| Specimen ID | 1320965 |
| Group | Plants |
| Genus | Alternanthera |
| Species | philoxeroides |
| Common Name | alligatorweed |
| State | MD |
| County | Prince George's |
| Locality | Duck Pond Park |
| Mapping Accuracy | Accurate |
| HUC8 Name | Middle Potomac-Anacostia-Occoquan |
| HUC8 Number | 02070010 |
| HUC10 Name | Anacostia River |
| HUC10 Number | 0207001002 |
| HUC12 Name | Northwest Branch Anacostia River |
| HUC12 Number | 020700100201 |
| Map | |
| Collection Day | 16 |
| Collection Month | 9 |
| Collection Year | 2014 |
| Year Accuracy | Actual |
| Potential Pathway | hitch hiker |
| Status | established |
| Reference 1 |
| Ref. Number: | 13276 |
| Author: | Neel, M. (director), J. Hall (curator), and N. Anderson. |
| Date: | 2014 |
| Title: | Norton-Brown Herbarium (MARY) |
| Publisher: | University of Maryland |
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| Comments | Growing at the waters edge. Covering a narrow strip more than 200 feet along the length of the pond. The first confirmed report of this species in the State of Maryland. Flowers white, clustered at the end of a long stalk. MARY 1000869 |
| Record Type | Specimen |
| Earliest Record | county |
| Disposal | Univ. of Maryland Norton-Brown Herbarium |
| Museum Cat Number | MARY 1000869 |
| Freshwater/Marine | Freshwater |
| Photo | |
