Taxon Report
Lomatium roseanum Cronq.adobe lomatium |
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Species Description:
Lomatium roseanum, commonly known as adobe lomatium, is a perennial herb in the Apiaceae that is found in California and elsewhere. It occurs within Great Basin scrub, and Lower montane coniferous forest, growing at elevations from 1463 to 2255 meters. Lomatium roseanum is ranked 1B.2, Plants Rare, Threatened or Endangered in California and Elsewhere; Moderately threatened in California.
Classification
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Scientific Name: |
Lomatium roseanum Cronq. |
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Common Name: |
adobe lomatium |
| Family: | Apiaceae |
| Element Code: | PDAPI1B2G0 |
| USDA Plants Symbol: | LORO7 |
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Synonyms/Other Names: |
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Ecology and Life History
| Lifeform: | perennial herb |
| Blooming Period: May-Jul | May-Jul |
| Elevation: | 1463-2255 (4800-7400) |
| General Habitats: | Great Basin scrub, Lower montane coniferous forest |
| Microhabitat: | Gravelly, Openings, Rocky |
| Microhabitat Details: |
Conservation Status
| CA Rare Plant Rank: | 1B.2 |
| Global Rank: | G2G3 |
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State Rank: |
S2 |
| State List: | None |
| Fed List: | None |
| Other Status: | BLM_S; USFS_S |
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CRPR Changes: |
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Occurrence Data from the CNDDB
| Total Occurrences: | 11 |
| Element Occurrence Ranks: | |
| Excellent (A) | 2 |
| Good (B) | 3 |
| Fair (C) | 0 |
| Poor (D) | 0 |
| None (X) | 0 |
| Unknown (U) | 6 |
| California Endemic: False | |
| California Counties and Islands: Name (Code) | |
| Lassen (LAS), Modoc (MOD), Plumas (PLU) | |
| Quads: Name (Quad Code) | |
| Antelope Lake (4012025), Diamond Mtn. (4012036), Dorris Reservoir (4112044), Ferris Creek (4012013), Fredonyer Pass (4012037), Janesville (4012035), Little Juniper Reservoir (4112034), Mt. Ingalls (3912086), Shields Creek (4112043), Stony Ridge (4012024) | |
Threat List Data from the CNDDB
| Threat List Total: | 5 | |
| EOs with Threat Listed: | Total EOs | % of EOs |
| 5 | 45 % | |
| Other | 3 | 27% |
| Grazing | 2 | 18% |
| ORV activity | 2 | 18% |
| Non-native plant impacts | 1 | 9% |
| Wood cutting or brush clearing | 1 | 9% |
Notes
| Threatened by grazing, vehicles, and logging. Potentially threatened wind generation facilities. On Nevada Heritage Program Sensitive List. Can be confused with Lomatium hendersonii. Not in The Jepson Manual (1993). See Contributions from the US National Herbarium 7(1): 224-225 (1900) for original description and Great Basin Naturalist 52(1): 75 (1992) for revised nomenclature. |
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Threats: |
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Taxonomy: |
Selected References
| CRPR List Addition on 2007-08-16 |
Citation
California Native Plant Society, Rare Plant Program. 2025. Rare Plant Inventory (online edition, v9.5.1). Website https://www.rareplants.cnps.org [accessed 12 January 2025].