Species Details
Eriastrum ertterae
Lime Ridge eriastrum
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Species Description:
Eriastrum ertterae, commonly known as Lime Ridge eriastrum, is a annual herb in the Polemoniaceae that is found only in California. It occurs within Chaparral (edges, and openings), growing at elevations from 200 to 290 meters. Eriastrum ertterae is ranked 1B.1, Plants Rare, Threatened or Endangered in California and Elsewhere; Seriously threatened in California.
Scientific Name: Eriastrum ertterae D. Gowen |
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Common Name: Lime Ridge eriastrum |
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Family: | Polemoniaceae | |
Element Code: | PDPLM030F0 | |
USDA Plants Symbol: | ERER3 | |
Synonyms/Other Names: |
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Name Status: |
JEP, FNA, POWO, IPNI, Tropicos |
CA Rare Plant Rank: | 1B.1 |
Fed List: | None |
State List: | CE |
Global Rank: | G1 |
State Rank: |
S1 |
Other Status: | |
CRPR Changes: added to 1B.1 on 2013-12-19 |
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Add Date: | 2013-12-19 |
Date Edited: | 2024-12-03 |
Lifeform: annual herb | ||||||||||||||
Blooming Period: Jun-Jul
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Elevation:
200 - 290 meters 655 - 950 feet |
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General Habitats:
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Microhabitat Details: sometimes semi-alkaline | ||||||||||||||
Microhabitat:
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Notes: Known only from the Lime Ridge area. Potentially threatened by recreational activities, electric transmission tower maintenance, and non-native plants. Similar to E. hooveri. See Journal of the Botanical Research Institute of Texas 7(1):21-24 (2013) for original description. |
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Threats: |
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Taxonomy: |
Threat List Total: | 6 | |
Total EOs | % of EOs | |
EOs with Threat Listed: | 2 | 100 % |
THREAT LIST: | ||
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Foot traffic/trampling | 2 | 100% |
Insufficient population/stand size | 2 | 100% |
Non-native plant impacts | 2 | 100% |
Recreational use (non-ORV) | 2 | 100% |
Wood cutting or brush clearing | 1 | 50% |
Other | 1 | 50% |
Total Occurrences: | 2 | ||||
Element Occurrence Ranks: | |||||
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A | B | C | D | X | U |
0 | 0 | 1 | 0 | 0 | 1 |
Occurrence Status: | |||||
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Historical >20 Years | 0 | ||||
Recent <=20 Years | 2 |
Presence: | |||||
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Presumed Extant | 2 | ||||
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) Contra Costa (CCA) |
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Quads: Name (Quad Code) Clayton (3712188) |
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Notes:
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Presumed Extant
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