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Scientific Name: Arenaria paludicola Rob. |
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Common Name: marsh sandwort |
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| Family: | Caryophyllaceae | |
| Element Code: | PDCAR040L0 | |
| USDA Plants Symbol: | ARPA7 | |
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Synonyms/Other Names: |
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| CA Rare Plant Rank: | 1B.1 |
| Fed List: | FE (1993-08-03) |
| State List: | CE (1990-02-01) |
| Global Rank: | G1 |
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State Rank: |
S1 |
| Other Status: | SB_SBBG |
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CRPR Changes: |
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| Add Date: | 1984-01-01 |
| Date Edited: | 2021-08-25 |
| Lifeform: perennial stoloniferous herb | ||||||||||||||
Blooming Period: May-Aug
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Elevation:
3 - 170 meters 10 - 560 feet |
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General Habitats:
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| Microhabitat Details: | ||||||||||||||
Microhabitat:
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Notes: Known from only two natural occurrences in Black Lake Cyn. And at Oso Flaco Lk. Threatened by vehicles, development, erosion, hydrological alterations, and non-native plants. Individuals re-introduced in Black Lake Cyn. in 1995. Introduced population in Los Osos well established as of 2003. Experimental introduction also underway in Nipomo as of 2004. Collection from Mexico needs confirmation. See Proceedings of the California Academy of Natural Sciences 3:61 (1863) for original description. |
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Threats: |
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Taxonomy: |
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| Threat List Total: | 10 | |
| Total EOs | % of EOs | |
| EOs with Threat Listed: | 17 | 77 % |
| THREAT LIST: | ||
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| Non-native plant impacts | 7 | 31% |
| Other | 7 | 31% |
| Degraded water quality | 6 | 27% |
| Development | 5 | 22% |
| Pollution | 5 | 22% |
| Feral pigs | 2 | 9% |
| ORV activity | 1 | 4% |
| Surface water diversion | 1 | 4% |
| Vandalism/dumping/litter | 1 | 4% |
| Altered flood/tidal/hydrologic regime | 1 | 4% |
| Total Occurrences: | 22 | ||||
| Element Occurrence Ranks: | |||||
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| A | B | C | D | X | U |
| 0 | 1 | 0 | 1 | 14 | 6 |
| Occurrence Status: | |||||
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| Historical >20 Years | 12 | ||||
| Recent <=20 Years | 10 | ||||
| Presence: | |||||
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| Presumed Extant | 8 | ||||
| Possibly Extirpated | 2 | ||||
| Presumed Extirpated | 12 | ||||
| California Endemic: | |||||||||||||
| California Island: | |||||||||||||
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States: Name (Code) California (CA), Sonora, Mexico (SO)?, Washington (WA)* |
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California Counties and Islands: Name (Code) Los Angeles (LAX), Marin (MRN), Riverside (RIV), San Bernardino (SBD)*, San Francisco (SFO)*, San Luis Obispo (SLO), Santa Cruz (SCR)* |
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Quads: Name (Quad Code) Felton (3712211)*, Fontana (3411714), Guadalupe (3412085), Hollywood (3411813), Morro Bay South (3512037), Oceano (3512015), Pismo Beach (3512026), Point Bonita (3712275), Redlands (3411712), Riverside East (3311783), San Bernardino North (3411723), San Bernardino South (3411713)*, San Francisco North (3712274)*, Santa Cruz (3612281) |
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Notes:
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Presumed Extant
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