Species Details

Centromadia parryi ssp. parryi

pappose tarplant

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Scientific Name:
Centromadia parryi (Greene) Greene ssp. parryi
Common Name:
pappose tarplant
Family: Asteraceae
Element Code: PDAST4R0P2
USDA Plants Symbol: CEPAP4
Synonyms/Other Names:
CA Rare Plant Rank: 1B.2
Fed List: None
State List: None
Global Rank: G3T2
State Rank:
Other Status: BLM_S
CRPR Changes:
added to 1B on 2004-07-27
Add Date: 2004-01-01
Date Edited: 2021-10-04
Lifeform: annual herb
Blooming Period: May-Nov
0 - 420 meters
0 - 1380 feet
General Habitat:
  • Chaparral
  • Coastal prairie
  • Meadows and seeps
  • Marshes and swamps (coastal salt)
  • Valley and foothill grassland (vernally mesic)
General Micro Habitat:
Micro Habitat:
  • Alkaline (often)
Threatened by agriculture, competition, development, grazing, foot traffic, habitat disturbance, and road maintenance. A synonym of Hemizonia parryi ssp. parryi in TJM (1993). See Bulletin of the Torrey Botanical Club 9:16 (1882) for original description and Novon 9:466 (1999) for taxonomic treatment.
Total Occurrences: 39
Element Occurrence Ranks:
1 6 2 4 1 25
Occurrence Status:
Historical >20 Years 16
Recent <=20 Years 23
Presumed Extant 38
Possibly Extirpated 0
Presumed Extirpated 1
California Endemic:
California Island:
States: Name (Code)
California (CA)
California Counties and Islands: Name (Code)
Butte (BUT), Colusa (COL), Glenn (GLE), Lake (LAK), Napa (NAP), San Mateo (SMT), Solano (SOL), Sonoma (SON), Yolo (YOL)
Quads: Name (Quad Code)
Aetna Springs (3812264), Birds Landing (3812127), Calistoga (3812255), Clarksburg (3812145), Cordelia (3812222), Cotati (3812236), Courtland (3812135), Davis (3812156), Denverton (3812128), Elmira (3812138), Fairfield North (3812231), Fairfield South (3812221), Fouts Springs (3912236), Glascock Mtn. (3812283), Healdsburg (3812257), Mark West Springs (3812256), Montara Mountain (3712254), Pennington (3912137), Salt Canyon (3912213), San Francisco South (3712264), Sears Point (3812224), Stonyford (3912245), Wilbur Springs (3912214), Wilson Valley (3812284)
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.


Presumed Extant
Counties   Quads