| Specimen ID | 1657618 |
| Group | Plants |
| Genus | Najas |
| Species | marina |
| Common Name | holly-leaf waternymph |
| State | CA |
| County | Alameda |
| Locality | San Francisco Bay Area; Del Valle Reservoir in Livermore |
| Mapping Accuracy | Accurate |
| HUC8 Name | San Francisco Bay |
| HUC8 Number | 18050004 |
| HUC10 Name | Arroyo Valle |
| HUC10 Number | 1805000404 |
| HUC12 Name | Lake Del Valle-Arroyo Valle |
| HUC12 Number | 180500040405 |
| Map | |
| Collection Day | 9 |
| Collection Month | 10 |
| Collection Year | 2001 |
| Year Accuracy | Actual |
| Potential Pathway | hitch hiker on waterfowl | hitch hiker on small watercraft | dispersed |
| Status | unknown |
| Reference 1 |
| Ref. Number: | 35847 |
| Author: | Freeman, S.L., and I.A. Pfingsten |
| Date: | 2021 |
| Title: | First record of Najas marina (Hydrocharitaceae) for Montana and an update on the North American distribution |
| Journal: | Phytoneuron |
| Volume: | 2021-51 |
| Pages: | 1-7 |
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| Comments | https://www.cch2.org/portal/collections/individual/index.php?occid=4076978 |
| Record Type | Specimen |
| Disposal | Herbarium |
| Museum Cat Number | CDA19767 |
| Verifier | D.H. Les |
| Freshwater/Marine | Freshwater |
