''Diplacus brandegeei'', also known as the Santa Cruz Island monkeyflower, is a

species A species () is often defined as the largest group of organisms in which any two individuals of the appropriate sexes or mating types can produce fertile offspring, typically by sexual reproduction. It is the basic unit of Taxonomy (biology), ...

of flowering plant. This rare flower survives on

Guadalupe Island Guadalupe Island () is a volcanic island located off the western coast of Mexico's Baja California peninsula and about southwest of the city of Ensenada in the state of Baja California, in the Pacific Ocean. The various volcanoes are extinc ...

in Mexico, but is believed to be extirpated on

Santa Cruz Island Santa Cruz Island (Spanish language, Spanish: ''Isla Santa Cruz'', Chumashan languages, Chumash: ''Limuw'') is located off the southwestern coast of Ventura, California, United States. It is the largest island in California and largest of the ei ...

in the United States, possibly because of livestock grazing. This plant has U.S. federal or California state protected status.

References

brandegeei Natural history of the Channel Islands of California Flora of Northern America {{Lamiales-stub