Taxon Details
Atriplex depressa
brittlescale
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© 2009 Zoya Akulova |
© 2003 George W. Hartwell |
Taxon Summary:
Atriplex depressa, commonly known as brittlescale, is a annual herb in the Chenopodiaceae that is found only in California. It occurs within Chenopod scrub, Meadows and seeps, Playas, Valley and foothill grassland, and Vernal pools, growing at elevations from 1 to 320 meters. Atriplex depressa is ranked 1B.2, Plants Rare, Threatened or Endangered in California and Elsewhere; Moderately threatened in California.|
Scientific Name: Atriplex depressa Jeps. |
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Common Name: brittlescale |
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| Family: | Chenopodiaceae | |
| Element Code: | PDCHE042L0 | |
| USDA Plants Symbol: | ATDE3 | |
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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: | 1B.2 |
| Fed List: | None |
| State List: | None |
| Global Rank: | G2 |
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State Rank: |
S2 |
| Other Status: | |
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CRPR Changes: |
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| Add Date: | 1994-01-01 |
| Date Edited: | 2021-08-25 |
| Lifeform: annual herb | ||||||||||||||
Blooming Period: Apr-Oct
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Elevation:
1 - 320 meters 5 - 1050 feet |
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General Habitats:
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| Microhabitat Details: | ||||||||||||||
Microhabitat:
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| Threat List Total: | 12 | |
| Total EOs | % of EOs | |
| EOs with Threat Listed: | 24 | 40 % |
| THREAT LIST: | ||
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| Grazing | 11 | 18% |
| Development | 9 | 15% |
| Agriculture | 8 | 13% |
| Non-native plant impacts | 6 | 10% |
| Disking | 2 | 3% |
| Foot traffic/trampling | 2 | 3% |
| Mining | 1 | 1% |
| Altered flood/tidal/hydrologic regime | 1 | 1% |
| Biocides | 1 | 1% |
| Dam/Inundation | 1 | 1% |
| Other | 1 | 1% |
| Recreational use (non-ORV) | 1 | 1% |
| Total Occurrences: | 60 | ||||
| Element Occurrence Ranks: | |||||
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| A | B | C | D | X | U |
| 5 | 18 | 5 | 1 | 1 | 30 |
| Occurrence Status: | |||||
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| Historical >20 Years | 48 | ||||
| Recent <=20 Years | 12 | ||||
| Presence: | |||||
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| Presumed Extant | 59 | ||||
| Possibly Extirpated | 0 | ||||
| Presumed Extirpated | 1 | ||||
| California Endemic: | |||||||||||||
| California Island: | |||||||||||||
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States: Name (Code) California (CA) |
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California Counties and Islands: Name (Code) Alameda (ALA), Colusa (COL), Contra Costa (CCA), Fresno (FRE), Glenn (GLE), Kings (KNG), Merced (MER), Solano (SOL), Tulare (TUL), Yolo (YOL) |
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Quads: Name (Quad Code) Allensworth (3511974), Altamont (3712166), Antioch South (3712187), Arbuckle (3912211), Byron Hot Springs (3712176), Colusa (3912221), Davis (3812156), Denverton (3812128), Dozier (3812137), Elmira (3812138), Grays Bend (3812166), Guijarral Hills (3612022), Helm (3612051), Jamesan (3612062), Laton (3611946)*, Livermore (3712167), Logandale (3912242), Manor Slough (3912223), Milpitas (3712148), Monson (3611943), Moulton Weir (3912231), Sausalito School (3511982), Sites (3912233), Stevinson (3712037), Stonyford (3912245), Tranquillity (3612063), Traver (3611944)*, Visalia (3611933), Willows (3912252)* |
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Notes:
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Presumed Extant
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