Tunitas is a place near San Francisco on the Ocean Shore Road. The tunita is a beach plant sometimes called the “beach apple.” Tuna is the Spanish name for the common cactus known as “prickly pear.”

Tuolumne. See page [315].

Tustín (a surname), a place in Orange County, near Santa Ana. Fernando Tustín was one of the early settlers, and came to California in 1845.

Ukiah. See page [262].

Usal, in Mendocino County. This is an Indian word, derived from yosal, or yusal, the name of a tribe of Pomos, living on the coast from Usal northward.

Las Uvas (the grapes). See page [163].

Vacaville. See page [289].

Valencia Peak, near San Luís Obispo. Valencia is a surname.

Valle (valley).