{"id":"melinis-repens","license":"CC-BY-4.0","data":{"scientificName":"Melinis repens","commonNames":["Melinis repens"],"taxonRank":"species","acceptedName":"Melinis repens","family":"Poaceae","ids":{"usdaSymbol":"MERE9","gbifKey":2702504},"states":["AZ","CA","FL","GA","HI","LA","MD","NC","NM","PR","TX","VI"],"rangeAssertions":[{"relation":"introduced","geography":{"grain":"state","stateCodes":["AL"],"regions":["TDWG level 1 7 — NORTHERN AMERICA","TDWG level 2 78 — Southeastern U.S.A.","TDWG level 3 ALA — Alabama"]},"occurrenceStatus":"present","presenceStatus":"extant","source":"wcvp-v16","sourceVersion":"16","asOf":"2026-06-04T00:00:00.000Z"},{"relation":"introduced","geography":{"grain":"state","stateCodes":["AZ"],"regions":["TDWG level 1 7 — NORTHERN AMERICA","TDWG level 2 76 — Southwestern U.S.A.","TDWG level 3 ARI — 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https://plants.usda.gov/home/plantProfile?symbol=MERE9"],"taxonProjection":{"basis":"exact-taxon","notes":"exact source identifier, rank, family, and scientific/accepted name"}},{"status":"prohibited","channel":"regulatory","designationDomain":"seed","regulatedMaterial":"agricultural-and-vegetable-seed","geography":{"grain":"state","stateCodes":["AZ"]},"authority":"State seed requirements compiled and published by USDA Agricultural Marketing Service, Seed Regulatory and Testing Division","source":"usda-ams-state-noxious-weed-seed-2026","sourceRecordId":"usda-ams-state-noxious-weed-seed-2026:AZ:035","sourceVersion":"USDA-AMS-State-Noxious-Weed-Seed-Requirements-Revised-July-2026","asOf":"2026-08-26T00:00:00.000Z","sourceTaxon":{"name":"Melinis repens","rank":"species","rawRank":"species"},"sourceDesignation":{"code":"AZ-prohibited","label":"Prohibited noxious-weed seed"},"associatedReferences":["https://www.ams.usda.gov/sites/default/files/media/StateNoxiousWeeds.xlsx","https://www.ams.usda.gov/sites/default/files/media/StateNoxiousWeedsSeedList.pdf","https://www.ams.usda.gov/rules-regulations/fsa"],"regulatoryConditions":[{"kind":"seed-kind-scope","statement":"Printed governing section — Prohibited","sourceUrl":"https://www.ams.usda.gov/sites/default/files/media/StateNoxiousWeedsSeedList.pdf"}],"taxonProjection":{"basis":"exact-taxon","legalScope":"named-taxon-only","notes":"The printed source taxon exactly equals a unique stored scientific or accepted name at the same rank"},"seedRegulation":{"sourceSheet":"AZ","sourceRow":35,"sourceSectionHeading":"Prohibited","governingSectionRecordId":"usda-ams-state-noxious-weed-seed-2026:AZ:003","seedKindScope":"state-seed-list-general","printedCommonName":"Natal grass","printedScientificName":"Melinis repens","category":"prohibited","stateNoteReferences":[],"commerceBoundary":"USDA AMS identifies this publication as state labeling requirements and prohibitions for noxious-weed seed, in Federal Seed Act interstate-commerce context for agricultural and vegetable seed.","sourceSnapshotSha256":"723a5304a48ed575d67b67605f1af5bed86f1972f2890e0ba5592f63accaba4c","officialWorkbookUrl":"https://www.ams.usda.gov/sites/default/files/media/StateNoxiousWeeds.xlsx","officialPdfUrl":"https://www.ams.usda.gov/sites/default/files/media/StateNoxiousWeedsSeedList.pdf"}}],"plantForm":"grass","evidence":[{"source":"flamits","verdict":"not-rated","verdictRaw":"maximum sample temperature (°C): 350.35","score":{"value":350.35,"scale":"FLAMITS — maximum sample temperature (°C)"},"claims":"FLAMITS record 12932; Combustibility measurement; plant part leaves; fuel live; predrying no; device calorimeter; site Solofondranohatra2021-1; sampling march. Primary study Solofondranohatra2021: Solofondranohatra, C. L., Vorontsova, M. S., Dewhirst, R. A., Belcher, C. M., Cable, S., Jeannoda, V., & Lehmann, C. E. R. (2021). Shade alters the growth and architecture of tropical grasses by reducing root biomass. Biotropica, (00), 1-11.","plantPart":"leaf","original":"Solofondranohatra2021","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): 1978.96","score":{"value":1978.96,"scale":"FLAMITS — calorific value (kcal/kg)"},"claims":"FLAMITS record 12946; Combustibility measurement; plant part leaves; fuel live; predrying no; device calorimeter; site Solofondranohatra2021-1; sampling march. Primary study Solofondranohatra2021: Solofondranohatra, C. L., Vorontsova, M. S., Dewhirst, R. A., Belcher, C. M., Cable, S., Jeannoda, V., & Lehmann, C. E. R. (2021). Shade alters the growth and architecture of tropical grasses by reducing root biomass. Biotropica, (00), 1-11.","plantPart":"leaf","original":"Solofondranohatra2021","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":"mixed-evidence","ratingReason":"limited-evidence","recommendation":"candidate","author":"grayson-graham","reviewStatus":"draft","lastVerified":"2026-08-25T00:00:00.000Z","reviewNotes":"FLAMITS measurements are retained as non-voting evidence; the database publishes no cross-variable directional threshold."},"localAssessmentInputs":{"stateDistribution":["AZ","CA","FL","GA","HI","LA","MD","NC","NM","PR","TX","VI"],"nativeStates":[],"rangeAssertions":[{"relation":"introduced","geography":{"grain":"state","stateCodes":["AL"],"regions":["TDWG level 1 7 — NORTHERN AMERICA","TDWG level 2 78 — Southeastern U.S.A.","TDWG level 3 ALA — 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South-Central U.S.A.","TDWG level 3 TEX — Texas"]},"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","FL","GA","HI","LA","MD","NC","NM","PR","TX","VI"]},"provenance":"legacy-field"}],"usdaZoneMin":null,"usdaZoneMax":null,"hardinessAssertions":[],"hardinessSelection":{"status":"none","assertions":[]},"invasiveIn":[{"state":"HI","status":"invasive-reported","source":"us-riis"},{"state":"L48","status":"invasive-reported","source":"us-riis"}],"statusAssertions":[{"status":"widespread-invasive","channel":"ecological","geography":{"grain":"aggregate-region","regions":["HI"]},"source":"us-riis-v2","sourceRecordId":"USRIIS-HI-Plantae9226","sourceVersion":"2.0 (November 2022)","asOf":"2022-10-23T00:00:00.000Z","sourceModified":"2022-05-09T00:00:00.000Z","sourceTaxon":{"name":"Melinis 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https://plants.usda.gov/home/plantProfile?symbol=MERE9"],"taxonProjection":{"basis":"exact-taxon","notes":"exact source identifier, rank, family, and scientific/accepted name"},"provenance":"cited"},{"status":"prohibited","channel":"regulatory","designationDomain":"seed","regulatedMaterial":"agricultural-and-vegetable-seed","geography":{"grain":"state","stateCodes":["AZ"]},"authority":"State seed requirements compiled and published by USDA Agricultural Marketing Service, Seed Regulatory and Testing Division","source":"usda-ams-state-noxious-weed-seed-2026","sourceRecordId":"usda-ams-state-noxious-weed-seed-2026:AZ:035","sourceVersion":"USDA-AMS-State-Noxious-Weed-Seed-Requirements-Revised-July-2026","asOf":"2026-08-26T00:00:00.000Z","sourceTaxon":{"name":"Melinis repens","rank":"species","rawRank":"species"},"sourceDesignation":{"code":"AZ-prohibited","label":"Prohibited noxious-weed 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publication as state labeling requirements and prohibitions for noxious-weed seed, in Federal Seed Act interstate-commerce context for agricultural and vegetable seed.","sourceSnapshotSha256":"723a5304a48ed575d67b67605f1af5bed86f1972f2890e0ba5592f63accaba4c","officialWorkbookUrl":"https://www.ams.usda.gov/sites/default/files/media/StateNoxiousWeeds.xlsx","officialPdfUrl":"https://www.ams.usda.gov/sites/default/files/media/StateNoxiousWeedsSeedList.pdf"},"provenance":"cited"}],"fireEvidenceClass":"mixed-evidence","recommendation":"candidate","fireSourceScopes":[],"firePerformanceConditions":[],"maintenanceAssertions":[],"maintenanceConditions":null,"regulatoryReviews":{},"seedReviews":{}},"legacyCompatibilityProjection":{"nativeStates":[],"invasiveIn":[{"state":"HI","status":"invasive-reported","source":"us-riis-v2"},{"state":"L48","status":"invasive-reported","source":"us-riis-v2"}]},"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."}