Taxon Report
Pogogyne nudiuscula GrayOtay Mesa mint |
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Taxon Summary
Pogogyne nudiuscula, commonly known as Otay Mesa mint, is a annual herb in the Lamiaceae that is found in California and elsewhere. It occurs within Vernal pools, growing at elevations from 90 to 250 meters. Pogogyne nudiuscula is ranked 1B.1, Plants Rare, Threatened or Endangered in California and Elsewhere; Seriously threatened in California.Classification
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Scientific Name: |
Pogogyne nudiuscula Gray |
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Common Name: |
Otay Mesa mint |
| Family: | Lamiaceae |
| Element Code: | PDLAM1K040 |
| USDA Plants Symbol: | PONU |
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Synonyms/Other Names: |
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Ecology and Life History
| Lifeform: | annual herb |
| Blooming Period: May-Jul | May-Jul |
| Elevation: | 90-250 (295-820) |
| General Habitats: | Vernal pools |
| Microhabitat: | |
| Microhabitat Details: |
Conservation Status
| CA Rare Plant Rank: | 1B.1 |
| Global Rank: | G1 |
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State Rank: |
S1 |
| State List: | CE |
| Fed List: | FE |
| Other Status: | SB_CalBG/RSABG |
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CRPR Changes: |
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Occurrence Data from the CNDDB
| Total Occurrences: | 16 |
| Element Occurrence Ranks: | |
| Excellent (A) | 0 |
| Good (B) | 5 |
| Fair (C) | 1 |
| Poor (D) | 2 |
| None (X) | 2 |
| Unknown (U) | 6 |
| California Endemic: False | |
| California Counties and Islands: Name (Code) | |
| San Diego (SDG) | |
| Quads: Name (Quad Code) | |
| Imperial Beach (3211751), Jamul Mountains (3211668), La Jolla (3211772)*, La Mesa (3211771), National City (3211761), Otay Mesa (3211658), Point Loma (3211762)* | |
Threat List Data from the CNDDB
| Threat List Total: | 11 | |
| EOs with Threat Listed: | Total EOs | % of EOs |
| 13 | 81 % | |
| Development | 7 | 43% |
| Non-native plant impacts | 7 | 43% |
| ORV activity | 6 | 37% |
| Foot traffic/trampling | 4 | 25% |
| Road/trail construction/maint. | 3 | 18% |
| Vandalism/dumping/litter | 2 | 12% |
| Grazing | 2 | 12% |
| Disking | 1 | 6% |
| Wood cutting or brush clearing | 1 | 6% |
| Other | 1 | 6% |
| Agriculture | 1 | 6% |
Notes
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Highly threatened by urbanization, agricultural conversion, grazing, vehicles, non-native plants, and trash dumping. Immediate field surveys, habitat acquisition, and recovery essential to continued survival of this species. See Botany of California |
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Threats: |
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Taxonomy: |
Citation
California Native Plant Society, Rare Plant Program. 2025. Rare Plant Inventory (online edition, v9.5.1). Website https://www.rareplants.cnps.org [accessed 28 October 2025].