Species Details
Taraxacum californicum
California dandelion
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Species Description:
Taraxacum californicum, commonly known as California dandelion, is a perennial herb in the Asteraceae that is found only in California. It occurs within Meadows and seeps, growing at elevations from 1620 to 2800 meters. Taraxacum californicum is ranked 1B.1, Plants Rare, Threatened or Endangered in California and Elsewhere; Seriously threatened in California.
Scientific Name: Taraxacum californicum Munz & Jtn. |
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Common Name: California dandelion |
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Family: | Asteraceae | |
Element Code: | PDAST93050 | |
USDA Plants Symbol: | TACA5 | |
Synonyms/Other Names: |
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Name Status: |
JEP, FNA, POWO, IPNI, Tropicos |
CA Rare Plant Rank: | 1B.1 |
Fed List: | FE (1998-09-14) |
State List: | None |
Global Rank: | G1 |
State Rank: |
S1 |
Other Status: | SB_CalBG/RSABG |
CRPR Changes: |
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Add Date: | 1974-01-01 |
Date Edited: | 2024-03-06 |
Lifeform: perennial herb | ||||||||||||||
Blooming Period: May-Aug
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Elevation:
1620 - 2800 meters 5315 - 9185 feet |
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General Habitats:
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Microhabitat Details: | ||||||||||||||
Microhabitat:
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Notes: Known only from San Bernardino Mtns. Seriously threatened by development, grazing and trampling, hydrological alterations, mining, vehicles, recreation, and hybridization with non-native T. officinale. See Bulletin of the Torrey Botanical Club 52:227-228 (1925) for original description, and Madroño 45(4):283-289 (1998) for information on genotypic diversity. |
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Threats: |
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Taxonomy: |
Threat List Total: | 15 | |
Total EOs | % of EOs | |
EOs with Threat Listed: | 37 | 82 % |
THREAT LIST: | ||
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Hybridization | 32 | 71% |
Non-native plant impacts | 32 | 71% |
Recreational use (non-ORV) | 24 | 53% |
Altered flood/tidal/hydrologic regime | 23 | 51% |
Insufficient population/stand size | 17 | 37% |
Foot traffic/trampling | 13 | 28% |
Road/trail construction/maint. | 13 | 28% |
ORV activity | 11 | 24% |
Other | 10 | 22% |
Development | 10 | 22% |
Wood cutting or brush clearing | 10 | 22% |
Non-native animal impacts | 7 | 15% |
Vandalism/dumping/litter | 6 | 13% |
Grazing | 6 | 13% |
Mining | 1 | 2% |
Total Occurrences: | 45 | ||||
Element Occurrence Ranks: | |||||
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A | B | C | D | X | U |
0 | 12 | 13 | 1 | 5 | 14 |
Occurrence Status: | |||||
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Historical >20 Years | 26 | ||||
Recent <=20 Years | 19 |
Presence: | |||||
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Presumed Extant | 40 | ||||
Possibly Extirpated | 1 | ||||
Presumed Extirpated | 4 |
California Endemic: | |||||||||||||
California Island: | |||||||||||||
States: Name (Code) California (CA) |
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California Counties and Islands: Name (Code) San Bernardino (SBD) |
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Quads: Name (Quad Code) Big Bear City (3411637), Big Bear Lake (3411628), Fawnskin (3411638), Moonridge (3411627), Onyx Peak (3411626), San Gorgonio Mtn. (3411617) |
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Notes:
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Presumed Extant
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