Specimen ID | State | County | Locality | Year |
| Drainage name | Status |
1441145
| CA | San Diego | [Locality determined by SDNHM] South of Bow Willow Creek | 1978 |
18100202
| Carrizo Creek | established |
1440571
| CA | San Diego | Anza-Borrego Desert State Park; west of Carrizo Creek and the San Diego & Arizona RR, southwest of Dubber Spur ; 2 miles NW from the intersection of Interstate 8 with Carrizo Gorge Rd (exit to Jacumba). | 2009 |
18100202
| Carrizo Creek | established |
1440404
| CA | San Diego | Common in seep at base of earth dam, east of McCain Valley Road terminus. | 1989 |
18100202
| Carrizo Creek | established |
1436310
| CA | San Diego | Manzanita Band of Kumeyaay Nation Reservation: northwest of Boulevard; approx. 4.5 miles north of the Golden Acorn Casino & I-8: vicinity of Manzanita Lake | 2014 |
18100202
| Carrizo Creek | established |
1436003
| CA | San Diego | McCain Valley area: north of Boulevard and I-8; east of the junction of McCain Valley Road and Lost Valley Road in Lost Valley | 2012 |
18100202
| Carrizo Creek | established |
1439489
| CA | San Diego | McCain Valley Few seen in decomposed granite | 1987 |
18100202
| Carrizo Creek | established |
1441416
| CA | San Diego | Vallecito Stage Station | 1941 |
18100202
| Carrizo Creek | established |
1440431
| CA | San Diego | Walker Canyon Ecological Reserve: between Boulevard and Jacumba on the north side of Interstate 8, along arroyo bottom near the western end of the reserve | 2004 |
18100202
| Carrizo Creek | established |