Taxon Details
Linanthus jaegeri
San Jacinto linanthus
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Taxon Summary:
Linanthus jaegeri, commonly known as San Jacinto linanthus, is a perennial herb in the Polemoniaceae that is found only in California. It occurs within Subalpine coniferous forest, and Upper montane coniferous forest, growing at elevations from 2195 to 3050 meters. Linanthus jaegeri is ranked 1B.2, Plants Rare, Threatened or Endangered in California and Elsewhere; Moderately threatened in California.|
Scientific Name: Linanthus jaegeri (P.A. Munz) J.M. Porter & L.A. Johnson |
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Common Name: San Jacinto linanthus |
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| Family: | Polemoniaceae | |
| Element Code: | PDPLM08030 | |
| USDA Plants Symbol: | LIJA2 | |
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Synonyms/Other Names: |
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| Name Status: |
JEF, FNA, POWO, IPNI, Tropicos |
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| CA Rare Plant Rank: | 1B.2 |
| Fed List: | None |
| State List: | None |
| Global Rank: | G2 |
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State Rank: |
S2 |
| Other Status: | SB_CalBG/RSABG; USFS_S |
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CRPR Changes: |
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| Add Date: | 1974-01-01 |
| Date Edited: | 2025-10-29 |
| Lifeform: perennial herb | ||||||||||||||
Blooming Period: Jul-Sep
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Elevation:
2195 - 3050 meters 7200 - 10005 feet |
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General Habitats:
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| Microhabitat Details: | ||||||||||||||
Microhabitat:
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Notes: Known from fewer than ten occurrences in the San Jacinto Mtns. Possibly threatened by recreational activities. A synonym of Leptodactylon jaegeri in The Jepson Manual. See Bull. S. Calif. Acad. Sci. 31: 68 (1932) for original description, and Aliso 19(1):55-91 (2000) for revised nomenclature. |
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Threats: |
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Taxonomy: |
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| Threat List Total: | 3 | |
| Total EOs | % of EOs | |
| EOs with Threat Listed: | 2 | 29 % |
| THREAT LIST: | ||
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| Recreational use (non-ORV) | 2 | 28% |
| Foot traffic/trampling | 1 | 14% |
| Other | 1 | 14% |
| Total Occurrences: | 7 | ||||
| Element Occurrence Ranks: | |||||
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| A | B | C | D | X | U |
| 1 | 1 | 0 | 0 | 0 | 5 |
| Occurrence Status: | |||||
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| Historical >20 Years | 4 | ||||
| Recent <=20 Years | 3 | ||||
| Presence: | |||||
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| Presumed Extant | 7 | ||||
| Possibly Extirpated | 0 | ||||
| Presumed Extirpated | 0 | ||||
| California Endemic: | |||||||||||||
| California Island: | |||||||||||||
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States: Name (Code) California (CA) |
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California Counties and Islands: Name (Code) Riverside (RIV) |
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Quads: Name (Quad Code) Palm Springs (3311675), San Jacinto Peak (3311676) |
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Notes:
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Presumed Extant
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