Marsilea quadrifolia
Marsilea quadrifolia
(European water-clover)
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Exotic
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15 results for Marsilea quadrifolia (European water-clover)
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Specimen IDStateCountyLocalityYear HUC Number What's this? Drainage nameStatus
233172 MAEssexSalem1985 01090001 Charlesestablished
233173 MAEssexSpoffords Pond, Boxford1900 01090001 Charlesestablished
1409862 MAEssexStevens Pond; On Ipswich Road, West of intersection with Georgetown Road2002 01090001 Charlesunknown
233178 MAMiddlesexBelmont1881 01090001 Charlesestablished
234378 MAMiddlesexCambridge1892 01090001 Charlesestablished
233175 MAMiddlesexCambridge, Botanical Garden1868 01090001 Charlesestablished
233176 MAMiddlesexFresh Pond, Cambridge1873 01090001 Charlesestablished
233179 MAMiddlesexGlacialis Pond, Cambridge1887 01090001 Charlesestablished
233177 MAMiddlesexMalden1877 01090001 Charlesestablished
233184 MANorfolkCharles River, Dedham1894 01090001 Charlesestablished
1409781 MANorfolkMann's Pond - shoreline west of dam2008 01090001 Charlesunknown
233185 MANorfolkRt 6 at town line (Wellesley) with Newton Upper Falls1986 01090001 Charlesestablished
233188 MASuffolkArnold Arboretum1986 01090001 Charlesestablished
233186 MASuffolkArnold Arboretum, Forest Hills1890 01090001 Charlesestablished
233187 MASuffolkCharles River, W Roxbury1902 01090001 Charlesestablished

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 [2/16/2025].

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