Marsilea quadrifolia
Marsilea quadrifolia
(European water-clover)
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Exotic
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10 results for Marsilea quadrifolia (European water-clover)
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Specimen IDStateCountyLocalityYear HUC Number What's this? Drainage nameStatus
228584 PA state non-specific1985  established
235728 PABradfordShallow pond, Bradford County2004 02050106 Upper Susquehanna-Tunkhannockestablished
232874 PABucksWeisel, 0.6 mi WSW1998 02040105 Middle Delaware-Musconetcongestablished
232873 PAChesterBirmingham Township, slough on side of Rt 100, below Meeting House Rd1985 02040205 Brandywine-Christinaestablished
233204 PADelaware1/2 mi NE of Wallingford1945 02040202 Lower Delawareestablished
233202 PADelawareCrum Lynne1894 02040202 Lower Delawareestablished
233203 PADelawarenear Media1923 02040202 Lower Delawareestablished
233205 PADelawareRidley Creek N of Hwy W of Media1971 02040202 Lower Delawareestablished
232872 PADelawareSwarthmore College, .75 mi NW1997 02040202 Lower Delawareestablished
233206 PAMonroeS of Stroudsburg, LaBar's Rhododendron Nursery1941 02040104 Middle Delaware-Mongaup-Brodheadestablished

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. [2024]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [11/21/2024].

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