Taxon Report
Puccinellia parishii Hitchc.Parish's alkali grass |
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Taxon Summary
Puccinellia parishii, commonly known as Parish's alkali grass, is a annual herb in the Poaceae that is found in California and elsewhere. It occurs within Meadows and seeps (alkaline springs, and seeps), growing at elevations from 700 to 1000 meters. Puccinellia parishii is ranked 1B.1, Plants Rare, Threatened or Endangered in California and Elsewhere; Seriously threatened in California.Classification
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Scientific Name: |
Puccinellia parishii Hitchc. |
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Common Name: |
Parish's alkali grass |
| Family: | Poaceae |
| Element Code: | PMPOA530T0 |
| USDA Plants Symbol: | PUPA |
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Synonyms/Other Names: |
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Ecology and Life History
| Lifeform: | annual herb |
| Blooming Period: Apr-May | Apr-May |
| Elevation: | 700-1000 (2295-3280) |
| General Habitats: | Meadows and seeps |
| Microhabitat: | |
| Microhabitat Details: |
Conservation Status
| CA Rare Plant Rank: | 1B.1 |
| Global Rank: | G2G3 |
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State Rank: |
S1 |
| State List: | None |
| Fed List: | None |
| Other Status: | BLM_S |
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CRPR Changes: |
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Occurrence Data from the CNDDB
| Total Occurrences: | 1 |
| Element Occurrence Ranks: | |
| Excellent (A) | 0 |
| Good (B) | 0 |
| Fair (C) | 1 |
| Poor (D) | 0 |
| None (X) | 0 |
| Unknown (U) | 0 |
| California Endemic: False | |
| California Counties and Islands: Name (Code) | |
| San Bernardino (SBD) | |
| Quads: Name (Quad Code) | |
| Lucerne Valley (3411648) | |
Threat List Data from the CNDDB
| Threat List Total: | 4 | |
| EOs with Threat Listed: | Total EOs | % of EOs |
| 1 | 100 % | |
| Altered flood/tidal/hydrologic regime | 1 | 100% |
| Grazing | 1 | 100% |
| Groundwater pumping | 1 | 100% |
| Road/trail construction/maint. | 1 | 100% |
Notes
| Known in CA only from Rabbit Springs (the type locality), where confirmed in 1992. Occurrence from Edwards AFB, KRN Co. (186D) is misidentified P. simplex. State-listed as Endangered in NM. |
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Threats: |
| Threatened by groundwater pumping, flood control, and trampling. |
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Taxonomy: |
| See Proceedings of the Biological Society of Washington 41:157 (1928) for original description. |
Citation
California Native Plant Society, Rare Plant Program. 2025. Rare Plant Inventory (online edition, v9.5.1). Website https://www.rareplants.cnps.org [accessed 18 November 2025].