CNPS.ORG Inventory of Rare and Endangered Plants - 7th edition interface
v7-18mar 3-19-18
Status: record malacothamnus_aboriginum - Mon, Dec. 6, 2021, 22:47 ET b
Malacothamnus aboriginum
common nameIndian Valley bush-mallow
CalPhotos image
more photos
Beatrice F. Howitt © 1999 California Academy of Sciences  Follow image link for photo data.
life form deciduous shrub
CA Rare Plant Rank
List 1B.2
LIST 1B: Rare, threatened, or endangered in California and elsewhere.
     0.2: Fairly endangered in California
state rank
S3      ranking system key
global rank
G3     G3: 21-80 occurrences or 3,000-10,000 individuals OR 10,000-50,000 acres
Where did the "RED" code go?
CA state listingNone  
federal listingNone  
where found
MAPS - Use v8 link below.

Topographic quads (32):
The Dark Hole (292A) 3512083, Stockdale Mountain (293A) 3512085, Valleton (293B) 3512086, Wunpost (294A) 3512087, Bryson (295D) 3512171, Alcalde Hills (315B) 3612024, Curry Mountain (315C) 3612014, Priest Valley (316B) 3612026, Smith Mountain (316D) 3612015, Tres Pecos Farms (338A) 3612043, Joaquin Rocks (338C) 3612034, Ciervo Mountain (339A) 3612045, San Benito Mountain (339C) 3612036, Santa Rita Peak (339D) 3612035, Hernandez Reservoir (340A) 3612047, Rock Spring Peak (340B) 3612048, Lonoak (340C) 3612038, Hepsedam Peak (340D) 3612037, Topo Valley (341A) 3612141, North Chalone Peak (341B) 3612142, Pinalito Canyon (341D) 3612131, Soledad (342A) 3612143, Llanada (362C) 3612058, Panoche Pass (363A) 3612161, Cherry Peak (363B) 3612162, Bickmore Canyon (363C) 3612152, San Benito (363D) 3612151, Paicines (364A)? 3612163, Gonzales (364C) 3612154, Hollister (385C) 3612174, Tres Pinos (385D) 3612173, Montara Mountain (448C) 3712254
quad data info

Counties, states, regions:
Fresno (FRE), Kings (KNG), Monterey (MNT), San Benito (SBT), Santa Clara (SCL), San Mateo (SMT)
A reminder: Species not recorded for a given area may nonetheless be present, especially where favorable conditions occur.
CNPS habitats•Chaparral (Chprl)
•Cismontane woodland (CmWld)/Rocky, granitic, often in burned areas
blooming period Apr-Oct  
elevation range150 - 1700 meters
Appears in abundance after fires. Threatened by grazing, vehicles, road maintenance. M. densiflorus specimens from SDG Co. have been confused with this species. See Synoptical Flora of North America 1(1):311 (1897) for original description.
full nameMalacothamnus aboriginum (Rob.) Greene
Version 8    INVENTORY VERSION 8 interface for this taxon, including GIS and more links

Additional information:
standard acronym  MAAB2 Element Code  PDMAL0Q020
CalFlora species this taxon    CalFlora genus related taxa
Jepson Online Jepson Interchange  Jepson Manual and other resources
Google search
search Google CNPS website    search Google entire web

Suggested citation: California Native Plant Society (CNPS). 2018. Inventory of Rare and Endangered Plants (online edition, v7-18mar). California Native Plant Society. Sacramento, CA. Accessed on Mon, Dec. 6, 2021 from

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