{"id":"chamaerops-humilis","license":"CC-BY-4.0","data":{"scientificName":"Chamaerops humilis","commonNames":["Mediterranean fan palm","European fan palm"],"taxonRank":"species","acceptedName":"Chamaerops humilis","family":"Arecaceae","ids":{"usdaSymbol":"CHHU7","gbifKey":2736625,"itisTsn":506714,"wikidataQid":"Q161747","inatTaxonId":132759},"regions":["Algeria","Italy","Spain","Valencia, Spain"],"plantForm":"shrub","photo":{"file":"/images/plants/chamaerops-humilis.jpg","sourceUrl":"https://www.inaturalist.org/photos/467796040","observationUrl":"https://www.inaturalist.org/observations/260481587","license":"cc-by","attribution":"(c) Milan Chytrý, some rights reserved (CC BY)","fetchedOn":"2026-08-23T00:00:00.000Z"},"evidence":[{"source":"gva-valencia","verdict":"recommend","verdictRaw":"recommended low-flammability species (shrubs, native/forest column)","claimOriginal":"especies recomendadas","edition":"2019","url":"https://www.leliana.es/sites/www.leliana.es/files/files/Jardineria%20de%20baja%20inflamabilidad.pdf","accessedOn":"2026-08-23T00:00:00.000Z"},{"source":"girona-pirojardineria-2020","verdict":"recommend","verdictRaw":"RECOMENDADA","claims":"Chamaerops humilis is rated “RECOMENDADA” by the guide's qualitative IUF garden-suitability method. The method assumes species-specific care and integrates fire evidence with fuel structure, maintenance, origin, invasiveness, and expert fire-service experience.","sourcePlacement":{"value":"suitable inside or outside the 25-metre maximum-risk zone","scheme":"girona-2020-iuf-25m-suitability"},"edition":"2020 Spanish edition","url":"https://interior.gencat.cat/web/.content/home/030_arees_dactuacio/bombers/foc_forestal/publicacions_tecniques_i_normativa/guies_tecniques/prevencio_i_extincio/2020_Guia_de_pirojardineria_es.pdf","documentDate":"2020-01-01T00:00:00.000Z","accessedOn":"2026-08-25T00:00:00.000Z"},{"source":"henaoui-cistus-tlemcen","verdict":"mixed","verdictRaw":"Moderate flammability — note 2","score":{"value":2,"scale":"henaoui-2013-flammability-note-1-3"},"claims":"Table 1 classifies Chamaerops humilis at flammability note 2; the paper prints its stratum as Shrub.","condition":"green","sourcePlacement":{"value":"Table 1","scheme":"henaoui-2013-fresh-material-flammability"},"edition":"European Scientific Journal 9(29)","url":"https://eujournal.org/index.php/esj/article/download/1917/1917/0","documentDate":"2013-10-30T00:00:00.000Z","accessedOn":"2026-08-25T00:00:00.000Z"},{"source":"lubin-shelly-1997-ucfpl-compilation","verdict":"avoid","verdictRaw":"Not recommended by 3 references for use in high fire risk areas.","claims":"1997 Landscape Vegetation Database row: Chamaerops humilis (Mediterranean Fan Palm). Preserved UCFPL transcription marker: U3.","plantPart":"whole-plant","sourcePlacement":{"value":"Chapter 4, Landscape Vegetation Database","scheme":"ucfpl-1997"},"edition":"Internal Report 36.01.137 (July 1997)","url":"https://www.firesafemonterey.org/uploads/1/0/6/5/10653434/uc_forestproductslabdefensiblespaceplantlist_ocr.pdf","documentDate":"1997-07-01T00:00:00.000Z","accessedOn":"2026-08-25T00:00:00.000Z"},{"source":"flamits","verdict":"not-rated","verdictRaw":"calorific value (kcal/kg): 4678.99","score":{"value":4678.99,"scale":"FLAMITS — calorific value (kcal/kg)"},"claims":"FLAMITS record 3937; Combustibility measurement; plant part leaves; fuel live; predrying yes; device calorimeter; site Gillon1997-1; sampling june to september. Primary study Gillon1997: Gillon, D., Hernando, C., Valette, J.-C., & Joffre, R. (1997). Fast estimation of the calorific values of forest fuels by near infrared-reflectance spectroscopy. Canadian Journal of Forest Research, 27, 760-765.","plantPart":"leaf","original":"Gillon1997","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): 24.96","score":{"value":24.96,"scale":"FLAMITS — flame height (cm)"},"claims":"FLAMITS record 4878; Combustibility measurement; plant part twigs; fuel live; predrying yes; device infrared burner; site Henaoui2013-1; sampling spring. Primary study Henaoui2013: Henaoui, S. E. -A., Bouazza, M., & Amara, M. (2013). The fire risk of the plant groupings with Cistus in the area of Tlemcen (Western Algeria). European Scientific Journal, 9, 84-103.","plantPart":"shoot","original":"Henaoui2013","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): 69.42","score":{"value":69.42,"scale":"FLAMITS — time to flaming (s)"},"claims":"FLAMITS record 4916; Ignitability measurement; plant part twigs; fuel live; predrying yes; device infrared burner; site Henaoui2013-1; sampling spring. Primary study Henaoui2013: Henaoui, S. E. -A., Bouazza, M., & Amara, M. (2013). The fire risk of the plant groupings with Cistus in the area of Tlemcen (Western Algeria). European Scientific Journal, 9, 84-103.","plantPart":"shoot","original":"Henaoui2013","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): 129.95","score":{"value":129.95,"scale":"FLAMITS — burning duration (s)"},"claims":"FLAMITS record 4954; Sustainability measurement; plant part twigs; fuel live; predrying yes; device infrared burner; site Henaoui2013-1; sampling spring. Primary study Henaoui2013: Henaoui, S. E. -A., Bouazza, M., & Amara, M. (2013). The fire risk of the plant groupings with Cistus in the area of Tlemcen (Western Algeria). European Scientific Journal, 9, 84-103.","plantPart":"shoot","original":"Henaoui2013","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): 17.65","score":{"value":17.65,"scale":"FLAMITS — time to flaming (s)"},"claims":"FLAMITS record 9358; Ignitability measurement; plant part leaves; fuel live; predrying no; device epiradiator; site Molina2019-1; sampling july and september. Primary study Molina2019: Molina, J., Lora, A., Prades, C., & Silva, F. R. (2019). Roadside vegetation planning and conservation: New approach to prevent and mitigate wildfires based on fire ignition potential. Forest ecology and management, 444, 163-173.","plantPart":"leaf","original":"Molina2019","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): 10.33","score":{"value":10.33,"scale":"FLAMITS — flaming duration (s)"},"claims":"FLAMITS record 9372; Sustainability measurement; plant part leaves; fuel live; predrying no; device epiradiator; site Molina2019-1; sampling july and september. Primary study Molina2019: Molina, J., Lora, A., Prades, C., & Silva, F. R. (2019). Roadside vegetation planning and conservation: New approach to prevent and mitigate wildfires based on fire ignition potential. Forest ecology and management, 444, 163-173.","plantPart":"leaf","original":"Molina2019","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): 10.05","score":{"value":10.05,"scale":"FLAMITS — flame height (cm)"},"claims":"FLAMITS record 9386; Combustibility measurement; plant part leaves; fuel live; predrying no; device epiradiator; site Molina2019-1; sampling july and september. Primary study Molina2019: Molina, J., Lora, A., Prades, C., & Silva, F. R. (2019). Roadside vegetation planning and conservation: New approach to prevent and mitigate wildfires based on fire ignition potential. Forest ecology and management, 444, 163-173.","plantPart":"leaf","original":"Molina2019","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: 1.53","score":{"value":1.53,"scale":"FLAMITS — flammability value"},"claims":"FLAMITS record 9400; Ignitability measurement; plant part leaves; fuel live; predrying no; device epiradiator; site Molina2019-1; sampling july and september. Primary study Molina2019: Molina, J., Lora, A., Prades, C., & Silva, F. R. (2019). Roadside vegetation planning and conservation: New approach to prevent and mitigate wildfires based on fire ignition potential. Forest ecology and management, 444, 163-173.","plantPart":"leaf","original":"Molina2019","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): 13","score":{"value":13,"scale":"FLAMITS — time to flaming (s)"},"claims":"FLAMITS record 10451; Ignitability measurement; plant part twigs; fuel live; predrying no; device epiradiator; site Pellizzaro2007a-1; sampling october. Primary study Pellizzaro2007a: Pellizzaro, G., Duce, P., Ventura, A., & Zara, P. (2007). Seasonal variations of live moisture content and ignitability in shrubs of the Mediterranean Basin. International Journal of Wildland Fire, 16, 633-641.","plantPart":"shoot","original":"Pellizzaro2007a","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): 13","score":{"value":13,"scale":"FLAMITS — time to flaming (s)"},"claims":"FLAMITS record 10452; Ignitability measurement; plant part twigs; fuel live; predrying no; device epiradiator; site Pellizzaro2007a-1; sampling october. Primary study Pellizzaro2007a: Pellizzaro, G., Duce, P., Ventura, A., & Zara, P. (2007). Seasonal variations of live moisture content and ignitability in shrubs of the Mediterranean Basin. International Journal of Wildland Fire, 16, 633-641.","plantPart":"shoot","original":"Pellizzaro2007a","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":"fire-resistant","ratingReason":"consensus","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":[],"nativeStates":[],"rangeAssertions":[],"usdaZoneMin":null,"usdaZoneMax":null,"hardinessAssertions":[],"hardinessSelection":{"status":"none","assertions":[]},"invasiveIn":[],"statusAssertions":[],"fireEvidenceClass":"fire-resistant","recommendation":"on-list","fireSourceScopes":[{"source":"lubin-shelly-1997-ucfpl-compilation","sourceName":"Defensible Space Landscaping in the Urban/Wildland Interface: A Compilation of Fire Performance Ratings of Residential Landscape Plants","sourceUrl":"https://www.firesafemonterey.org/uploads/1/0/6/5/10653434/uc_forestproductslabdefensiblespaceplantlist_ocr.pdf","geography":{"grain":"state","stateCodes":["CA"]},"completeness":"partial","reviewStatus":"reviewed","scope":"The UC Forest Products Laboratory says the guide covers properties of common California landscaping plants and was prepared for California fire agencies. FireApproved publishes 130 exact owners at historical California publication scope. The report is a 1997 compilation, not a current endorsement, site rating, or independent test of every row.","sourceVersion":"UCFPL-Internal-Report-36.01.137-1997-07","asOf":"1997-07-01T00:00:00.000Z"}],"firePerformanceConditions":[{"condition":"green","evidence":[{"source":"henaoui-cistus-tlemcen","verdict":"mixed","url":"https://eujournal.org/index.php/esj/article/download/1917/1917/0","claims":"Table 1 classifies Chamaerops humilis at flammability note 2; the paper prints its stratum as Shrub.","evidenceIndex":2}]}],"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."}