| Specimen ID | 234116 |
| Group | Plants |
| Genus | Landoltia |
| Species | punctata |
| Common Name | dotted duckweed |
| State | MD |
| County | Harford |
| Locality | Aberdeen Proving Grounds, near head of Woodrest Creek due west of Brier Point |
| Mapping Accuracy | Approximate |
| HUC8 Name | Gunpowder-Patapsco |
| HUC8 Number | 02060003 |
| Map | |
| Collection Day | 26 |
| Collection Month | 6 |
| Collection Year | 1999 |
| Year Accuracy | Actual |
| Potential Pathway | unknown |
| Status | established |
| Reference 1 |
| Ref. Number: | 10787 |
| Author: | Haber, E. |
| Date: | 2001 |
| Title: | USA Records of Hydrocharis morsus-ranae in the Collections of Agriculture and AgriFoods Canada, Central Experimental Farm, Ottawa, Ontario (DAO), from Invasive Plants of Canada Database, National Botanical Services, Ottawa. |
| Pages: | 1 |
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| Comments | associates: Spirodela polyrrhiza and Wolffia brasiliensis; abundant on still water; earliest state record CollectorNumber: Steury 990626.4 (BBG,US) |
| Record Type | Literature |
| Museum Cat Number | herb/BBG, US |
| Verifier | Davenport, L. Samford Univ. |
| Freshwater/Marine | Freshwater |
