Taxon Report
Lupinus duranii Eastw.Mono Lake lupine |
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Species Description:
Lupinus duranii, commonly known as Mono Lake lupine, is a perennial herb in the Fabaceae that is found only in California. It occurs within Great Basin scrub, Subalpine coniferous forest, and Upper montane coniferous forest, growing at elevations from 2000 to 3000 meters. Lupinus duranii is ranked 1B.2, Plants Rare, Threatened or Endangered in California and Elsewhere; Moderately threatened in California.
Classification
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Scientific Name: |
Lupinus duranii Eastw. |
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Common Name: |
Mono Lake lupine |
| Family: | Fabaceae |
| Element Code: | PDFAB2B1E0 |
| USDA Plants Symbol: | LUDU |
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Synonyms/Other Names: |
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Ecology and Life History
| Lifeform: | perennial herb |
| Blooming Period: May-Aug | May-Aug |
| Elevation: | 2000-3000 (6560-9845) |
| General Habitats: | Great Basin scrub, Subalpine coniferous forest, Upper montane coniferous forest |
| Microhabitat: | Gravelly |
| Microhabitat Details: | volcanic pumice |
Conservation Status
| CA Rare Plant Rank: | 1B.2 |
| Global Rank: | G2 |
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State Rank: |
S2 |
| State List: | None |
| Fed List: | None |
| Other Status: | BLM_S; SB_SBBG; USFS_S |
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CRPR Changes: |
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Occurrence Data from the CNDDB
| Total Occurrences: | 42 |
| Element Occurrence Ranks: | |
| Excellent (A) | 0 |
| Good (B) | 14 |
| Fair (C) | 12 |
| Poor (D) | 1 |
| None (X) | 0 |
| Unknown (U) | 15 |
| California Endemic: True | |
| California Counties and Islands: Name (Code) | |
| Mono (MNO) | |
| Quads: Name (Quad Code) | |
| Cowtrack Mountain (3711887), Crestview (3711878), Dexter Canyon (3711877), June Lake (3711971), Lee Vining (3711981), Lundy (3811912), Mammoth Mtn. (3711961), Mono Mills (3711888), Old Mammoth (3711868) | |
Threat List Data from the CNDDB
| Threat List Total: | 8 | |
| EOs with Threat Listed: | Total EOs | % of EOs |
| 22 | 52 % | |
| ORV activity | 21 | 50% |
| Grazing | 5 | 11% |
| Logging | 3 | 7% |
| Road/trail construction/maint. | 2 | 4% |
| Wood cutting or brush clearing | 1 | 2% |
| Foot traffic/trampling | 1 | 2% |
| Non-native plant impacts | 1 | 2% |
| Recreational use (non-ORV) | 1 | 2% |
Citation
California Native Plant Society, Rare Plant Program. 2025. Rare Plant Inventory (online edition, v9.5.1). Website https://www.rareplants.cnps.org [accessed 16 January 2025].