Species Details

Eriophyllum nubigenum

Yosemite woolly sunflower

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Scientific Name:
Eriophyllum nubigenum Greene
Common Name:
Yosemite woolly sunflower
Family: Asteraceae
Element Code: PDAST3N0A0
USDA Plants Symbol: ERNU6
Synonyms/Other Names:
Lifeform: annual herb
Blooming Period: May-Aug
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Elevation:
1525 - 2750 meters
5005 - 9025 feet
General Habitats:
  • Chaparral
  • Lower montane coniferous forest
  • Upper montane coniferous forest
Microhabitat Details:
Microhabitat:
  • Granitic
  • Gravelly
Notes:
Known from fewer than twenty occurrences. Threatened by foot traffic, non-native plants and recreational activities. See MadroƱo 29(2):123 (1982) for information on rediscovery.
Threats:
Taxonomy:
Threat List Total: 4
Total EOs % of EOs
EOs with Threat Listed: 5 36 %
THREAT LIST:
Foot traffic/trampling 5 35%
Non-native plant impacts 3 21%
Other 2 14%
Recreational use (non-ORV) 1 7%
Total Occurrences: 14
Element Occurrence Ranks:
A B C D X U
3 4 0 0 0 7
Occurrence Status:
Historical >20 Years 14
Recent <=20 Years 0
Presence:
Presumed Extant 14
Possibly Extirpated 0
Presumed Extirpated 0
California Endemic:
California Island:
States: Name (Code)
California (CA)
California Counties and Islands: Name (Code)
Madera (MAD), Mariposa (MPA), Tuolumne (TUO)
Quads: Name (Quad Code)
Ascension Mtn. (3711978), Half Dome (3711965), Mariposa Grove (3711955), Merced Peak (3711964)
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.
Presumed Extant
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