{"id":"oenothera-missouriensis","license":"CC-BY-4.0","data":{"scientificName":"Oenothera missouriensis","commonNames":["Evening primrose"],"taxonRank":"species","acceptedName":"Oenothera macrocarpa","family":"Onagraceae","synonyms":["Oenothera missouriensis"],"ids":{"gbifKey":7223886},"hardinessAssertions":[{"minimum":"4","maximum":"7","interpretation":"explicit-range","precision":"whole-zone","zoneMapping":"source-stated","applicability":"applicable","source":"msu-e2948","sourceRecordId":"perennial:Oenothera macrocarpa","sourceTaxon":"Oenothera macrocarpa","taxonMatch":"accepted-name","sourcePlacement":"Table 1, perennial row","sourceVersion":"New, January 2007","asOf":"2026-08-26T00:00:00.000Z"}],"plantForm":"perennial","evidence":[{"source":"fitzgerald-waldo-2002-osu-frn6","verdict":"recommend","verdictRaw":"Fire-Resistant Plant Materials for Oregon","claims":"Oenothera missouriensis (Evening primrose) is listed under “Perennials 18 inches or taller”. The guide says most listed plants require some irrigation during Oregon's dry summer months and must be maintained in a healthy condition.","plantPart":"whole-plant","condition":"green","sourcePlacement":{"value":"Oregon","scheme":"osu-frn6-oregon-regions"},"edition":"Forest Resource Note No. 6","url":"https://www.iatp.org/sites/default/files/Fire_Resistant_Plants_for_Oregon_Home_Landscap.pdf","documentDate":"2002-04-01T00:00:00.000Z","accessedOn":"2026-08-25T00:00:00.000Z"},{"source":"idaho-firewise-master-db","verdict":"mixed","verdictRaw":"40","claims":"Living With Fire workbook row 895 attributes this value to Idaho Database.","plantPart":"whole-plant","sourcePlacement":{"value":"40 ft minimum planting distance on flat terrain","scheme":"idaho-distance"},"via":"lwf-plant-list-generator","edition":"2024-03-05 carrier workbook","url":"https://idahofirewise.org/wp-content/uploads/2017/04/FireXResistanceXofXPlantsXMasterXDatabase.pdf","documentDate":"2024-03-05T00:00:00.000Z","accessedOn":"2026-08-25T00:00:00.000Z"},{"source":"sun-city-tx-firewise-plant-guide-2015","verdict":"recommend","verdictRaw":"low","claims":"The table rates Primrose, Missouri — Oenothera missouriensis low for flammability hazard, defined as the ease a plant can burn at high temperatures for a prolonged time.","plantPart":"whole-plant","sourcePlacement":{"value":"Perennials","scheme":"Sun City plant-table sections"},"edition":"updated January 14, 2015","url":"http://web.archive.org/web/20250114065810/https://www.sariverauthority.org/wp-content/uploads/2023/09/FIREWISE-PLANT-LIST-Sun-City.pdf","documentDate":"2015-01-14T00:00:00.000Z","accessedOn":"2026-08-25T00:00:00.000Z"}],"flammabilityClass":"fire-resistant","ratingReason":"limited-evidence","recommendation":"on-list","author":"grayson-graham","reviewStatus":"draft","lastVerified":"2026-08-25T00:00:00.000Z"},"localAssessmentInputs":{"stateDistribution":[],"nativeStates":[],"rangeAssertions":[],"usdaZoneMin":null,"usdaZoneMax":null,"hardinessAssertions":[{"minimum":"4","maximum":"7","interpretation":"explicit-range","precision":"whole-zone","zoneMapping":"source-stated","applicability":"applicable","source":"msu-e2948","sourceRecordId":"perennial:Oenothera macrocarpa","sourceTaxon":"Oenothera macrocarpa","taxonMatch":"accepted-name","sourcePlacement":"Table 1, perennial row","sourceVersion":"New, January 2007","asOf":"2026-08-26T00:00:00.000Z","provenance":"cited"}],"hardinessSelection":{"status":"selected","assertion":{"minimum":"4","maximum":"7","interpretation":"explicit-range","precision":"whole-zone","zoneMapping":"source-stated","applicability":"applicable","source":"msu-e2948","sourceRecordId":"perennial:Oenothera macrocarpa","sourceTaxon":"Oenothera macrocarpa","taxonMatch":"accepted-name","sourcePlacement":"Table 1, perennial row","sourceVersion":"New, January 2007","asOf":"2026-08-26T00:00:00.000Z","provenance":"cited"},"assertions":[{"minimum":"4","maximum":"7","interpretation":"explicit-range","precision":"whole-zone","zoneMapping":"source-stated","applicability":"applicable","source":"msu-e2948","sourceRecordId":"perennial:Oenothera macrocarpa","sourceTaxon":"Oenothera macrocarpa","taxonMatch":"accepted-name","sourcePlacement":"Table 1, perennial row","sourceVersion":"New, January 2007","asOf":"2026-08-26T00:00:00.000Z","provenance":"cited"}]},"invasiveIn":[],"statusAssertions":[],"fireEvidenceClass":"fire-resistant","recommendation":"on-list","fireSourceScopes":[{"source":"idaho-firewise-master-db","sourceName":"Fire Resistance of Plants Master Database","sourceUrl":"https://idahofirewise.org/wp-content/uploads/2017/04/FireXResistanceXofXPlantsXMasterXDatabase.pdf","geography":{"grain":"aggregate-region","stateCodes":["ID"],"regions":["Southern Idaho"]},"completeness":"partial","reviewStatus":"reviewed","scope":"The official database labels itself \"For Southern Idaho\" and describes Idaho residents at the urban-rangeland interface. FireApproved publishes 419 existing plant owners that cite its scored rows. This bounded Southern Idaho scope is regional context, not statewide coverage or a conclusion that the score transfers unchanged to every Idaho site.","sourceVersion":"Idaho-Firewise-Southern-Idaho-Master-2013-11-08","asOf":"2013-11-08T00:00:00.000Z"},{"source":"sun-city-tx-firewise-plant-guide-2015","sourceName":"Firewise Plant Guide","sourceUrl":"http://web.archive.org/web/20250114065810/https://www.sariverauthority.org/wp-content/uploads/2023/09/FIREWISE-PLANT-LIST-Sun-City.pdf","geography":{"grain":"aggregate-region","stateCodes":["TX"],"regions":["Sun City Texas, Georgetown"]},"completeness":"partial","reviewStatus":"reviewed","scope":"The guide is authored for the Sun City Texas community in Georgetown. FireApproved publishes 142 exact owners only as community-level context. It is an archived HOA exhibit with unknown rating lineage, not a current statewide Texas source or an independent Tier 1 determination.","sourceVersion":"Sun-City-Texas-Firewise-guide-2015-01-14","asOf":"2015-01-14T00:00:00.000Z"}],"firePerformanceConditions":[{"condition":"green","evidence":[{"source":"fitzgerald-waldo-2002-osu-frn6","verdict":"recommend","url":"https://www.iatp.org/sites/default/files/Fire_Resistant_Plants_for_Oregon_Home_Landscap.pdf","claims":"Oenothera missouriensis (Evening primrose) is listed under “Perennials 18 inches or taller”. The guide says most listed plants require some irrigation during Oregon's dry summer months and must be maintained in a healthy condition.","evidenceIndex":0}]}],"maintenanceAssertions":[],"maintenanceConditions":null,"regulatoryReviews":{},"seedReviews":{}},"legacyCompatibilityProjection":{"nativeStates":[],"invasiveIn":[],"usdaZoneMin":"4","usdaZoneMax":"7"},"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."}