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Britton — S]"}},"forest_service":{"identity_basis":"Exact existing catalog or state-source name","matched_name":"Sisymbrium altissimum","retrieved":"2026-10-01T13:43:21.475481+00:00","scope":"Source botanical description; original units and scope retained","scoring_allowed":false,"source_label":"Fire Effects Information System: Sisymbrium altissimum","source_sha256":"d6a3f74c3f4afaf3b66672d697b8a83d72b2de3fa56b47c4f0fae87a73dd903d","source_url":"https://research.fs.usda.gov/feis/species-reviews/sisalt","trait_evidence":[{"catalog_id":"nc:sisymbrium-altissimum","field":"height_description","height_description":"It is the tallest species in the genus, reaching 4.9 feet (1.5 m) or more in height.","life_stage":"general_botanical_description","matched_name":"Sisymbrium altissimum","paragraph_sha256":"e05c39bbbc10839df3814f666251b2e85d37852cbbf598f4edfa356f0267d347","retrieved":"2026-10-01T13:43:21.475481+00:00","review_status":"reviewed","source_quote":"Tall tumblemustard is an exotic winter annual or biennial. 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Of 7 annuals species excavated, only Russian-thistle grew longer roots [2].","source_section":"Sisymbrium altissimum, tall tumblemustard / Botanical Description","source_sha256":"d6a3f74c3f4afaf3b66672d697b8a83d72b2de3fa56b47c4f0fae87a73dd903d","source_title":"Fire Effects Information System: Sisymbrium altissimum","source_url":"https://research.fs.usda.gov/feis/species-reviews/sisalt"}],"values":{"height_description":"It is the tallest species in the genus, reaching 4.9 feet (1.5 m) or more in height."}},"minnesota_wildflowers":{"matched_name":"Sisymbrium altissimum","retrieved":"2026-10-04T02:40:14.226201+00:00","scope":{"kind":"unspecified"},"scope_note":"Source-reported species characteristics; not a location-specific estimate.","source_label":"Minnesota Wildflowers","source_sha256":"0b3018b5aa2c7ee4f848532c256e6e453962aae080831098dca9573bae5bfe64","source_url":"https://www.minnesotawildflowers.info/flower/tall-tumble-mustard","trait_evidence":[{"expected_source_name":"Sisymbrium altissimum","field":"height_description","original_field":"height","record_id":"trait:509229f8ce175b1c837f19fd1bc9f3cdcbffc6d0e8aba5212c5c3dbc144022e2","retrieved_at":"2026-10-04T02:40:14.226201+00:00","scope":{"kind":"unspecified"},"scope_note":"Species profile; distribution and native-status discovery filters do not establish local growing or bloom timing.","source":"minnesota","source_name":"Sisymbrium altissimum","source_sha256":"0b3018b5aa2c7ee4f848532c256e6e453962aae080831098dca9573bae5bfe64","source_url":"https://www.minnesotawildflowers.info/flower/tall-tumble-mustard","status":"eligible_fact","taxon_id":"taxon:94839157-14e1-5452-a5e8-3d85171505e8","value":{"max":3.3333333333333335,"min":2,"unit":"feet"}},{"expected_source_name":"Sisymbrium altissimum","field":"life_cycle","original_field":"life_cycle","record_id":"trait:624ad4ebd80e1493d2e96fea140f6f3525a1c127b3da004dbb1c5d941988b7a1","retrieved_at":"2026-10-04T02:40:14.226201+00:00","scope":{"kind":"unspecified"},"scope_note":"Species profile; distribution and native-status discovery filters do not establish local growing or bloom timing.","source":"minnesota","source_name":"Sisymbrium altissimum","source_sha256":"0b3018b5aa2c7ee4f848532c256e6e453962aae080831098dca9573bae5bfe64","source_url":"https://www.minnesotawildflowers.info/flower/tall-tumble-mustard","status":"eligible_fact","taxon_id":"taxon:94839157-14e1-5452-a5e8-3d85171505e8","value":["annual, biennial"]}],"values":{"height_description":"2–3.33333 feet","life_cycle":["annual, biennial"]}}},"light_range":["part shade","full sun"],"light_source":"Weakley, Flora of the Southeastern United States (2025), Carolinas & Georgia edition","native_synthesis":{"claims":[{"claim":"introduced","flag":"I","matched_name":"Sisymbrium altissimum","scope":"VA","source":"va_atlas","url":"https://vaplantatlas.org/index.php?do=plant&plant=319"},{"claim":"introduced","matched_name":"Sisymbrium altissimum","scope":"L48","source":"usda","text":"AK:I CAN:I HI:I L48:I","url":"https://plants.usda.gov/"},{"basis":"range text names a native range outside North America","claim":"introduced","scope":"NC-SC-GA","source":"floraquest_carolinas_georgia","text":"Native of Eurasia.","url":"https://fsus.ncbg.unc.edu/"},{"basis":"range text names a native range outside North America","claim":"introduced","scope":"DC-DE-IL-IN-KY-MD-NJ-NY-OH-PA-VA-WV","source":"floraquest_northern_tier","text":"Native of Eurasia.","url":"https://fsus.ncbg.unc.edu/"},{"basis":"alien asterisk: exotic throughout the Flora area","claim":"introduced","matched_name":"Sisymbrium altissimum","scope":"AL-AR-DC-DE-FL-GA-KY-LA-MD-MS-NC-NJ-PA-SC-TN-VA-WV","source":"weakley_fsus","url":"https://fsus.ncbg.unc.edu/"},{"basis":"Native field of the Northern Tier edition; the state is in its distribution","claim":"introduced","record_id":4114,"scope":"DC-DE-IL-IN-KY-MD-NJ-NY-OH-PA-VA-WV","source":"floraquest_northern_tier","url":"https://fsus.ncbg.unc.edu/"},{"basis":"NatureServe subnational native or exotic flag for this state","claim":"introduced","matched_name":"Sisymbrium altissimum","scope":"VA","source":"natureserve_explorer","srank":"SNA","url":"https://explorer.natureserve.org/Taxon/ELEMENT_GLOBAL.2.141415/Sisymbrium_altissimum"}],"county_native_range":"unresolved","decided_by":"va_atlas","explanation":"Digital Atlas of the Virginia Flora (published flora, state claim) gives the value, over a broader claim from a higher tier. 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