Taxon Report
Grimmia torenii HastingsToren's grimmia |
 ©2021 Scot Loring |
Taxon Summary
Grimmia torenii, commonly known as Toren's grimmia, is a moss in the Grimmiaceae that is found only in California. It occurs within Chaparral, Cismontane woodland, and Lower montane coniferous forest, growing at elevations from 325 to 1160 meters. Grimmia torenii is ranked 1B.3, Plants Rare, Threatened or Endangered in California and Elsewhere; Not very threatened in California.Classification
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Scientific Name: |
Grimmia torenii Hastings |
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Common Name: |
Toren's grimmia |
| Family: | Grimmiaceae |
| Element Code: | NBMUS32330 |
| USDA Plants Symbol: | |
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Synonyms/Other Names: |
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Ecology and Life History
| Lifeform: | moss |
| Blooming Period: | |
| Elevation: | 325-1160 (1065-3805) |
| General Habitats: | Chaparral, Cismontane woodland, Lower montane coniferous forest |
| Microhabitat: | Carbonate, Openings, Rocky, Volcanic |
| Microhabitat Details: | boulder and rock walls |
Conservation Status
| CA Rare Plant Rank: | 1B.3 |
| Global Rank: | G2 |
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State Rank: |
S2 |
| 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: | 13 |
| Element Occurrence Ranks: | |
| Excellent (A) | 0 |
| Good (B) | 0 |
| Fair (C) | 0 |
| Poor (D) | 0 |
| None (X) | 0 |
| Unknown (U) | 13 |
| California Endemic: True | |
| California Counties and Islands: Name (Code) | |
| Contra Costa (CCA), Lake (LAK), Mendocino (MEN), Monterey (MNT), San Mateo (SMT), Santa Cruz (SCR) | |
| Quads: Name (Quad Code) | |
| Big Basin (3712222), Clayton (3712188), Cow Mountain (3912321), Elk Mountain (3912238), Elledge Peak (3912312), Jericho Valley (3812274), Lake Pillsbury (3912248), Partington Ridge (3612126), Upper Lake (3912228), Whispering Pines (3812276) | |
Threat List Data from the CNDDB
| Threat List Total: | 0 | |
| EOs with Threat Listed: | Total EOs | % of EOs |
| 0 | % | |
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Selected References
| Proposed addition to California Rare Plant Rank 1B.3, G2 / S2 |
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The Bryologist 111(3):463-475 (2008) |
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Grimmia torenii profile for potential Species of Conservation Concern evaluation (2018) |
| USFS Potential Species of Conservation Concern Profile |
Citation
California Native Plant Society, Rare Plant Program. 2025. Rare Plant Inventory (online edition, v9.5.1). Website https://www.rareplants.cnps.org [accessed 27 January 2025].