Species Details

Ivesia sericoleuca

Plumas ivesia

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Photo of Ivesia sericoleuca
© 2003 Steve Matson
Photo of Ivesia sericoleuca
© 2003 Steve Matson
Photo of Ivesia sericoleuca
© 2003 Steve Matson
Scientific Name:
Ivesia sericoleuca (Rydb.) Rydb.
Common Name:
Plumas ivesia
Family: Rosaceae
Element Code: PDROS0X0K0
USDA Plants Symbol: IVSE
Synonyms/Other Names:
Lifeform: perennial herb
Blooming Period: May-Oct
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Elevation:
1310 - 2200 meters
4300 - 7220 feet
General Habitats:
  • Great Basin scrub
  • Lower montane coniferous forest
  • Meadows and seeps
  • Vernal pools
Microhabitat Details:
Microhabitat:
  • Volcanic (usually)
  • Vernally Mesic
Notes:
Threatened by development, grazing, and vehicles. Potentially threatened by recreational activities, timber harvest, fire suppression, road construction and maintenance, hydrological alterations, and erosion. Interim management guide prepared by the USFS in 1992.
Threats:
Taxonomy:
Threat List Total: 17
Total EOs % of EOs
EOs with Threat Listed: 59 74 %
THREAT LIST:
Grazing 40 50%
Road/trail construction/maint. 22 27%
ORV activity 20 25%
Recreational use (non-ORV) 9 11%
Development 9 11%
Total Occurrences: 80
Element Occurrence Ranks:
A B C D X U
9 30 11 2 1 27
Occurrence Status:
Historical >20 Years 50
Recent <=20 Years 30
Presence:
Presumed Extant 79
Possibly Extirpated 0
Presumed Extirpated 1
California Endemic:
California Island:
States: Name (Code)
California (CA)
California Counties and Islands: Name (Code)
Lassen (LAS), Nevada (NEV), Placer (PLA), Plumas (PLU), Sierra (SIE)
Quads: Name (Quad Code)
Blairsden (3912075), Boca (3912041), Calpine (3912064), Crocker Mtn. (3912084), Dog Valley (3912051), Ferris Creek (4012013), Grizzly Valley (3912085), Hobart Mills (3912042), Independence Lake (3912043), Janesville (4012035), Martis Peak (3912031), McKesick Peak (4012012), Portola (3912074), Reconnaissance Peak (3912073), Sardine Peak (3912052), Sattley (3912054), Sierraville (3912053), Squaw Valley Peak (4012014), Truckee (3912032)
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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