Specimen ID | State | County | Locality | Year |
| Drainage name | Status |
1441822
| CA | Alameda | In the edges of wetlands along the dirt road at Radio Beach, Emeryville. | 2011 |
18050002
| San Pablo Bay | established |
1442220
| CA | San Francisco | Heron's Head Park | 2011 |
18050004
| San Francisco Bay | established |
1442217
| CA | San Mateo | Bird Island in the middle of the marsh and outer edges. Shown in photo is colonizing p. maritima on shoreline area of this marsh. | 2011 |
18050004
| San Francisco Bay | established |
1442032
| CA | San Mateo | Greco Island North: Outer edges and channels edges most effected | 2011 |
18050004
| San Francisco Bay | established |
1442136
| CA | San Mateo | Northern Outer Bair Island: Infestation over the entire island. Densest at the edges of channel berms and outer edge of island | 2011 |
18050004
| San Francisco Bay | established |
1442141
| CA | San Mateo | Redwood City. NE of the boat harbor on Bait Island. | 1968 |
18050004
| San Francisco Bay | established |
1441826
| CA | San Mateo | San Bruno. | 1932 |
18050004
| San Francisco Bay | established |
1442037
| CA | San Mateo | San Mateo City limits on San Mateo Bridge approach. On San Francisco Bay margin. | 1946 |
18050004
| San Francisco Bay | established |
1442138
| CA | San Mateo | Sanchez Marsh, Burlingame, CA | 2011 |
18050004
| San Francisco Bay | established |
1442219
| CA | San Mateo | Seal Slough, Foster City, CA. | 2011 |
18050004
| San Francisco Bay | established |
1441823
| CA | San Mateo | Wetlands surrounding Oyster Point Marina harbormaster office. | 2011 |
18050004
| San Francisco Bay | established |