Taxon Report
Calyptridium pulchellum (Eastw.) Hoov.Mariposa pussypaws |
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Classification
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Scientific Name: |
Calyptridium pulchellum (Eastw.) Hoov. |
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Common Name: |
Mariposa pussypaws |
| Family: | Montiaceae |
| Element Code: | PDPOR09060 |
| USDA Plants Symbol: | |
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Synonyms/Other Names: |
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Ecology and Life History
| Lifeform: | annual herb |
| Blooming Period: Apr-Aug | Apr-Aug |
| Elevation: | 400-1100 (1310-3610) |
| General Habitats: | Chaparral, Cismontane woodland |
| Microhabitat: | Granitic, Gravelly (sometimes), Sandy (sometimes) |
| Microhabitat Details: |
Conservation Status
| CA Rare Plant Rank: | 1B.1 |
| Global Rank: | G1 |
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State Rank: |
S1 |
| State List: | None |
| Fed List: | FT |
| Other Status: | |
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CRPR Changes: |
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Occurrence Data from the CNDDB
| Total Occurrences: | 9 |
| Element Occurrence Ranks: | |
| Excellent (A) | 1 |
| Good (B) | 3 |
| Fair (C) | 5 |
| Poor (D) | 0 |
| None (X) | 0 |
| Unknown (U) | 0 |
| California Endemic: True | |
| California Counties and Islands: Name (Code) | |
| Fresno (FRE), Madera (MAD), Mariposa (MPA) | |
| Quads: Name (Quad Code) | |
| Ahwahnee (3711936), Auberry (3711914), Cascadel Point (3711924), Mariposa (3711948), O'Neals (3711926) | |
Threat List Data from the CNDDB
| Threat List Total: | 11 | |
| EOs with Threat Listed: | Total EOs | % of EOs |
| 9 | 100 % | |
| Non-native plant impacts | 5 | 55% |
| Road/trail construction/maint. | 4 | 44% |
| Grazing | 4 | 44% |
| Development | 2 | 22% |
| Other | 2 | 22% |
| Erosion/runoff | 1 | 11% |
| Foot traffic/trampling | 1 | 11% |
| Biocides | 1 | 11% |
| Vandalism/dumping/litter | 1 | 11% |
| Wood cutting or brush clearing | 1 | 11% |
| ORV activity | 1 | 11% |
Notes
| Threatened by development, grazing, non-native plants, and vehicles. See Bulletin of the Torrey Botanical Club 29:79 (1902) for original description, Leaflets of Western Botany 2(13):222-225 (1940) for revised nomenclature, Brittonia 27:197-208 (1975) for taxonomic treatment, and Madroño 28(3):188 (1981) for distributional information. |
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Threats: |
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Taxonomy: |
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 January 2025].