CNPS.ORG Inventory of Rare and Endangered Plants - 7th edition interface
v7-18mar 3-19-18
Status: record malacothamnus_hallii - Wed, Dec. 1, 2021, 10:05 ET b
Malacothamnus hallii
common nameHall's bush-mallow
CalPhotos image
more photos
© 1994 Dean Wm. Taylor  Follow image link for photo data.
life form evergreen 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
S2      ranking system key
global rank
G2     G2: 6-20 occurrences OR 1,000-3,000 individuals OR 2,000-10,000 acres
Where did the "RED" code go?
CA state listingNone  
federal listingNone  
where found
MAPS - Use v8 link below.

Topographic quads (17):
Los Banos Valley (384A) 3612181, Pacheco Pass (404C) 3712112, Mississippi Creek (405B) 3712124, Pacheco Peak (405D) 3712113, Morgan Hill (406B) 3712126, Mount Madonna (406C) 3712116, Santa Teresa Hills (407A) 3712127, Calaveras Reservoir (427A) 3712147, Milpitas (427B) 3712148, San Jose West (427C) 3712138, San Jose East (427D) 3712137, Lone Tree Creek (444C) 3712154, Solyo (444D) 3712153, Montara Mountain (448C) 3712254, Antioch South (464A) 3712187, Clayton (464B) 3712188, Diablo (464C) 3712178
quad data info

Counties, states, regions:
Contra Costa (CCA), Merced (MER), Santa Clara (SCL), San Mateo (SMT), Stanislaus (STA)
A reminder: Species not recorded for a given area may nonetheless be present, especially where favorable conditions occur.
CNPS habitats•Chaparral (Chprl)
•Coastal scrub (CoScr)
blooming period (Apr),May-Sep(Oct),   Months in parentheses are uncommon.
elevation range10 - 760 meters
Threatened by development. Possibly threatened by non-native plants, and road maintenance. A synonym of M. fasciculatus in TJM (1993).
full nameMalacothamnus hallii (Eastw.) Kearn.
Version 8    INVENTORY VERSION 8 interface for this taxon, including GIS and more links

Additional information:
standard acronym  MAHA2 Element Code  PDMAL0Q0F0
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 Wed, Dec. 1, 2021 from

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