Species Details

Balsamorhiza macrolepis

big-scale balsamroot

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Photo of Balsamorhiza macrolepis
©1998 Dean Wm. Taylor
Photo of Balsamorhiza macrolepis
©2011 Vernon Smith
Photo of Balsamorhiza macrolepis
©1995 Saint Mary's College of California
Lifeform: perennial herb
Blooming Period: Mar-Jun
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Elevation:
45 - 1555 meters
150 - 5100 feet
General Habitats:
  • Chaparral
  • Cismontane woodland
  • Valley and foothill grassland
Microhabitat Details:
Microhabitat:
  • Serpentine (sometimes)
Notes:
Threatened by grazing. Potentially threatened by residential or recreational development. Possibly threatened by energy development and non-native plants. See Annals of the Missouri Botanical Garden 22:132 (1935) for original description.
Threats:
Threatened by grazing. Potentially threatened by residential or recreational development. Possibly threatened by renewable energy development.
Taxonomy:
Threat List Total: 12
Total EOs % of EOs
EOs with Threat Listed: 29 57 %
THREAT LIST:
Development 12 23%
Road/trail construction/maint. 7 13%
Wood cutting or brush clearing 6 11%
Grazing 5 9%
Non-native plant impacts 5 9%
Total Occurrences: 51
Element Occurrence Ranks:
A B C D X U
8 10 2 0 2 29
Occurrence Status:
Historical >20 Years 25
Recent <=20 Years 26
Presence:
Presumed Extant 49
Possibly Extirpated 1
Presumed Extirpated 1
California Endemic:
California Island:
States: Name (Code)
California (CA)
California Counties and Islands: Name (Code)
Alameda (ALA), Amador (AMA), Butte (BUT), Colusa (COL), El Dorado (ELD), Lake (LAK), Mariposa (MPA), Napa (NAP), Placer (PLA), Santa Clara (SCL), Shasta (SHA), Solano (SOL), Sonoma (SON), Tehama (TEH), Tuolumne (TUO)
Quads: Name (Quad Code)
Ackerson Mtn. (3711977), Altamont (3712166)*, Amador City (3812047), Ascension Mtn. (3711978), Bartlett Springs (3912226), Bear Valley (3712051), Brush Creek (3912163), Chico (3912167), Cordelia (3812222), Coulterville (3712062), El Portal (3711967), Gilroy (3712115), Hayward (3712261), Hornitos (3712052), Hough Springs (3912225), Jackson (3812037), Jawbone Ridge (3712071), Jericho Valley (3812274), Knoxville (3812273), Leesville (3912224), Lincoln (3812183), Mariposa (3711948), Mitchell Gulch (4012234), Mt. Sizer (3712125), Palo Cedro (4012252), Pilot Hill (3812171), Riley Ridge (3912286), Roseville (3812173), Rosewood (4012235), San Jose East (3712137), Santa Rosa (3812246), Shippee (3912156), Sonoma (3812234), Sonora (3712084), Standard (3712083), Stumpfield Mtn. (3711947), Wilbur Springs (3912214)
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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