Taxon Report
Cryptantha spithamaea I.M. JohnstonRed Hills cryptantha |
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Taxon Summary
Cryptantha spithamaea, commonly known as Red Hills cryptantha, is a annual herb in the Boraginaceae that is found only in California. It occurs within Chaparral, and Cismontane woodland, growing at elevations from 275 to 460 meters. Cryptantha spithamaea is ranked 1B.3, Plants Rare, Threatened or Endangered in California and Elsewhere; Not very threatened in California.Classification
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Scientific Name: |
Cryptantha spithamaea I.M. Johnston |
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Common Name: |
Red Hills cryptantha |
| Family: | Boraginaceae |
| Element Code: | PDBOR0A2M2 |
| USDA Plants Symbol: | |
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Synonyms/Other Names: |
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Ecology and Life History
| Lifeform: | annual herb |
| Blooming Period: Apr-May | Apr-May |
| Elevation: | 275-460 (900-1510) |
| General Habitats: | Chaparral, Cismontane woodland |
| Microhabitat: | Openings (sometimes), Serpentine, Streambanks (sometimes) |
| Microhabitat Details: |
Conservation Status
| CA Rare Plant Rank: | 1B.3 |
| Global Rank: | G2 |
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State Rank: |
S2 |
| State List: | None |
| Fed List: | None |
| Other Status: | BLM_S; SB_UCSC |
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CRPR Changes: |
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Occurrence Data from the CNDDB
| Total Occurrences: | 6 |
| Element Occurrence Ranks: | |
| Excellent (A) | 0 |
| Good (B) | 0 |
| Fair (C) | 0 |
| Poor (D) | 0 |
| None (X) | 0 |
| Unknown (U) | 6 |
| California Endemic: False | |
| California Counties and Islands: Name (Code) | |
| Calaveras (CAL), Mariposa (MPA), Tuolumne (TUO) | |
| Quads: Name (Quad Code) | |
| Angels Camp (3812015), Chinese Camp (3712074), Coulterville (3712062), Moccasin (3712073), New Melones Dam (3712085), Sonora (3712084) | |
Threat List Data from the CNDDB
| Threat List Total: | 0 | |
| EOs with Threat Listed: | Total EOs | % of EOs |
| 0 | % | |
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Selected References
| CRPR List Addition on 2014-12-18 |
Citation
California Native Plant Society, Rare Plant Program. 2025. Rare Plant Inventory (online edition, v9.5.1). Website https://www.rareplants.cnps.org [accessed 7 December 2025].