| Scientific Name | Notes | Rarity Ranks | Common Name |
|---|---|---|---|
| Calystegia sepium subsp. limnophila | CNPS-EB: B | hedge bindweed | |
| Cuscuta subinclusa | CNPS-EB: C | canyon dodder | |
| Deschampsia cespitosa subsp. holciformis | CNPS-EB: B | tufted hairgrass | |
| Isolepis cernua | (formerly Scirpus cernuus) | CNPS-EB: C | low club-rush |
| Lathyrus jepsonii var. jepsonii | CNPS-EB: *A2 State CNPS: 1B.2 Global Rank: G5T2 CNDDB Rank: S2 | delta tule pea, Delta tule pea | |
| Limonium californicum | CNPS-EB: C | western marsh-rosemary, sea-lavender, ma | |
| Lysimachia maritima | CNPS-EB: A1 | sea-milkwort | |
| Phragmites australis | CNPS-EB: C | common reed | |
| Plantago subnuda | CNPS-EB: A2 | Mexican plantain | |
| Pluchea odorata var. odorata | CNPS-EB: B | saltmarsh fleabane | |
| Rumex occidentalis | CNPS-EB: A2 | western dock | |
| Spartina foliosa | CNPS-EB: B | California cord grass | |
| Symphyotrichum subulatum var. parviflorum | (formerly Aster subulatus var. | CNPS-EB: B | slim aster |
| Triglochin striata | (T. maritima is more common) | CNPS-EB: B | three-ribbed arrow-grass |
| Helianthus californicus | CNPS-EB: C | California sunflower | |
| Lilaeopsis masonii | CNPS-EB: *A2 State CNPS: 1B.1 Global Rank: G2 CNDDB Rank: S2 CESA Status: CR | Mason's lilaeopsis | |
| Lythrum californicum | CNPS-EB: B | California loosestrife |