''Malacothamnus marrubioides'' is a species of flowering plant in the mallow family known by the common name Santa Clarita bushmallow. It is currently only known from

Los Angeles Los Angeles, often referred to by its initials L.A., is the List of municipalities in California, most populous city in the U.S. state of California, and the commercial, Financial District, Los Angeles, financial, and Culture of Los Angeles, ...

and Ventura counties in

California California () is a U.S. state, state in the Western United States that lies on the West Coast of the United States, Pacific Coast. It borders Oregon to the north, Nevada and Arizona to the east, and shares Mexico–United States border, an ...

, though its purported type locality suggests it may have occurred further north under or near what is now

Millerton Lake Millerton Lake is an artificial lake near the town of Friant, about north of downtown Fresno, California, United States. The reservoir was created by the construction of 319 ft (97 m) high Friant Dam on the San Joaquin River which, with ...

.Morse, K. 2023
Malacothamnus Volume 3: A Revised Treatment of the Genus Malacothamnus (Malvaceae) Based on Morphological and Phylogenetic Evidence.
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References

External links

Identification guide to ''Malacothamnus'' with maps and photosCalflora Profile: ''Malacothamnus marrubioides''Calphotos image gallery for ''Malacothamnus marrubioides''
Flora of California marrubioides Endemic flora of California Natural history of the California chaparral and woodlands Natural history of Los Angeles County, California Natural history of Ventura County, California {{Malveae-stub