Taxon Details
Pholistoma auritum var. arizonicum
Arizona pholistoma
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Taxon Summary:
Pholistoma auritum var. arizonicum, commonly known as Arizona pholistoma, is a annual herb in the Hydrophyllaceae that is found in California and elsewhere. It occurs within Mojavean desert scrub, growing at elevations from 275 to 835 meters. Pholistoma auritum var. arizonicum is ranked 2B.3, Plants Rare, Threatened, or Endangered in California, But More Common Elsewhere; Not very threatened in California.|
Scientific Name: Pholistoma auritum (Lindl.) Lilja var. arizonicum (Jones) Const. |
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Common Name: Arizona pholistoma |
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| Family: | Hydrophyllaceae | |
| Element Code: | PDHYD0D011 | |
| USDA Plants Symbol: | PHAUA | |
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Synonyms/Other Names: |
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| Name Status: |
JEF, FNA, POWO, IPNI, Tropicos |
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| CA Rare Plant Rank: | 2B.3 |
| Fed List: | None |
| State List: | None |
| Global Rank: | G5T4? |
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State Rank: |
S3 |
| Other Status: | SB_CalBG/RSABG; SB_USDA |
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CRPR Changes: |
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| Add Date: | 1984-01-01 |
| Date Edited: | 2021-05-26 |
| Lifeform: annual herb | ||||||||||||||
Blooming Period: Mar
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Elevation:
275 - 835 meters 900 - 2740 feet |
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General Habitats:
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| Microhabitat Details: | ||||||||||||||
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Microhabitat:
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| Threat List Total: | 4 | |
| Total EOs | % of EOs | |
| EOs with Threat Listed: | 4 | 17 % |
| THREAT LIST: | ||
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| Foot traffic/trampling | 3 | 13% |
| ORV activity | 3 | 13% |
| Vandalism/dumping/litter | 2 | 8% |
| Other | 1 | 4% |
| Total Occurrences: | 23 | ||||
| Element Occurrence Ranks: | |||||
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| A | B | C | D | X | U |
| 4 | 2 | 0 | 0 | 0 | 17 |
| Occurrence Status: | |||||
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| Historical >20 Years | 6 | ||||
| Recent <=20 Years | 17 | ||||
| Presence: | |||||
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| Presumed Extant | 23 | ||||
| Possibly Extirpated | 0 | ||||
| Presumed Extirpated | 0 | ||||
| California Endemic: | |||||||||||||
| California Island: | |||||||||||||
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States: Name (Code) Arizona (AZ), Baja California (BA), California (CA), Sonora, Mexico (SO) |
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California Counties and Islands: Name (Code) Imperial (IMP), San Bernardino (SBD), San Diego (SDG) |
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Quads: Name (Quad Code) Chemehuevi Peak (3411455), Earthquake Valley (3311614), In-ko-pah Gorge (3211661), Jacumba (3211662), Mohawk Spring (3411447), Monument Peak (3211684), Mt. Manchester (3511416), Whale Peak (3311613), Whipple Mts. SW (3411434), Whipple Wash (3411433) |
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Notes:
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Presumed Extant
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