https://doi.org/10.5061/dryad.h18931zr3","documentDate":"2023-12-22T00:00:00.000Z","accessedOn":"2026-08-25T00:00:00.000Z"},{"source":"flamits","verdict":"not-rated","verdictRaw":"calorific value (kcal/kg): 4084.26","score":{"value":4084.26,"scale":"FLAMITS — calorific value (kcal/kg)"},"claims":"FLAMITS record 14280; Combustibility measurement; plant part leaves; fuel live; predrying yes; device calorimeter; site White2002-2; sampling ND. Primary study White2002: White, R. H., Weise, D. R., Mackes, K., & Dibble, A. C. (2002). Cone calorimeter testing of vegetation--an update. Ninth International Conference on Electrical and Electronic Products. Columbus, Ohio, USA.","plantPart":"leaf","original":"White2002","edition":"Dryad version 9","url":"https://doi.org/10.5061/dryad.h18931zr3","documentDate":"2023-12-22T00:00:00.000Z","accessedOn":"2026-08-25T00:00:00.000Z"},{"source":"fremont-county-wy-firewise-list","verdict":"recommend","verdictRaw":"Fremont County Firewise Plant List — Purshia tridentata — Antelope Bitterbrush","claims":"Listed in the source's Shrubs section; the page describes its listed Firewise plants as generally low-growing, low-debris, and relatively moist.","plantPart":"whole-plant","edition":"web page (server last-modified 2011-02-25)","url":"http://www.fremontcountyfirewise.com/WyomingFirewisePlantList.htm","documentDate":"2011-02-25T00:00:00.000Z","accessedOn":"2026-08-25T00:00:00.000Z"},{"source":"nm-emnrd-firewise-plant-list","verdict":"recommend","verdictRaw":"FireWise Plant List for New Mexico","claims":"Listed as Purshia tridentata (Antelope bitterbrush) in Shrubs. Printed elevation cells: 4,000 ft=Y, 5,000 ft=Y, 6,000 ft=Y, 7,000 ft=Y, 8,000 ft=?, 9,000+ ft=N. Water need: L-M; sun/shade: S; mature height: 1-3’; approximate bloom: Jun-Jul.","plantPart":"whole-plant","sourcePlacement":{"value":"PDF page 4, Shrubs, p4-r25","scheme":"nm-emnrd-firewise-table-row"},"edition":"2003 Forestry Division PDF","url":"https://www.emnrd.nm.gov/sfd/wp-content/uploads/sites/4/Wui_plantlist.pdf","documentDate":"2003-10-08T00:00:00.000Z","accessedOn":"2026-08-26T00:00:00.000Z"}],"flammabilityClass":"mixed-evidence","ratingReason":"disputed","recommendation":"conflict","author":"grayson-graham","reviewStatus":"draft","lastVerified":"2026-08-23T00:00:00.000Z","reviewNotes":"Photo auto-selected (top-voted iNat); human review pending."},"localAssessmentInputs":{"stateDistribution":["AZ","CA","CO","ID","MT","NE","NM","NV","OR","UT","WA","WY"],"nativeStates":[],"rangeAssertions":[{"relation":"native","geography":{"grain":"state","stateCodes":["AZ"],"regions":["TDWG level 1 7 — NORTHERN AMERICA","TDWG level 2 76 — Southwestern U.S.A.","TDWG level 3 ARI — Arizona"]},"occurrenceStatus":"present","presenceStatus":"extant","source":"wcvp-v16","sourceVersion":"16","asOf":"2026-06-04T00:00:00.000Z","provenance":"cited"},{"relation":"native","geography":{"grain":"state","stateCodes":["CA"],"regions":["TDWG level 1 7 — NORTHERN AMERICA","TDWG level 2 76 — Southwestern U.S.A.","TDWG level 3 CAL — California"]},"occurrenceStatus":"present","presenceStatus":"extant","source":"wcvp-v16","sourceVersion":"16","asOf":"2026-06-04T00:00:00.000Z","provenance":"cited"},{"relation":"native","geography":{"grain":"state","stateCodes":["CO"],"regions":["TDWG level 1 7 — NORTHERN AMERICA","TDWG level 2 73 — Northwestern U.S.A.","TDWG level 3 COL — Colorado"]},"occurrenceStatus":"present","presenceStatus":"extant","source":"wcvp-v16","sourceVersion":"16","asOf":"2026-06-04T00:00:00.000Z","provenance":"cited"},{"relation":"native","geography":{"grain":"state","stateCodes":["ID"],"regions":["TDWG level 1 7 — NORTHERN AMERICA","TDWG level 2 73 — Northwestern U.S.A.","TDWG level 3 IDA — Idaho"]},"occurrenceStatus":"present","presenceStatus":"extant","source":"wcvp-v16","sourceVersion":"16","asOf":"2026-06-04T00:00:00.000Z","provenance":"cited"},{"relation":"native","geography":{"grain":"state","stateCodes":["MT"],"regions":["TDWG level 1 7 — NORTHERN AMERICA","TDWG level 2 73 — Northwestern U.S.A.","TDWG level 3 MNT — Montana"]},"occurrenceStatus":"present","presenceStatus":"extant","source":"wcvp-v16","sourceVersion":"16","asOf":"2026-06-04T00:00:00.000Z","provenance":"cited"},{"relation":"native","geography":{"grain":"state","stateCodes":["NE"],"regions":["TDWG level 1 7 — NORTHERN AMERICA","TDWG level 2 74 — North-Central U.S.A.","TDWG level 3 NEB — Nebraska"]},"occurrenceStatus":"present","presenceStatus":"extant","source":"wcvp-v16","sourceVersion":"16","asOf":"2026-06-04T00:00:00.000Z","provenance":"cited"},{"relation":"native","geography":{"grain":"state","stateCodes":["NM"],"regions":["TDWG level 1 7 — NORTHERN AMERICA","TDWG level 2 77 — South-Central U.S.A.","TDWG level 3 NWM — New Mexico"]},"occurrenceStatus":"present","presenceStatus":"extant","source":"wcvp-v16","sourceVersion":"16","asOf":"2026-06-04T00:00:00.000Z","provenance":"cited"},{"relation":"native","geography":{"grain":"state","stateCodes":["NV"],"regions":["TDWG level 1 7 — NORTHERN AMERICA","TDWG level 2 76 — Southwestern U.S.A.","TDWG level 3 NEV — Nevada"]},"occurrenceStatus":"present","presenceStatus":"extant","source":"wcvp-v16","sourceVersion":"16","asOf":"2026-06-04T00:00:00.000Z","provenance":"cited"},{"relation":"native","geography":{"grain":"state","stateCodes":["OR"],"regions":["TDWG level 1 7 — NORTHERN AMERICA","TDWG level 2 73 — Northwestern U.S.A.","TDWG level 3 ORE — Oregon"]},"occurrenceStatus":"present","presenceStatus":"extant","source":"wcvp-v16","sourceVersion":"16","asOf":"2026-06-04T00:00:00.000Z","provenance":"cited"},{"relation":"native","geography":{"grain":"state","stateCodes":["UT"],"regions":["TDWG level 1 7 — NORTHERN AMERICA","TDWG level 2 76 — Southwestern U.S.A.","TDWG level 3 UTA — Utah"]},"occurrenceStatus":"present","presenceStatus":"extant","source":"wcvp-v16","sourceVersion":"16","asOf":"2026-06-04T00:00:00.000Z","provenance":"cited"},{"relation":"native","geography":{"grain":"state","stateCodes":["WA"],"regions":["TDWG level 1 7 — NORTHERN AMERICA","TDWG level 2 73 — Northwestern U.S.A.","TDWG level 3 WAS — Washington"]},"occurrenceStatus":"present","presenceStatus":"extant","source":"wcvp-v16","sourceVersion":"16","asOf":"2026-06-04T00:00:00.000Z","provenance":"cited"},{"relation":"native","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":["AZ","CA","CO","ID","MT","NE","NM","NV","OR","UT","WA","WY"]},"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":"PUTR2","sourceTaxon":"Purshia tridentata","taxonMatch":"source-identifier","sourcePlacement":"PlantCharacteristics record 90719, 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":"PUTR2","sourceTaxon":"Purshia tridentata","taxonMatch":"source-identifier","sourcePlacement":"PlantCharacteristics record 90719, 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":"PUTR2","sourceTaxon":"Purshia tridentata","taxonMatch":"source-identifier","sourcePlacement":"PlantCharacteristics record 90719, 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":"mixed-evidence","recommendation":"conflict","fireSourceScopes":[{"source":"ashland-prohibited","sourceName":"Prohibited Flammable Plants (Ashland Municipal Code 9.04)","sourceUrl":"https://ashlandoregon.gov/323/Prohibited-Flammable-Plants","geography":{"grain":"aggregate-region","stateCodes":["OR"],"regions":["City of Ashland"]},"completeness":"partial","reviewStatus":"reviewed","scope":"This is a City of Ashland adoption fact, not statewide Oregon guidance or an experimental flammability result. FireApproved publishes 24 taxonomy-safe owners as city-level regulatory context. It applies to new planting and propagation within 30 feet of structures, including structures on adjacent lots; it is not projected as a blanket removal order for every established listed plant.","sourceVersion":"Ashland-Prohibited-Flammable-Plants-2025","asOf":"2026-08-26T00:00:00.000Z"},{"source":"fremont-county-wy-firewise-list","sourceName":"Fremont County Firewise Plant List","sourceUrl":"http://www.fremontcountyfirewise.com/WyomingFirewisePlantList.htm","geography":{"grain":"aggregate-region","stateCodes":["WY"],"regions":["Fremont County"]},"completeness":"partial","reviewStatus":"reviewed","scope":"The source identifies itself as the Fremont County Firewise Plant List. FireApproved publishes its 92 exact source owners as Fremont County regional context. No methodology, current county endorsement, statewide Wyoming scope, or site-specific suitability is inferred.","sourceVersion":"Fremont-County-Firewise-Plant-List-2011-02-25","asOf":"2011-02-25T00:00:00.000Z"},{"source":"nm-emnrd-firewise-plant-list","sourceName":"FireWise Plant List for New Mexico","sourceUrl":"https://www.emnrd.nm.gov/sfd/wp-content/uploads/sites/4/Wui_plantlist.pdf","geography":{"grain":"state","stateCodes":["NM"]},"completeness":"partial","reviewStatus":"reviewed","scope":"New Mexico Forestry Division publishes this as its FireWise Plant List for New Mexico. FireApproved accounts for all 140 printed rows and publishes 95 exact same-rank owners already represented in the directory; 29 exact taxa without an existing record, 14 unresolved spellings or higher-rank matches, one compound taxon cell, and one species row whose only apparent owner has an infraspecific printed identity remain held. Every published row retains the source's Y, N, ?, or blank elevation cells. Publication scope does not erase those elevation limits or establish suitability for every New Mexico site.","sourceVersion":"NM-EMNRD-Forestry-WUI-Plant-List-2003-10-08","asOf":"2003-10-08T00:00:00.000Z"},{"source":"nv-forestry-tahoe-landscaping-guide","sourceName":"Home Landscaping Guide for Lake Tahoe and Vicinity (Ed. Bulletin 06-01)","sourceUrl":"https://forestry.nv.gov/uploads/missions/20210304_AMT_2006_Home_Landscaping_Guide_Lake_Tahoe.pdf","geography":{"grain":"aggregate-region","stateCodes":["CA","NV"],"regions":["Lake Tahoe Basin"]},"completeness":"partial","reviewStatus":"reviewed","scope":"Nevada Division of Forestry and University of Nevada Cooperative Extension publish Bulletin 06-01 for the Lake Tahoe Basin and vicinity. FireApproved publishes 83 exact rated owners as basin context across Nevada and California. Rough estimates are not statewide or site ratings.","sourceVersion":"Nevada-Extension-Bulletin-06-01-2006","asOf":"2006-01-01T00:00:00.000Z"},{"source":"unr-compilation-good-plant-choices","sourceName":"A Compilation of Good Plant Choices for Nevada's High Fire Hazard Areas (SP-05-16)","sourceUrl":"https://extension.unr.edu/publication.aspx?PubID=4762","geography":{"grain":"state","stateCodes":["NV"]},"completeness":"partial","reviewStatus":"reviewed","scope":"University of Nevada Cooperative Extension compiled plants suited to Nevada climate zones and reported favorably by at least two upstream firewise lists. FireApproved publishes 126 exact source owners at Nevada publication scope. The source explicitly makes no independent flammability determination, so these rows remain corroborative.","sourceVersion":"UNR-Extension-SP-05-16-2005","asOf":"2005-01-01T00:00:00.000Z"},{"source":"usu-firewise-plants-utah","sourceName":"Firewise Plants for Utah Landscapes (NR/FF/002)","sourceUrl":"https://extension.usu.edu/smallfarms/files/FirewisePlantsUtLandscapes.pdf","geography":{"grain":"state","stateCodes":["UT"]},"completeness":"partial","reviewStatus":"reviewed","scope":"Utah State University Extension states that this fact sheet selects examples for Utah landscapes and that they require proper placement and maintenance. FireApproved publishes 83 exact source owners at Utah publication scope. The table is not a site-specific planting clearance.","sourceVersion":"USU-NR-FF-002-2005-02","asOf":"2005-02-01T00:00:00.000Z"}],"firePerformanceConditions":[{"condition":"green","evidence":[{"source":"white-etal-2002-cone-update","verdict":"mixed","url":"https://research.fs.usda.gov/download/treesearch/8596.pdf","claims":"Table 4 reports 73% foliage moisture, green-sample PHRR 139 kW/m2, and dry-sample EHOC 17.1 MJ/kg.","evidenceIndex":4}]}],"maintenanceAssertions":[],"maintenanceConditions":null,"regulatoryReviews":{},"seedReviews":{}},"legacyCompatibilityProjection":{"nativeStates":["AZ","CA","CO","ID","MT","NE","NM","NV","OR","UT","WA","WY"],"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."}