Species Details

Eriodictyon altissimum

Indian Knob mountainbalm

  Download Report   Calflora    eFlora    CCH    CalPhotos  
No Photo Available
Scientific Name:
Eriodictyon altissimum Wells
Common Name:
Indian Knob mountainbalm
Family: Namaceae
Element Code: PDHYD04010
USDA Plants Symbol: ERAL12
Synonyms/Other Names:
CA Rare Plant Rank: 1B.1
Fed List: FE (1994-12-15)
State List: CE (1979-07-01)
Global Rank: G1
State Rank:
S1
Other Status: SB_CalBG/RSABG; SB_USDA
CRPR Changes:
Add Date: 1974-01-01
Date Edited: 2024-06-04
Lifeform: perennial evergreen shrub
Blooming Period: Mar-Jun
JFMAMJJASOND
Elevation:
80 - 270 meters
260 - 885 feet
General Habitats:
  • Chaparral (maritime)
  • Cismontane woodland
  • Coastal scrub
Microhabitat Details:
Microhabitat:
  • Sandstone
Notes:
Known only from the Irish Hills and Indian Knob. Threatened by urbanization, energy development, and vehicles. Possibly threatened by alteration of fire regimes and non-native plants. See MadroƱo 16(6):184-186 (1962) for original description.
Threats:
Taxonomy:
Threat List Total: 8
Total EOs % of EOs
EOs with Threat Listed: 5 83 %
THREAT LIST:
Other 2 33%
Recreational use (non-ORV) 2 33%
Road/trail construction/maint. 1 16%
Wood cutting or brush clearing 1 16%
Development 1 16%
Total Occurrences: 6
Element Occurrence Ranks:
A B C D X U
1 1 2 0 1 1
Occurrence Status:
Historical >20 Years 1
Recent <=20 Years 5
Presence:
Presumed Extant 5
Possibly Extirpated 1
Presumed Extirpated 0
California Endemic:
California Island:
States: Name (Code)
California (CA)
California Counties and Islands: Name (Code)
San Luis Obispo (SLO)
Quads: Name (Quad Code)
Morro Bay South (3512037), Pismo Beach (3512026)
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
Click on quad for name. Hold Shift Key to use mouse scroll wheel