Marsilea quadrifolia
Marsilea quadrifolia
(European water-clover)

290 results for Marsilea quadrifolia (European water-clover)
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Specimen IDStateCountyLocalityYear HUC Number What's this? Drainage nameStatus
274509 CTFairfieldLake Zoar, growing on sand in 0.25 m of water2007 01100005 Housatoniccollected
233147 CTFairfieldstrand of Poquonock River1986 01100006 Saugatuckestablished
274508 CTFairfieldTwin Brook Park Pond, Trumbull, Ct2004 01100006 Saugatuckcollected
252907 CTHartfordBatterson Park Pond2004 01080205 Lower Connecticutestablished
233151 CTLitchfieldBantam Lake1860 01100005 Housatonicestablished
233148 CTLitchfieldBantam Lake1860 01100005 Housatonicestablished
233149 CTLitchfieldBantam Lake1860 01100005 Housatonicestablished
233150 CTLitchfieldBantam Lake1860 01100005 Housatonicestablished
233152 CTLitchfieldBantam Lake1860 01100005 Housatonicestablished
213534 CTLitchfieldBantam Lake1867 01100005 Housatonicestablished
233153 CTMiddlesexCromwell1986 01080205 Lower Connecticutestablished
233155 CTNew HavenLake Whitney, New Haven1883 01100004 Quinnipiacestablished
233154 CTNew Havenpond adjoining Lake Zoar in the Housatonic River, Southbury1929 01100005 Housatonicestablished
257166 DC Middle Potomac-Anacostia-Occoquan drainage2008 02070010 Middle Potomac-Anacostia-Occoquancollected
229681 IA Iowa1985 07080105 South Skunkestablished
233159 IAVan BurenLacey-Keosauqua State Park1821 07100009 Lower Des Moinesestablished
229464 IL state non-specific1955  established
1456441 ILChampaignChampaign, residential area, 1411 Winding Lane1996 05120109 Vermilionestablished
245016 ILColesColes County2008 05120112 Embarrascollected
245018 ILJacksonJackson County2008 07140100 Upper Mississippi-Merameccollected
245017 ILMadisonMadison County2008 07140100 Upper Mississippi-Merameccollected
245019 ILMcDonoughMcDonough County2008 07130010 La Moinecollected
233156 ILVermilionKickapoo State Park near Danville1986 05120109 Vermilionestablished
233157 ILVermilionOakwood [East of]1986 05120109 Vermilionestablished
228667 IN state non-specific1985 05000000 Ohio Regionestablished

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.


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. [2022]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [1/29/2022].

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