Species Details

Malacothamnus palmeri

Santa Lucia bushmallow

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Photo of Malacothamnus palmeri
© 2017 Keir Morse
Photo of Malacothamnus palmeri
© 2017 Keir Morse
Photo of Malacothamnus palmeri
© 2017 Keir Morse
CA Rare Plant Rank: 1B.2
Fed List: None
State List: None
Global Rank: G3T2Q
State Rank:
S2
Other Status: SB_CalBG/RSABG; SB_SBBG; USFS_S
CRPR Changes:
Add Date: 1974-01-01
Date Edited: 2024-06-04
Lifeform: perennial deciduous shrub
Blooming Period: May-Jul
JFMAMJJASOND
Elevation:
60 - 360 meters
195 - 1180 feet
General Habitats:
  • Chaparral (rocky)
Microhabitat Details:
Microhabitat:
Notes:
 See Proceedings of the American Academy of Arts and Sciences 12:250 (1877) for original description and Leaflets of Botanical Observation and Criticism 1(15): 208 (1906) for taxonomic treatment.
Threats:
Threatened by alteration of fire regimes.
Taxonomy:
A synonym of M. palmeri in TJM (1993). 
Threat List Total: 5
Total EOs % of EOs
EOs with Threat Listed: 3 30 %
THREAT LIST:
Erosion/runoff 2 20%
Road/trail construction/maint. 2 20%
Development 1 10%
Groundwater pumping 1 10%
Non-native plant impacts 1 10%
Total Occurrences: 10
Element Occurrence Ranks:
A B C D X U
0 2 1 0 0 7
Occurrence Status:
Historical >20 Years 9
Recent <=20 Years 1
Presence:
Presumed Extant 10
Possibly Extirpated 0
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)
Atascadero (3512046), Cambria (3512151), Cypress Mountain (3512058), Morro Bay North (3512047), Pebblestone Shut-in (3512161), Pico Creek (3512152)
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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