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scope"}},{"status":"invasive","channel":"ecological","geography":{"grain":"aggregate-region","regions":["HI"]},"source":"us-riis-v2","sourceRecordId":"USRIIS-HI-Plantae7865","sourceVersion":"2.0 (November 2022)","asOf":"2022-10-23T00:00:00.000Z","sourceModified":"2017-11-21T00:00:00.000Z","sourceTaxon":{"name":"Eragrostis curvula","rank":"species","rawRank":"Species"},"sourceDesignation":{"code":"D2","label":"invasive (category D2)"},"associatedReferences":["USDA Natural Resources Conservation Service (NRCS) PLANTS Database (2021bew), https://plants.usda.gov/home/plantProfile?symbol=ERCU2"],"taxonProjection":{"basis":"exact-taxon","notes":"exact source identifier, rank, family, and scientific/accepted name"}},{"status":"widespread-invasive","channel":"ecological","geography":{"grain":"aggregate-region","regions":["L48"]},"source":"us-riis-v2","sourceRecordId":"USRIIS-L48-Plantae7866","sourceVersion":"2.0 (November 2022)","asOf":"2022-10-23T00:00:00.000Z","sourceModified":"2022-05-09T00:00:00.000Z","sourceTaxon":{"name":"Eragrostis curvula","rank":"species","rawRank":"Species"},"sourceDesignation":{"code":"E","label":"widespread invasive (category E)"},"associatedReferences":["USDA Natural Resources Conservation Service (NRCS) PLANTS Database (2021bew), https://plants.usda.gov/home/plantProfile?symbol=ERCU2"],"taxonProjection":{"basis":"exact-taxon","notes":"exact source identifier, rank, family, and scientific/accepted name"}}],"hardinessAssertions":[{"minimum":"6b","interpretation":"minimum-threshold","precision":"half-zone","zoneMapping":"derived-containing-band","sourceMeasurement":{"kind":"minimum-temperature","value":-3,"unit":"degrees-fahrenheit"},"applicability":"applicable","source":"usda-plants-characteristics","sourceRecordId":"ERCU2","sourceTaxon":"Eragrostis curvula","taxonMatch":"source-identifier","sourcePlacement":"PlantCharacteristics record 22749, Temperature, Minimum 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Primary study Simpson2016: Simpson, K. J., Ripley, B. S., Christin, P. A., Belcher, C. M., Lehmann, C. E., Thomas, G. H., & Osborne, C P. (2016). Determinants of flammability in savanna grass species. Journal of Ecology, 104, 138-148.","plantPart":"leaf","original":"Simpson2016","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): 1.78","score":{"value":1.78,"scale":"FLAMITS — time to flaming (s)"},"claims":"FLAMITS record 12781; Ignitability measurement; plant part leaves; fuel live; predrying yes; device epiradiator; site Simpson2016-1; sampling july. Primary study Simpson2016: Simpson, K. J., Ripley, B. S., Christin, P. A., Belcher, C. M., Lehmann, C. E., Thomas, G. H., & Osborne, C P. (2016). Determinants of flammability in savanna grass species. Journal of Ecology, 104, 138-148.","plantPart":"leaf","original":"Simpson2016","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":"mass loss rate (g/s): 0.03","score":{"value":0.03,"scale":"FLAMITS — mass loss rate (g/s)"},"claims":"FLAMITS record 12834; Combustibility measurement; plant part leaves; fuel live; predrying no; device epiradiator; site Simpson2016-1; sampling july. Primary study Simpson2016: Simpson, K. J., Ripley, B. S., Christin, P. A., Belcher, C. M., Lehmann, C. E., Thomas, G. H., & Osborne, C P. (2016). Determinants of flammability in savanna grass species. Journal of Ecology, 104, 138-148.","plantPart":"leaf","original":"Simpson2016","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":"mass loss rate (g/s): 0.03","score":{"value":0.03,"scale":"FLAMITS — mass loss rate (g/s)"},"claims":"FLAMITS record 12835; Combustibility measurement; plant part leaves; fuel live; predrying yes; device epiradiator; site Simpson2016-1; sampling july. Primary study Simpson2016: Simpson, K. J., Ripley, B. S., Christin, P. A., Belcher, C. M., Lehmann, C. E., Thomas, G. H., & Osborne, C P. (2016). Determinants of flammability in savanna grass species. Journal of Ecology, 104, 138-148.","plantPart":"leaf","original":"Simpson2016","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): 6.17","score":{"value":6.17,"scale":"FLAMITS — flaming duration (s)"},"claims":"FLAMITS record 12882; Sustainability measurement; plant part leaves; fuel live; predrying no; device epiradiator; site Simpson2016-1; sampling july. Primary study Simpson2016: Simpson, K. J., Ripley, B. S., Christin, P. A., Belcher, C. M., Lehmann, C. E., Thomas, G. H., & Osborne, C P. (2016). Determinants of flammability in savanna grass species. Journal of Ecology, 104, 138-148.","plantPart":"leaf","original":"Simpson2016","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): 5.94","score":{"value":5.94,"scale":"FLAMITS — flaming duration (s)"},"claims":"FLAMITS record 12883; Sustainability measurement; plant part leaves; fuel live; predrying yes; device epiradiator; site Simpson2016-1; sampling july. Primary study Simpson2016: Simpson, K. J., Ripley, B. S., Christin, P. A., Belcher, C. M., Lehmann, C. E., Thomas, G. H., & Osborne, C P. (2016). Determinants of flammability in savanna grass species. Journal of Ecology, 104, 138-148.","plantPart":"leaf","original":"Simpson2016","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): 1.522","score":{"value":1.522,"scale":"FLAMITS — time to flaming (s)"},"claims":"FLAMITS record 15933; Ignitability measurement; plant part whole plant; fuel live; predrying no; device burning bench; site Gao2022-1; sampling spring 2019. Primary study Gao2022: Gao, X., & Schwilk, D. W. (2022). Burn hot or tolerate trees: flammability decreases with shade tolerance in grasses. Oikos, 4, e08930.","plantPart":"whole-plant","original":"Gao2022","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): 55.216","score":{"value":55.216,"scale":"FLAMITS — flaming duration (s)"},"claims":"FLAMITS record 15934; Sustainability measurement; plant part whole plant; fuel live; predrying no; device burning bench; site Gao2022-1; sampling spring 2019. Primary study Gao2022: Gao, X., & Schwilk, D. W. (2022). Burn hot or tolerate trees: flammability decreases with shade tolerance in grasses. Oikos, 4, e08930.","plantPart":"whole-plant","original":"Gao2022","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":"smouldering duration (s): 204.536","score":{"value":204.536,"scale":"FLAMITS — smouldering duration (s)"},"claims":"FLAMITS record 15935; Sustainability measurement; plant part whole plant; fuel live; predrying no; device burning bench; site Gao2022-1; sampling spring 2019. Primary study Gao2022: Gao, X., & Schwilk, D. W. (2022). Burn hot or tolerate trees: flammability decreases with shade tolerance in grasses. Oikos, 4, e08930.","plantPart":"whole-plant","original":"Gao2022","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): 123.2","score":{"value":123.2,"scale":"FLAMITS — flame height (cm)"},"claims":"FLAMITS record 15936; Combustibility measurement; plant part whole plant; fuel live; predrying no; device burning bench; site Gao2022-1; sampling spring 2019. Primary study Gao2022: Gao, X., & Schwilk, D. W. (2022). Burn hot or tolerate trees: flammability decreases with shade tolerance in grasses. Oikos, 4, e08930.","plantPart":"whole-plant","original":"Gao2022","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): 1.028","score":{"value":1.028,"scale":"FLAMITS — time to flaming (s)"},"claims":"FLAMITS record 15937; Ignitability measurement; plant part whole plant; fuel live; predrying no; device burning bench; site Gao2022-1; sampling spring 2019. Primary study Gao2022: Gao, X., & Schwilk, D. W. (2022). Burn hot or tolerate trees: flammability decreases with shade tolerance in grasses. Oikos, 4, e08930.","plantPart":"whole-plant","original":"Gao2022","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): 34.752","score":{"value":34.752,"scale":"FLAMITS — flaming duration (s)"},"claims":"FLAMITS record 15938; Sustainability measurement; plant part whole plant; fuel live; predrying no; device burning bench; site Gao2022-1; sampling spring 2019. Primary study Gao2022: Gao, X., & Schwilk, D. W. (2022). Burn hot or tolerate trees: flammability decreases with shade tolerance in grasses. Oikos, 4, e08930.","plantPart":"whole-plant","original":"Gao2022","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":"smouldering duration (s): 56.252","score":{"value":56.252,"scale":"FLAMITS — smouldering duration (s)"},"claims":"FLAMITS record 15939; Sustainability measurement; plant part whole plant; fuel live; predrying no; device burning bench; site Gao2022-1; sampling spring 2019. Primary study Gao2022: Gao, X., & Schwilk, D. W. (2022). Burn hot or tolerate trees: flammability decreases with shade tolerance in grasses. Oikos, 4, e08930.","plantPart":"whole-plant","original":"Gao2022","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): 94.8","score":{"value":94.8,"scale":"FLAMITS — flame height (cm)"},"claims":"FLAMITS record 15940; Combustibility measurement; plant part whole plant; fuel live; predrying no; device burning bench; site Gao2022-1; sampling spring 2019. Primary study Gao2022: Gao, X., & Schwilk, D. W. (2022). Burn hot or tolerate trees: flammability decreases with shade tolerance in grasses. Oikos, 4, e08930.","plantPart":"whole-plant","original":"Gao2022","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): 2.123571429","score":{"value":2.123571429,"scale":"FLAMITS — time to flaming (s)"},"claims":"FLAMITS record 17350; Ignitability measurement; plant part whole plant; fuel live; predrying yes; device burning bench; site Gao2018-1; sampling june to august 2016. Primary study Gao2018: Gao, X., & Schwilk, D. W. (2018). Grass Canopy Architecture Influences Temperature Exposure at Soil Surface. Fire 1, 35.","plantPart":"whole-plant","original":"Gao2018","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): 59.59533333","score":{"value":59.59533333,"scale":"FLAMITS — flaming duration (s)"},"claims":"FLAMITS record 17351; Sustainability measurement; plant part whole plant; fuel live; predrying yes; device burning bench; site Gao2018-1; sampling june to august 2016. Primary study Gao2018: Gao, X., & Schwilk, D. W. (2018). Grass Canopy Architecture Influences Temperature Exposure at Soil Surface. Fire 1, 35.","plantPart":"whole-plant","original":"Gao2018","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":"smouldering duration (s): 655.3613333","score":{"value":655.3613333,"scale":"FLAMITS — smouldering duration (s)"},"claims":"FLAMITS record 17352; Sustainability measurement; plant part whole plant; fuel live; predrying yes; device burning bench; site Gao2018-1; sampling june to august 2016. Primary study Gao2018: Gao, X., & Schwilk, D. W. (2018). Grass Canopy Architecture Influences Temperature Exposure at Soil Surface. Fire 1, 35.","plantPart":"whole-plant","original":"Gao2018","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): 150","score":{"value":150,"scale":"FLAMITS — flame height (cm)"},"claims":"FLAMITS record 17353; Combustibility measurement; plant part whole plant; fuel live; predrying yes; device burning bench; site Gao2018-1; sampling june to august 2016. Primary study Gao2018: Gao, X., & Schwilk, D. W. (2018). Grass Canopy Architecture Influences Temperature Exposure at Soil Surface. Fire 1, 35.","plantPart":"whole-plant","original":"Gao2018","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":"yavapai-34","verdict":"avoid","verdictRaw":"Fire-Prone Plants","claims":"Listed as Weeping love grass — Eragrostis curvula. The bulletin says fire-resistant plants tend to resist ignition when irrigated and maintained, while fire-prone plants may ignite readily and burn intensely.","plantPart":"whole-plant","edition":"v1.2","url":"https://www.extension.arizona.edu/sites/default/files/2025-03/FirewisePlants3-14-2025.pdf","documentDate":"2025-03-14T00:00:00.000Z","accessedOn":"2026-08-25T00:00:00.000Z"}],"flammabilityClass":"mixed-evidence","ratingReason":"limited-evidence","recommendation":"candidate","author":"grayson-graham","reviewStatus":"draft","lastVerified":"2026-08-23T00:00:00.000Z","reviewNotes":"Photo auto-selected (top-voted iNat); human review pending."},"localAssessmentInputs":{"stateDistribution":["AL","AR","AZ","CA","CO","DE","FL","GA","HI","IL","KS","KY","LA","MA","MD","MO","MS","NC","NJ","NM","NY","OH","OK","OR","PA","PR","SC","TN","TX","UT","VA","WA","WV"],"nativeStates":[],"rangeAssertions":[{"relation":"introduced","geography":{"grain":"state","stateCodes":["AL"],"regions":["TDWG level 1 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22749, 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":"6b","interpretation":"minimum-threshold","precision":"half-zone","zoneMapping":"derived-containing-band","sourceMeasurement":{"kind":"minimum-temperature","value":-3,"unit":"degrees-fahrenheit"},"applicability":"applicable","source":"usda-plants-characteristics","sourceRecordId":"ERCU2","sourceTaxon":"Eragrostis curvula","taxonMatch":"source-identifier","sourcePlacement":"PlantCharacteristics record 22749, Temperature, Minimum (°F)","sourceVersion":"PLANTS Help Document 2022; characteristics cache retrieved 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Resources","source":"massachusetts-prohibited-plant-list-2026-05","sourceRecordId":"massachusetts:140:eragrostis-curvula","sourceVersion":"Massachusetts-Prohibited-Plant-List-May-2026","asOf":"2026-08-26T00:00:00.000Z","sourceTaxon":{"name":"Eragrostis curvula","rank":"species","rawRank":"species"},"sourceDesignation":{"code":"Massachusetts Prohibited Plant List","label":"Prohibited"},"associatedReferences":["https://www.mass.gov/info-details/massachusetts-prohibited-plant-list","https://www.mass.gov/files/csv/2026-05/prohibitedplantlistMay2026.csv"],"taxonProjection":{"basis":"exact-taxon","legalScope":"includes-subordinate-taxa","exceptionReview":"not-applicable","notes":"unique exact same-rank source scientific/accepted name match; no subordinate projection; the official page applies the list to cultivars, varieties, and hybrids, while FireApproved publishes only this unique exact species match; activity, timing, operator, and permit conditions are modeled separately from taxonomic scope"},"provenance":"cited"},{"status":"invasive","channel":"ecological","geography":{"grain":"aggregate-region","regions":["HI"]},"source":"us-riis-v2","sourceRecordId":"USRIIS-HI-Plantae7865","sourceVersion":"2.0 (November 2022)","asOf":"2022-10-23T00:00:00.000Z","sourceModified":"2017-11-21T00:00:00.000Z","sourceTaxon":{"name":"Eragrostis curvula","rank":"species","rawRank":"Species"},"sourceDesignation":{"code":"D2","label":"invasive (category D2)"},"associatedReferences":["USDA Natural Resources Conservation Service (NRCS) PLANTS Database (2021bew), https://plants.usda.gov/home/plantProfile?symbol=ERCU2"],"taxonProjection":{"basis":"exact-taxon","notes":"exact source identifier, rank, family, and scientific/accepted name"},"provenance":"cited"},{"status":"widespread-invasive","channel":"ecological","geography":{"grain":"aggregate-region","regions":["L48"]},"source":"us-riis-v2","sourceRecordId":"USRIIS-L48-Plantae7866","sourceVersion":"2.0 (November 2022)","asOf":"2022-10-23T00:00:00.000Z","sourceModified":"2022-05-09T00:00:00.000Z","sourceTaxon":{"name":"Eragrostis curvula","rank":"species","rawRank":"Species"},"sourceDesignation":{"code":"E","label":"widespread invasive (category E)"},"associatedReferences":["USDA Natural Resources Conservation Service (NRCS) PLANTS Database (2021bew), https://plants.usda.gov/home/plantProfile?symbol=ERCU2"],"taxonProjection":{"basis":"exact-taxon","notes":"exact source identifier, rank, family, and scientific/accepted name"},"provenance":"cited"}],"fireEvidenceClass":"mixed-evidence","recommendation":"candidate","fireSourceScopes":[{"source":"yavapai-34","sourceName":"Fire-Resistant and Fire-Prone Plants Common to Yavapai County (Bulletin 34)","sourceUrl":"https://www.extension.arizona.edu/sites/default/files/2025-03/FirewisePlants3-14-2025.pdf","geography":{"grain":"aggregate-region","stateCodes":["AZ"],"regions":["Yavapai County"]},"completeness":"partial","reviewStatus":"reviewed","scope":"University of Arizona Cooperative Extension authors Bulletin 34 for Yavapai County. FireApproved publishes 198 exact source owners from its resistant and prone tables and keeps the county boundary visible. County publication scope is regional Arizona context, never statewide scope.","sourceVersion":"UA-Yavapai-Bulletin-34-v1.2-2025-03-14","asOf":"2025-03-14T00:00:00.000Z"}],"firePerformanceConditions":[],"maintenanceAssertions":[],"maintenanceConditions":null,"regulatoryReviews":{},"seedReviews":{}},"legacyCompatibilityProjection":{"nativeStates":[],"invasiveIn":[{"state":"MA","status":"noxious-listed","source":"massachusetts-prohibited-plant-list-2026-05"},{"state":"HI","status":"invasive-reported","source":"us-riis-v2"},{"state":"L48","status":"invasive-reported","source":"us-riis-v2"}],"usdaZoneMin":"6b"},"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."}