Taxon Report
Castilleja grisea DunkleSan Clemente Island paintbrush |
 © 2014 John Game |
Classification
|
Scientific Name: |
Castilleja grisea Dunkle |
|
Common Name: |
San Clemente Island paintbrush |
| Family: | Orobanchaceae |
| Element Code: | PDSCR0D160 |
| USDA Plants Symbol: | CAGR21 |
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Synonyms/Other Names: |
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Ecology and Life History
| Lifeform: | perennial herb (hemiparasitic) |
| Blooming Period: Feb-Aug(Dec) | Feb-Aug(Dec) |
| Elevation: | 10-535 (35-1755) |
| General Habitats: | Coastal bluff scrub, Coastal scrub |
| Microhabitat: | Rocky |
| Microhabitat Details: | often canyons |
Conservation Status
| CA Rare Plant Rank: | 1B.3 |
| Global Rank: | G3 |
|
State Rank: |
S3 |
| State List: | CE |
| Fed List: | FD |
| Other Status: | SB_CalBG/RSABG; SB_SBBG |
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CRPR Changes: |
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Occurrence Data from the CNDDB
| Total Occurrences: | 38 |
| Element Occurrence Ranks: | |
| Excellent (A) | 8 |
| Good (B) | 16 |
| Fair (C) | 3 |
| Poor (D) | 0 |
| None (X) | 3 |
| Unknown (U) | 8 |
| California Endemic: True | |
| California Counties and Islands: Name (Code) | |
| Los Angeles (LAX) | |
| Quads: Name (Quad Code) | |
| San Clemente Island Central (3211874), San Clemente Island North (3211885), San Clemente Island South (3211873) | |
Threat List Data from the CNDDB
| Threat List Total: | 2 | |
| EOs with Threat Listed: | Total EOs | % of EOs |
| 2 | 5 % | |
| Improper burning regime | 2 | 5% |
| Erosion/runoff | 1 | 2% |
Notes
| Federally listed as Endangered on 1977-09-12, then listed as Threatened on 2013-08-26; Delisted due to Recovery on 2023-02-24. Significantly recovering after removal of feral herbivores on SCM Isl. by the Navy. Potentially threatened by Navy activities, frequent fire and fire control measures, erosion, and non-native plants. See Bulletin of the Southern California Academy of Sciences 42:31 (1943) for original description. |
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Threats: |
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Taxonomy: |
Selected References
| Proposed Rank Change from 1B.2, G3 / S3 to 1B.3, G3 / S3 (2013) |
| Recovery Plan for Castilleja grisea (San Clemente Island Paintbrush) (USFWS 1984) |
Citation
California Native Plant Society, Rare Plant Program. 2024. Rare Plant Inventory (online edition, v9.5.1). Website https://www.rareplants.cnps.org [accessed 25 December 2024].