Species Details
Allium sanbornii var. congdonii
Congdon's onion
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Species Description:
Allium sanbornii var. congdonii, commonly known as Congdon's onion, is a perennial bulbiferous herb in the Alliaceae that is found only in California. It occurs within Chaparral, and Cismontane woodland, growing at elevations from 300 to 1395 meters. Allium sanbornii var. congdonii is ranked 4.3, Plants of Limited Distribution, A Watch List; Not very threatened in California.
Scientific Name: Allium sanbornii A.W. Wood var. congdonii Jeps. |
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Common Name: Congdon's onion |
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Family: | Alliaceae | |
Element Code: | PMLIL02211 | |
USDA Plants Symbol: | ALSAC | |
Synonyms/Other Names: |
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Name Status: |
JEP, FNA, POWO, IPNI, Tropicos |
CA Rare Plant Rank: | 4.3 |
Fed List: | None |
State List: | None |
Global Rank: | G3T3 |
State Rank: |
S3 |
Other Status: | |
CRPR Changes: |
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Add Date: | 1994-01-01 |
Date Edited: | 2024-08-06 |
Lifeform: perennial bulbiferous herb | ||||||||||||||
Blooming Period: Apr-Jul
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Elevation:
300 - 1395 meters 985 - 4575 feet |
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General Habitats:
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Microhabitat Details: Ultramafic barrens or volcanic soils with scattered gray pines. | ||||||||||||||
Microhabitat:
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Threat List Total: | 0 | |
Total EOs | % of EOs | |
EOs with Threat Listed: | 0 | 0 % |
THREAT LIST: |
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Total Occurrences: | 0 | ||||
Element Occurrence Ranks: | |||||
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A | B | C | D | X | U |
0 | 0 | 0 | 0 | 0 | 0 |
Occurrence Status: | |||||
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Historical >20 Years | 0 | ||||
Recent <=20 Years | 0 |
Presence: | |||||
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Presumed Extant | 0 | ||||
Possibly Extirpated | 0 | ||||
Presumed Extirpated | 0 |
California Endemic: | |||||||||||||
California Island: | |||||||||||||
States: Name (Code) California (CA) |
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California Counties and Islands: Name (Code) El Dorado (ELD), Mariposa (MPA), Nevada (NEV), Placer (PLA), Tuolumne (TUO) |
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Quads: Name (Quad Code) Bear Valley (3712051), Colfax (3912018), Coulterville (3712062), Duncan Peak (3912025), Dutch Flat (3912027), Foresthill (3912017), Garden Valley (3812077), Georgetown (3812087), Greek Store (3912015), Groveland (3712072), Moccasin (3712073), Sonora (3712084), Tunnel Hill (3812086), Washington (3912037) |
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Notes:
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Presumed Extant
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