Species Details

Taraxacum ceratophorum

horned dandelion

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Scientific Name:
Taraxacum ceratophorum (Ledeb.) DC.
Common Name:
horned dandelion
Family: Asteraceae
Element Code: PDAST930Y1
USDA Plants Symbol:
Synonyms/Other Names:
CA Rare Plant Rank: 2B.1
Fed List: None
State List: None
Global Rank: G5
State Rank:
S1
Other Status:
CRPR Changes:
changed from 2.1 to 2B.1 on 2004-07-27
Add Date: 2004-01-01
Date Edited: 2022-05-12
Lifeform: annual herb
Blooming Period: Jun-Jul(Aug)
Elevation:
2895 - 3610 meters
9500 - 11845 feet
General Habitat:
  • Alpine boulder and rock field
  • Meadows and seeps
  • Valley and foothill grassland (mesic)
General Micro Habitat:
Micro Habitat:
  • Carbonate (sometimes)
Notes:
Known in CA from the vacinity of the White Mountains. Threatened by trampling, hydrological alteration, and competition. Possibly threatened by hybridization with T. officinale. Not in The Jepson Manual. See MadroƱo 5:247-248 (1940) for alternate nomenclature, and American Journal of Botany 91(5): 656-663 (2004) for information on native range and hybridization.
Threats:
Taxonomy:
Other:
Total Occurrences: 1
Element Occurrence Ranks:
A B C D X U
0 0 0 0 0 1
Occurrence Status:
Historical >20 Years 1
Recent <=20 Years 0
Presence:
Presumed Extant 1
Possibly Extirpated 0
Presumed Extirpated 0
California Endemic:
California Island:
States: Name (Code)
California (CA)
California Counties and Islands: Name (Code)
Mono (MNO)
Quads: Name (Quad Code)
Blanco Mtn. (3711842), Mt. Barcroft (3711852)
Notes:
Definitions of codes following a county and/or quad:
* Presumed extirpated
(?) Occurrence confirmed, but possibly extirpated
Quad and county data is imported from the CNDDB. Species may be present in other areas where conditions are favorable. These data should NOT be substituted for pre-project review or for on-site surveys.

Map

Presumed Extant
Counties   Quads