Scientific Name: Silene nelsonii M.R.Mesler, M.S.Mayer, & S.K.Carothers |
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Common Name: Nelson's stringflower |
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Family: | Caryophyllaceae | |
Element Code: | PDCAR0U2J0 | |
USDA Plants Symbol: | ||
Synonyms/Other Names: |
CA Rare Plant Rank: | 4.3 |
Fed List: | None |
State List: | None |
Global Rank: | G3 |
State Rank: |
S3 |
Other Status: | |
CRPR Changes: added to 4.3 on 2021-06-24 |
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Add Date: | 2021-06-24 |
Date Edited: | 2022-04-05 |
Lifeform: perennial herb | ||||||||||||||
Blooming Period: Apr-Jun
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Elevation:
290 - 1430 meters 950 - 4690 feet |
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General Habitats:
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Microhabitat Details: Ephemeral drainages, grassy areas | ||||||||||||||
Microhabitat:
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Notes: |
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Threats: Potentially threatened by road construction and maintenance, trampling, forestry practices, and severe wildfires. |
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Taxonomy: Similar to S. bolanderi, S. hookeri, and S. salmonacea; differentiated by its purely white flowers, dense pubescence at base of petals (often obscuring filaments), deeply lobed petals (inner lobe 8-32 mm long, outer lobe 6-26 mm long), and absent or inconspicuous appendages (generally less than 1 mm). |
Threat List Total: | 0 | |
Total EOs | % of EOs | |
EOs with Threat Listed: | 0 | 0 % |
THREAT LIST: |
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Total Occurrences: | 0 | ||||
Element Occurrence Ranks: | |||||
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A | B | C | D | X | U |
0 | 0 | 0 | 0 | 0 | 0 |
Occurrence Status: | |||||
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Historical >20 Years | 0 | ||||
Recent <=20 Years | 0 |
Presence: | |||||
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Presumed Extant | 0 | ||||
Possibly Extirpated | 0 | ||||
Presumed Extirpated | 0 |
California Endemic: | |||||||||||||
California Island: | |||||||||||||
States: Name (Code) California (CA) |
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California Counties and Islands: Name (Code) Humboldt (HUM), Trinity (TRI) |
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Quads: Name (Quad Code) Halfway Ridge (4012353), Hayfork Summit (4012351), Hyampom Mtn. (4012364), Naufus Creek (4012343), Salyer (4012385), Trinity Dam (4012277), Weaverville (4012268), Wildwood (4012341), Willow Creek (4012386) |
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Notes:
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CNPS Status Review: |
Proposed Addition to California Rare Plant Rank 4.3, G3 / S3 (2021) |
Original Description: |
MadroƱo 66(4): 176-193 (2019) |
Other: | USFS Potential Species of Conservation Concern Profile |