{"id":"ulmus","license":"CC-BY-4.0","data":{"scientificName":"Ulmus spp.","commonNames":["Elm (species)"],"taxonRank":"genus","acceptedName":"Ulmus","family":"Ulmaceae","ids":{"usdaSymbol":"ULMUS","gbifKey":2984510,"itisTsn":19048,"wikidataQid":"Q131113","inatTaxonId":53549},"states":["TN"],"plantForm":"shrub","photo":{"file":"/images/plants/ulmus.jpg","sourceUrl":"https://www.inaturalist.org/photos/184724696","observationUrl":"https://www.inaturalist.org/observations/109586896","license":"cc-by","attribution":"(c) Sandy Wolkenberg, some rights reserved (CC BY)","fetchedOn":"2026-08-23T00:00:00.000Z"},"evidence":[{"source":"ut-sp685","verdict":"recommend","verdictRaw":"listed Firewise plant","url":"https://utia.tennessee.edu/publications/wp-content/uploads/sites/269/2023/10/SP685.pdf","accessedOn":"2026-08-23T00:00:00.000Z"},{"source":"uk-forfs","verdict":"recommend","verdictRaw":"trees and shrubs that work well","claims":"The factsheet names “elms”; this row is reconciled to the exact GBIF genus identity.","sourcePlacement":{"value":"works well in defensible space","scheme":"uk-forfs-home"},"edition":"2017","url":"https://forestry.mgcafe.uky.edu/files/forfs17-01_save_your_home_from_wildfire.pdf","documentDate":"2017-01-01T00:00:00.000Z","accessedOn":"2026-08-25T00:00:00.000Z"},{"source":"ufifas-for71-fire-in-mind","verdict":"recommend","verdictRaw":"Less-Flammable Plants","claims":"The source's common-name box lists winged elm. This record preserves only the exact genus-level identity supported by that label.","plantPart":"whole-plant","condition":"green","sourcePlacement":{"value":"inside defensible space","scheme":"ufifas-for71-defensible-space"},"edition":"FOR 71 / EDIS FR076","url":"https://web.archive.org/web/20051230192215/http://edis.ifas.ufl.edu/pdffiles/FR/FR07600.pdf","documentDate":"2001-01-01T00:00:00.000Z","accessedOn":"2026-08-25T00:00:00.000Z"},{"source":"scfc-fire-smart-plant-list","verdict":"recommend","verdictRaw":"LESS Flammable Plants with some fire resistance","claims":"Listed as Elm. The source says highly flammable plants ignite faster and burn readily; less flammable plants have some fire resistance.","plantPart":"whole-plant","sourcePlacement":{"value":"TREES","scheme":"SCFC Fire Smart plant-form sections"},"edition":"2005 brochure","url":"https://www.scfc.gov/wp-content/uploads/2021/03/ignition-resistant-landscaping-plant-list.pdf","documentDate":"2005-01-01T00:00:00.000Z","accessedOn":"2026-08-25T00:00:00.000Z"}],"flammabilityClass":"fire-resistant","ratingReason":"limited-evidence","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":["TN"],"nativeStates":[],"rangeAssertions":[{"relation":"documented-occurrence","geography":{"grain":"state","stateCodes":["TN"]},"provenance":"legacy-field"}],"usdaZoneMin":null,"usdaZoneMax":null,"hardinessAssertions":[],"hardinessSelection":{"status":"none","assertions":[]},"invasiveIn":[],"statusAssertions":[],"fireEvidenceClass":"fire-resistant","recommendation":"on-list","fireSourceScopes":[{"source":"scfc-fire-smart-plant-list","sourceName":"Landscaping Can Be Attractive & FIREWISE (Fire Smart Plant List for SC)","sourceUrl":"https://www.scfc.gov/wp-content/uploads/2021/03/ignition-resistant-landscaping-plant-list.pdf","geography":{"grain":"state","stateCodes":["SC"]},"completeness":"partial","reviewStatus":"reviewed","scope":"South Carolina Forestry Commission publishes this explicitly as its Fire Smart Plant List for South Carolina. FireApproved publishes 63 exact genus owners from 72 unique common-name labels; unsafe common-name mappings and duplicates are not broadened. The brochure calls the list non-inclusive and does not establish species-level or site-specific suitability.","sourceVersion":"SCFC-Fire-Smart-Plant-List-2005"},{"source":"uk-forfs","sourceName":"Save Your Home from Wildfire (ForFS 17-01)","sourceUrl":"https://forestry.mgcafe.uky.edu/files/forfs17-01_save_your_home_from_wildfire.pdf","geography":{"grain":"state","stateCodes":["KY"]},"completeness":"partial","reviewStatus":"reviewed","scope":"University of Kentucky Cooperative Extension and the Kentucky Division of Forestry publish this small-woodland guidance for Kentuckians. FireApproved exposes its 13 exact species or genus owners while retaining the prose-example grain. It is not a scored or comprehensive state table.","sourceVersion":"UK-KDF-FORFS-17-01-2017-01","asOf":"2017-01-01T00:00:00.000Z"},{"source":"ut-sp685","sourceName":"Landscaping Guidelines to Protect Your Home from Wildfire (SP685)","sourceUrl":"https://utia.tennessee.edu/publications/wp-content/uploads/sites/269/2023/10/SP685.pdf","geography":{"grain":"state","stateCodes":["TN"]},"completeness":"partial","reviewStatus":"reviewed","scope":"University of Tennessee Extension SP685 is Tennessee landscape guidance and publishes 78 represented plant owners. Most table rows are a carrier of Virginia Firescapes rather than an independent rating; Tennessee source scope does not change that lineage or establish site suitability.","sourceVersion":"UT-Extension-SP685-2006-10-24","asOf":"2006-10-24T00:00:00.000Z"}],"firePerformanceConditions":[{"condition":"green","evidence":[{"source":"ufifas-for71-fire-in-mind","verdict":"recommend","url":"https://web.archive.org/web/20051230192215/http://edis.ifas.ufl.edu/pdffiles/FR/FR07600.pdf","claims":"The source's common-name box lists winged elm. This record preserves only the exact genus-level identity supported by that label.","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."}