| Specimen ID | 233177 |
| Group | Plants |
| Genus | Marsilea |
| Species | quadrifolia |
| Common Name | European water-clover |
| State | MA |
| County | Middlesex |
| Locality | Malden |
| Mapping Accuracy | Approximate |
| HUC8 Name | Charles |
| HUC8 Number | 01090001 |
| Map | |
| Collection Day | 11 |
| Collection Month | 7 |
| Collection Year | 1877 |
| Year Accuracy | Actual |
| Potential Pathway | unknown |
| Status | established |
| Reference 1 |
| Ref. Number: | 10762 |
| Author: | Johnson, D.M. |
| Date: | 1986 |
| Title: | Systematics of the New World species of Marsilea (Marsileaceae). |
| Journal: | Systematic Botany Monographs |
| Volume: | 11 |
| Pages: | 87 |
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| Record Type | Literature |
| Museum Cat Number | herb/ NY |
| Freshwater/Marine | Freshwater |
