Taxon Report
Castilleja uliginosa Eastw.Pitkin Marsh paintbrush |
 © 2002 John Game |
Taxon Summary
Castilleja uliginosa, commonly known as Pitkin Marsh paintbrush, is a perennial herb (hemiparasitic) in the Orobanchaceae that is found only in California. It occurs within Marshes and swamps, growing at elevations from 240 to 240 meters. Castilleja uliginosa is ranked 1A, Plants Presumed Extirpated in California and Either Rare or Extinct Elsewhere.Classification
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Scientific Name: |
Castilleja uliginosa Eastw. |
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Common Name: |
Pitkin Marsh paintbrush |
| Family: | Orobanchaceae |
| Element Code: | PDSCR0D380 |
| USDA Plants Symbol: | |
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Synonyms/Other Names: |
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Ecology and Life History
| Lifeform: | perennial herb (hemiparasitic) |
| Blooming Period: Jun-Jul | Jun-Jul |
| Elevation: | 240-240 (785-785) |
| General Habitats: | Marshes and swamps |
| Microhabitat: | |
| Microhabitat Details: |
Conservation Status
| CA Rare Plant Rank: | 1A |
| Global Rank: | GX |
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State Rank: |
SX |
| State List: | CE |
| Fed List: | None |
| Other Status: | |
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CRPR Changes: |
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Occurrence Data from the CNDDB
| Total Occurrences: | 2 |
| Element Occurrence Ranks: | |
| Excellent (A) | 0 |
| Good (B) | 0 |
| Fair (C) | 0 |
| Poor (D) | 0 |
| None (X) | 2 |
| Unknown (U) | 0 |
| California Endemic: True | |
| California Counties and Islands: Name (Code) | |
| Sonoma (SON)* | |
| Quads: Name (Quad Code) | |
| Sebastopol (3812247)* | |
Threat List Data from the CNDDB
| Threat List Total: | 2 | |
| EOs with Threat Listed: | Total EOs | % of EOs |
| 1 | 50 % | |
| Grazing | 1 | 50% |
| Other | 1 | 50% |
Notes
| Known from two occurrences in Pitkin Marsh and Trembley's Marsh. Last known remaining plant died in 1987, despite management efforts; field surveys needed, although no access allowed by landowner after 1987. See C. miniata ssp. miniata in TJM (1993) and TJM 2. See Leaflets of Western Botany 3:166-117 (1942) for original description. |
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Threats: |
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Taxonomy: |
Selected References
| Proposal to Keep as CRPR 1A, GXQ / SX (2013) |
Citation
California Native Plant Society, Rare Plant Program. 2025. Rare Plant Inventory (online edition, v9.5.1). Website https://www.rareplants.cnps.org [accessed 25 October 2025].