Taxon Report
Lysimachia thyrsiflora L.tufted loosestrife |
 ©2016 Keir Morse |
Taxon Summary
Lysimachia thyrsiflora, commonly known as tufted loosestrife, is a perennial herb in the Myrsinaceae that is found in California and elsewhere. It occurs within Marshes and swamps, Meadows and seeps (mesic), and Upper montane coniferous forest, growing at elevations from 975 to 1675 meters. Lysimachia thyrsiflora is ranked 2B.3, Plants Rare, Threatened, or Endangered in California, But More Common Elsewhere; Not very threatened in California.Classification
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Scientific Name: |
Lysimachia thyrsiflora L. |
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Common Name: |
tufted loosestrife |
| Family: | Myrsinaceae |
| Element Code: | PDPRI070S0 |
| USDA Plants Symbol: | LYTH2 |
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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: | 975-1675 (3200-5495) |
| General Habitats: | Marshes and swamps, Meadows and seeps, Upper montane coniferous forest |
| Microhabitat: | |
| Microhabitat Details: |
Conservation Status
| CA Rare Plant Rank: | 2B.3 |
| Global Rank: | G5 |
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State Rank: |
S1? |
| State List: | None |
| Fed List: | None |
| Other Status: | |
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CRPR Changes: |
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Occurrence Data from the CNDDB
| Total Occurrences: | 5 |
| Element Occurrence Ranks: | |
| Excellent (A) | 0 |
| Good (B) | 0 |
| Fair (C) | 0 |
| Poor (D) | 0 |
| None (X) | 0 |
| Unknown (U) | 5 |
| California Endemic: False | |
| California Counties and Islands: Name (Code) | |
| Plumas (PLU), Shasta (SHA) | |
| Quads: Name (Quad Code) | |
| Almanor (4012122), Burney (4012186), Fall River Mills (4112114), Hogback Ridge (4012184), Mt. Harkness (4012143), Timbered Crater (4112124) | |
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
| CRPR List Addition on 2009-01-06 |
| Lysimachia thyrsiflora account for potential Species of Conservation Concern evaluation (2023) |
Citation
California Native Plant Society, Rare Plant Program. 2025. Rare Plant Inventory (online edition, v9.5.1). Website https://www.rareplants.cnps.org [accessed 17 November 2025].