Iris pseudacorus
Iris pseudacorus
(yellow iris)
Plants
Exotic
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7 results for Iris pseudacorus (yellow iris)
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Specimen IDStateCountyLocalityYear HUC Number What's this? Drainage nameStatus
235582 DCDistrict of ColumbiaPotomac River, in front of Kennedy Center, Theodore Roosevelt Island1974 02070010 Middle Potomac-Anacostia-Occoquanestablished
234475 IDAdaBoise, irrigation canal along Boise Ave; T3N R2E Sec231974 17050114 Lower Boiseestablished
229652 MEOxfordSumner1974 01040002 Lower Androscoggin Riverestablished
229653 MEOxfordWoodstock1974 01040002 Lower Androscoggin Riverestablished
234476 ORUmatillaMilton-Freewater, Walla Walla Rd., ditch; T5N R35E S12SE 1/41974 17070102 Walla Wallaestablished
257246 UTSalt LakeS of Salt Lake City at 7 E and 3850 South1974 16020204 Jordanextirpated
238432 WASan JuanSan Juan Island, Mill Pond (4.5 miles directly west of Friday Harbor).1974 17110003 San Juan Islandsestablished

Data Disclaimer: Number of records does not imply species abundance. This summary represent collection records only and may not reflect the actual distribution of established populations. These data are preliminary or provisional and are subject to revision. They are being provided to meet the need for timely best science. The data have not received final approval by the U.S. Geological Survey (USGS) and are provided on the condition that neither the USGS nor the U.S. Government shall be held liable for any damages resulting from the authorized or unauthorized use of the data.

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Citation information: U.S. Geological Survey. [2026]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [2/22/2026].

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