Species Details
Lewisia congdonii
Congdon's lewisia
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© 2010 Aaron Schusteff |
© 2010 Aaron Schusteff |
© 2017 John Doyen |
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Scientific Name: Lewisia congdonii (Rydb.) S. Clay |
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Common Name: Congdon's lewisia |
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| Family: | Montiaceae | |
| Element Code: | PDPOR04040 | |
| USDA Plants Symbol: | LECO4 | |
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Synonyms/Other Names: |
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| CA Rare Plant Rank: | 1B.3 |
| Fed List: | None |
| State List: | CR (1982-07-01) |
| Global Rank: | G2 |
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State Rank: |
S2 |
| Other Status: | SB_UCSC; USFS_S |
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CRPR Changes: |
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| Add Date: | 1974-01-01 |
| Date Edited: | 2022-12-06 |
| Lifeform: perennial herb | ||||||||||||||
Blooming Period: Apr-Jun
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Elevation:
500 - 2800 meters 1640 - 9185 feet |
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General Habitats:
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| Microhabitat Details: | ||||||||||||||
Microhabitat:
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Notes: Known from approximately ten occurrences in the canyons of the Kings and Merced rivers. Threatened by exotic plant control, illegal dumping, and road maintenance. See North American Flora 21:328 (1932) for original description, and Fremontia 25(1):15-19 (1997) for genetic study of relationship to L. cantelovii and L. serrata. |
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Threats: |
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Taxonomy: |
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| Threat List Total: | 5 | |
| Total EOs | % of EOs | |
| EOs with Threat Listed: | 2 | 20 % |
| THREAT LIST: | ||
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| Road/trail construction/maint. | 2 | 20% |
| Biocides | 1 | 10% |
| Erosion/runoff | 1 | 10% |
| Mining | 1 | 10% |
| Over-collecting/poaching | 1 | 10% |
| Total Occurrences: | 10 | ||||
| Element Occurrence Ranks: | |||||
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| A | B | C | D | X | U |
| 2 | 0 | 0 | 0 | 0 | 8 |
| Occurrence Status: | |||||
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| Historical >20 Years | 8 | ||||
| Recent <=20 Years | 2 | ||||
| Presence: | |||||
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| Presumed Extant | 10 | ||||
| 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) Fresno (FRE), Mariposa (MPA) |
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Quads: Name (Quad Code) El Portal (3711967), Hume (3611878), Wawona (3711956), Wren Peak (3611877) |
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Notes:
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Presumed Extant
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