Taxon Details
Micranthes marshallii
Marshall's saxifrage
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2017 Barrett Jeffery |
© 2017 Barrett Jeffery |
© 2017 Barrett Jeffery |
Taxon Summary:
Micranthes marshallii, commonly known as Marshall's saxifrage, is a perennial rhizomatous herb in the Saxifragaceae that is found in California and elsewhere. It occurs within Riparian forest, growing at elevations from 90 to 2130 meters. Micranthes marshallii is ranked 4.3, Plants of Limited Distribution, A Watch List; Not very threatened in California.|
Scientific Name: Micranthes marshallii (Greene) Small |
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Common Name: Marshall's saxifrage |
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| Family: | Saxifragaceae | |
| Element Code: | PDSAX0U0X0 | |
| USDA Plants Symbol: | ||
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Synonyms/Other Names: |
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| Name Status: |
JEF, FNA, POWO, IPNI, Tropicos |
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| CA Rare Plant Rank: | 4.3 |
| Fed List: | None |
| State List: | None |
| Global Rank: | G5 |
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State Rank: |
S3 |
| Other Status: | |
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CRPR Changes: added to 4.3 on 2016-07-06 |
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| Add Date: | 2016-07-06 |
| Date Edited: | 2022-07-05 |
| Lifeform: perennial rhizomatous herb | ||||||||||||||
Blooming Period: Mar-Aug
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Elevation:
90 - 2130 meters 295 - 6990 feet |
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General Habitats:
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| Microhabitat Details: | ||||||||||||||
Microhabitat:
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Notes: Possibly threatened by fire suppression. Previously identified as Saxifraga rufidula, which does not occur in California. See Saxifraga marshallii in TJM (1993). See Pittonia 1(9):159-160 (1888) for original description and North American Flora 22(2):145 (1905) for taxonomic treatment. |
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Threats: |
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Taxonomy: |
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| 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: | |||||||||||||
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States: Name (Code) California (CA), Idaho (ID)?, Montana (MT)?, Oregon (OR), Washington (WA)? |
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California Counties and Islands: Name (Code) Del Norte (DNT), Humboldt (HUM), Mendocino (MEN), Siskiyou (SIS), Trinity (TRI) |
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Quads: Name (Quad Code) Boulder Peak (4112351), English Peak (4112342), French Camp Ridge (4112327), Gasquet (4112378), Hennessy Peak (4012375), Hiouchi (4112471), Hurdygurdy Butte (4112377), Leggett (3912376), Salyer (4012385), Shelly Creek Ridge (4112387), Trinity Mtn. (4112314), Ukonom Lake (4112353), Willow Creek (4012386) |
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Notes:
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Presumed Extant
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