Ludwigia cf. grandiflora/hexapetala
(large-flower primrose-willow)
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2405 results for Ludwigia cf. grandiflora/hexapetala (large-flower primrose-willow)
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Specimen IDCommon NameStateCountyLocalityYear HUC Number What's this? Drainage nameStatus
1748790 six petal water primroseALBarbour[No locality description provided]2022 03130003 Middle Chattahoochee-Walter F 
230430 large-flower primrose-willowALJefferson/TuscalBankhead Lake on the Black Warrior River.1988 03160112 Upper Black Warriorestablished
1741530 six petal water primroseALLimestone[No locality description provided]2018 06030002 Wheeler Lake 
229707 large-flower primrose-willowARConwayConway county1988 11110200 Upper Beaverestablished
1337691 large-flower primrose-willowARLafayetteLake Erling2015 11140205 Bodcau Bayouestablished
1337705 large-flower primrose-willowARLafayetteLake June2015 11140205 Bodcau Bayouestablished
1337692 large-flower primrose-willowARLittle RiverMillwood Lake2015 11140109 Lower Little Arkansas, Oklahomaestablished
1337680 large-flower primrose-willowARMillerMercer Bayou2015 11140302 Lower Sulpherestablished
229708 large-flower primrose-willowARSalineSaline County1988 08040203 Upper Salineestablished
229709 large-flower primrose-willowARUnionUnion county1988 08040202 Lower Ouachita-Bayou De Loutreestablished
229706 large-flower primrose-willowARWashingtonWashington County1988 11000000 Arkansas-White-Red Regionestablished
1634026 six petal water primroseCAButte[Feather River, W of Oak Grove]2019 18020159 Honcut Headwaters-Lower Featherestablished
1740679 six petal water primroseCAButte[No locality description provided]2016 18020158 Butte Creek 
1436774 six petal water primroseCAButteUpper Butte Wildlife Area, Little Dry Creek Unit, Dept of Fish and Game, Colusa - Gridley Hwy.2005 18020158 Butte Creekestablished
1437154 six petal water primroseCAButteUpper Butte Wildlife Area, Llano Seco Unit, California Dept. of Fish and Game. 1521 acre wetland area, near intersection of Seven Mile Lane and Nelson Road.2005 18020158 Butte Creekestablished
1709084 six petal water primroseCAColusa[No locality description provided]2022 18020104 Sacramento-Stone Corral 
1439532 six petal water primroseCAColusaColusa National Wildlife Refuge, south of Hwy 20, west of Colusa and Sutter Buttes. Glenn-Colusa Irrigation District West Lateral Canal at western refuge boundary, public auto tour route.2006 18020104 Sacramento-Stone Corralestablished
1439757 six petal water primroseCAColusaDelevan National Wildlife Refuge. Managed seasonal pond at SE corner of refuge, north of Maxwell Road, immediately west of Colusa Basin Drain.2006 18020104 Sacramento-Stone Corralestablished
1437397 six petal water primroseCAColusaMendocino National Forest--North Coast Ranges. North of Princeton on edge W of Sacramento River.2004 18020104 Sacramento-Stone Corralestablished
1438509 six petal water primroseCAContra Costa[No locality description provided]2017 18040003 San Joaquin Deltaestablished
1871160 six petal water primroseCAContra CostaBig Break2021 18040003 San Joaquin Deltaestablished
1871161 six petal water primroseCAContra CostaBig Break2021 18040003 San Joaquin Deltaestablished
1871162 six petal water primroseCAContra CostaBig Break2022 18040003 San Joaquin Deltaestablished
1418839 six petal water primroseCAContra CostaBig Break, off San Joaquin River2017 18040003 San Joaquin Deltaestablished
1708594 six petal water primroseCAGlenn[No locality description provided]2021 18020104 Sacramento-Stone Corral 
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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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The data represented on this site vary in accuracy, scale, completeness, extent of coverage and origin. It is the user's responsibility to use these data consistent with their intended purpose and within stated limitations. We highly recommend reviewing metadata files prior to interpreting these data.

Citation information: U.S. Geological Survey. [2025]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [4/22/2025].

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For general information and questions about the database, contact Wesley Daniel. For problems and technical issues, contact Matthew Neilson.