Species Details

Malacothamnus aboriginum

Indian Valley bush-mallow

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Photo by © 2009 Keir Morse  max-height:128px; max-width:145px;
© 2009 Keir Morse
Photo by © 2011 Chris Winchell  max-height:128px; max-width:145px;
© 2011 Chris Winchell
Photo by © 2017 Keir Morse  max-height:128px; max-width:145px;
© 2017 Keir Morse
Scientific Name:
Malacothamnus aboriginum (Rob.) Greene
Common Name:
Indian Valley bush-mallow
Family: Malvaceae
Element Code: PDMAL0Q020
USDA Plants Symbol: MAAB2
Synonyms/Other Names:
Lifeform: perennial deciduous shrub
Blooming Period: Apr-Oct
Elevation:
150 - 1700 meters
490 - 5580 feet
General Habitat:
  • Chaparral
  • Cismontane woodland
General Micro Habitat: Rocky, granitic, often in burned areas
Micro Habitat:
Notes:
Appears in abundance after fires. Threatened by grazing, vehicles, road maintenance. M. enigmaticus specimens from SDG Co. have been confused with this species. See Synoptical Flora of North America 1(1):311 (1897) for original description.
Threats:
Taxonomy:
Other:
References:
Total Occurrences: 63
Element Occurrence Ranks:
A B C D X U
0 2 2 3 0 56
Occurrence Status:
Historical >20 Years 31
Recent <=20 Years 32
Presence:
Presumed Extant 63
Possibly Extirpated 0
Presumed Extirpated 0
California Endemic:
California Island:
States: Name (Code)
California (CA)
California Counties and Islands: Name (Code)
Fresno (FRE), Kings (KNG), Monterey (MNT), San Benito (SBT)
Quads: Name (Quad Code)
Alcalde Hills (3612024), Bickmore Canyon (3612152), Cherry Peak (3612162), Ciervo Mtn. (3612045), Curry Mountain (3612014), Garza Peak (3512082), Gonzales (3612154), Hepsedam Peak (3612037), Hernandez Reservoir (3612047), Hollister (3612174), Idria (3612046), Joaquin Rocks (3612034), Llanada (3612058), Lonoak (3612038), North Chalone Peak (3612142), Paicines (3612163)?, Panoche Pass (3612161), Pinalito Canyon (3612131), Rock Spring Peak (3612048), San Benito (3612151), San Benito Mtn. (3612036), Santa Rita Peak (3612035), Smith Mountain (3612015), Soledad (3612143), Stockdale Mountain (3512085), The Dark Hole (3512083), Topo Valley (3612141), Tres Pecos Farms (3612043), Tres Pinos (3612173), Valleton (3512086)
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.

Map

Presumed Extant
Counties   Quads