{"id":"rhododendron-simsii","license":"CC-BY-4.0","data":{"scientificName":"Rhododendron simsii","commonNames":["Sims's azalea"],"taxonRank":"species","acceptedName":"Rhododendron simsii","family":"Ericaceae","ids":{"gbifKey":7327627},"regions":["Brazil","China"],"statusAssertions":[{"status":"introduced-established","channel":"ecological","geography":{"grain":"aggregate-region","regions":["L48"]},"source":"us-riis-v2","sourceRecordId":"USRIIS-L48-Plantae12778","sourceVersion":"2.0 (November 2022)","asOf":"2022-10-23T00:00:00.000Z","sourceModified":"2021-10-29T00:00:00.000Z","sourceTaxon":{"name":"Rhododendron simsii","rank":"species","rawRank":"Species"},"sourceDesignation":{"code":"C3","label":"established (category C3)"},"associatedReferences":["Kleunen et al. (2018), https://esajournals.onlinelibrary.wiley.com/doi/full/10.1002/ecy.2542"],"taxonProjection":{"basis":"exact-taxon","notes":"exact source identifier, rank, family, and scientific/accepted name"}}],"plantForm":"shrub","photo":{"file":"/images/plants/rhododendron-simsii.jpg","sourceUrl":"https://www.inaturalist.org/photos/341104123","observationUrl":"https://www.inaturalist.org/observations/194105625","license":"cc-by","attribution":"(c) Greg III Espera, some rights reserved (CC BY)","fetchedOn":"2026-08-24T00:00:00.000Z"},"evidence":[{"source":"shan-2003-leaf-fire-ranking","verdict":"avoid","verdictRaw":"Author-named worst fire resistance","claims":"The authors place 杜鹃 among the ten taxa with the worst fire resistance after factor analysis of six litter-leaf traits.","claimOriginal":"抗火性最不好","plantPart":"litter","condition":"cured","edition":"2003","url":"https://html.rhhz.net/linyekexue/html/20030118.htm","documentDate":"2003-01-01T00:00:00.000Z","accessedOn":"2026-08-24T00:00:00.000Z"},{"source":"flamits","verdict":"not-rated","verdictRaw":"time to flaming (s): 18.8","score":{"value":18.8,"scale":"FLAMITS — time to flaming (s)"},"claims":"FLAMITS record 489; Ignitability measurement; plant part leaves; fuel live; predrying no; device epiradiator; site Batista2020-1; sampling ND. Primary study Batista2020: Batista, A.C., Biondi, D., & Martini, A. (2020). Flammability of ornamental species for fire management in wildland-urban interface in Paraná state. Floresta, 51, 192-200.","plantPart":"leaf","original":"Batista2020","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":"flaming duration (s): 26.94","score":{"value":26.94,"scale":"FLAMITS — flaming duration (s)"},"claims":"FLAMITS record 490; Sustainability measurement; plant part leaves; fuel live; predrying no; device epiradiator; site Batista2020-1; sampling ND. Primary study Batista2020: Batista, A.C., Biondi, D., & Martini, A. (2020). Flammability of ornamental species for fire management in wildland-urban interface in Paraná state. Floresta, 51, 192-200.","plantPart":"leaf","original":"Batista2020","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":"flame height (cm): 8.6","score":{"value":8.6,"scale":"FLAMITS — flame height (cm)"},"claims":"FLAMITS record 491; Combustibility measurement; plant part leaves; fuel live; predrying no; device epiradiator; site Batista2020-1; sampling ND. Primary study Batista2020: Batista, A.C., Biondi, D., & Martini, A. (2020). Flammability of ornamental species for fire management in wildland-urban interface in Paraná state. Floresta, 51, 192-200.","plantPart":"leaf","original":"Batista2020","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":"ignition frequency (%): 49","score":{"value":49,"scale":"FLAMITS — ignition frequency (%)"},"claims":"FLAMITS record 517; Ignitability measurement; plant part leaves; fuel live; predrying no; device epiradiator; site Batista2020-1; sampling ND. Primary study Batista2020: Batista, A.C., Biondi, D., & Martini, A. (2020). Flammability of ornamental species for fire management in wildland-urban interface in Paraná state. Floresta, 51, 192-200.","plantPart":"leaf","original":"Batista2020","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":"flammability value: 2","score":{"value":2,"scale":"FLAMITS — flammability value"},"claims":"FLAMITS record 518; Ignitability measurement; plant part leaves; fuel live; predrying no; device epiradiator; site Batista2020-1; sampling ND. Primary study Batista2020: Batista, A.C., Biondi, D., & Martini, A. (2020). Flammability of ornamental species for fire management in wildland-urban interface in Paraná state. Floresta, 51, 192-200.","plantPart":"leaf","original":"Batista2020","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":"time to flaming (s): 18.8","score":{"value":18.8,"scale":"FLAMITS — time to flaming (s)"},"claims":"FLAMITS record 11928; Ignitability measurement; plant part twigs; fuel live; predrying no; device epiradiator; site Santos2018a-1; sampling ND. Primary study Santos2018a: Santos, J. F. L., Batista, A. C., Tres, A., Tetto, A. F., & Kovalsyki, B. (2018a). Flammability and combustibility of potential species for use as fuel breaks. In: D. X. Viegas, Advances in Forest Fire Research 2018 (pp. 788-793), Portugal, University of Coimbra.","plantPart":"shoot","original":"Santos2018a","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":"flame height (cm): 4.85","score":{"value":4.85,"scale":"FLAMITS — flame height (cm)"},"claims":"FLAMITS record 11937; Combustibility measurement; plant part twigs; fuel live; predrying no; device epiradiator; site Santos2018a-1; sampling ND. Primary study Santos2018a: Santos, J. F. L., Batista, A. C., Tres, A., Tetto, A. F., & Kovalsyki, B. (2018a). Flammability and combustibility of potential species for use as fuel breaks. In: D. X. Viegas, Advances in Forest Fire Research 2018 (pp. 788-793), Portugal, University of Coimbra.","plantPart":"shoot","original":"Santos2018a","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":"flammability value: 2","score":{"value":2,"scale":"FLAMITS — flammability value"},"claims":"FLAMITS record 11946; Ignitability measurement; plant part twigs; fuel live; predrying no; device epiradiator; site Santos2018a-1; sampling ND. Primary study Santos2018a: Santos, J. F. L., Batista, A. C., Tres, A., Tetto, A. F., & Kovalsyki, B. (2018a). Flammability and combustibility of potential species for use as fuel breaks. In: D. X. Viegas, Advances in Forest Fire Research 2018 (pp. 788-793), Portugal, University of Coimbra.","plantPart":"shoot","original":"Santos2018a","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":"burning duration (s): 26.9","score":{"value":26.9,"scale":"FLAMITS — burning duration (s)"},"claims":"FLAMITS record 11955; Sustainability measurement; plant part twigs; fuel live; predrying no; device epiradiator; site Santos2018a-1; sampling ND. Primary study Santos2018a: Santos, J. F. L., Batista, A. C., Tres, A., Tetto, A. F., & Kovalsyki, B. (2018a). Flammability and combustibility of potential species for use as fuel breaks. In: D. X. Viegas, Advances in Forest Fire Research 2018 (pp. 788-793), Portugal, University of Coimbra.","plantPart":"shoot","original":"Santos2018a","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":"flame height (cm): 24.4","score":{"value":24.4,"scale":"FLAMITS — flame height (cm)"},"claims":"FLAMITS record 11964; Combustibility measurement; plant part twigs; fuel live; predrying no; device epiradiator; site Santos2018a-1; sampling ND. Primary study Santos2018a: Santos, J. F. L., Batista, A. C., Tres, A., Tetto, A. F., & Kovalsyki, B. (2018a). Flammability and combustibility of potential species for use as fuel breaks. In: D. X. Viegas, Advances in Forest Fire Research 2018 (pp. 788-793), Portugal, University of Coimbra.","plantPart":"shoot","original":"Santos2018a","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":"rate of burning spread (cm/s): 15.6","score":{"value":15.6,"scale":"FLAMITS — rate of burning spread (cm/s)"},"claims":"FLAMITS record 11973; Sustainability measurement; plant part twigs; fuel live; predrying no; device epiradiator; site Santos2018a-1; sampling ND. Primary study Santos2018a: Santos, J. F. L., Batista, A. C., Tres, A., Tetto, A. F., & Kovalsyki, B. (2018a). Flammability and combustibility of potential species for use as fuel breaks. In: D. X. Viegas, Advances in Forest Fire Research 2018 (pp. 788-793), Portugal, University of Coimbra.","plantPart":"shoot","original":"Santos2018a","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): 4454.5","score":{"value":4454.5,"scale":"FLAMITS — calorific value (kcal/kg)"},"claims":"FLAMITS record 11982; Combustibility measurement; plant part twigs; fuel live; predrying no; device epiradiator; site Santos2018a-1; sampling ND. Primary study Santos2018a: Santos, J. F. L., Batista, A. C., Tres, A., Tetto, A. F., & Kovalsyki, B. (2018a). Flammability and combustibility of potential species for use as fuel breaks. In: D. X. Viegas, Advances in Forest Fire Research 2018 (pp. 788-793), Portugal, University of Coimbra.","plantPart":"shoot","original":"Santos2018a","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":"temperature at flaming (°C): 269","score":{"value":269,"scale":"FLAMITS — temperature at flaming (°C)"},"claims":"FLAMITS record 12620; Ignitability measurement; plant part leaves; fuel live; predrying no; device ignition temperature tester; site Shan2008-1; sampling ND. Primary study Shan2008: Shan, Y., Liu, N., & Shu, L. (2008). Flammability ranking of foliage species by factor analysis of physical and chemical pyric properties. Fire and Materials: An International Journal, 32, 371-382.","plantPart":"leaf","original":"Shan2008","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): 5081.02","score":{"value":5081.02,"scale":"FLAMITS — calorific value (kcal/kg)"},"claims":"FLAMITS record 12621; Combustibility measurement; plant part leaves; fuel live; predrying no; device calorimeter; site Shan2008-1; sampling ND. Primary study Shan2008: Shan, Y., Liu, N., & Shu, L. (2008). Flammability ranking of foliage species by factor analysis of physical and chemical pyric properties. Fire and Materials: An International Journal, 32, 371-382.","plantPart":"leaf","original":"Shan2008","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"}],"flammabilityClass":"highly-flammable","ratingReason":"limited-evidence","recommendation":"avoid","author":"grayson-graham","reviewStatus":"draft","lastVerified":"2026-08-24T00:00:00.000Z","reviewNotes":"Photo selected from license-verified candidates and human-reviewed 2026-08-24 (joint session)."},"localAssessmentInputs":{"stateDistribution":[],"nativeStates":[],"rangeAssertions":[],"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-Plantae12778","sourceVersion":"2.0 (November 2022)","asOf":"2022-10-23T00:00:00.000Z","sourceModified":"2021-10-29T00:00:00.000Z","sourceTaxon":{"name":"Rhododendron simsii","rank":"species","rawRank":"Species"},"sourceDesignation":{"code":"C3","label":"established (category C3)"},"associatedReferences":["Kleunen et al. (2018), https://esajournals.onlinelibrary.wiley.com/doi/full/10.1002/ecy.2542"],"taxonProjection":{"basis":"exact-taxon","notes":"exact source identifier, rank, family, and scientific/accepted name"},"provenance":"cited"}],"fireEvidenceClass":"highly-flammable","recommendation":"avoid","fireSourceScopes":[],"firePerformanceConditions":[{"condition":"cured","evidence":[{"source":"shan-2003-leaf-fire-ranking","verdict":"avoid","url":"https://html.rhhz.net/linyekexue/html/20030118.htm","claims":"The authors place 杜鹃 among the ten taxa with the worst fire resistance after factor analysis of six litter-leaf traits.","evidenceIndex":0}]}],"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."}