Verbena californica, the California vervain or Red Hills vervain, a plant species endemic to California
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Vitis californica, the California wild grape, a wild grape species native to most of California and southwestern Oregon
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Vauquelinia californica, the Arizona rosewood, a plant species found in the southwestern portion of the USA, in Baja California and Baja California Sur
Vitis californica | Verbena californica | Vauquelinia californica | '''Torreya californica''', with young shoots,
PAN Botanical Garden, Warsaw | Rosa californica | Rhynchospora californica | Rhamnus californica | Rafinesquia californica | Phryganidia californica | Orobanche californica | Orcuttia californica | Oenothera californica | Notholaena californica | Neokochia californica | Lasthenia californica | Kallstroemia californica | Justicia californica | Juniperus californica | Juglans californica | Gutierrezia californica | Festuca californica | Eschscholzia californica | Ephedra californica | Encelia californica | Cerithidea californica |
Encelia californica, the California brittlebush, a flowering plant species native to southern California and Baja California
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Eschscholzia californica, the California poppy, a plant species native to the western United States and in Mexico
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Ephedra californica, the California jointfir, California ephedra, desert tea or cañatillo, a plant species native to southern California, Arizona and Baja California
Festuca californica, the California fescue, a grass species native to California and Oregon
Gutierrezia californica, the San Joaquin snakeweed and California matchweed, a flowering plant species native to California and Baja California
Juglans californica, the California black walnut, California walnut or the Southern California black walnut, a large shrub or small tree species endemic to California
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Juniperus californica, the California juniper, a tree species mainly found in California
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Justicia californica, the chuparosa, hummingbird bush or beloperone, a flowering shrub species species native to the deserts of southern California, Arizona and northern Mexico
Kallstroemia californica,the California caltrop, a flowering plant species native to the deserts of the southwestern United States and Mexico
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Neokochia californica, the rusty molly, a flowering plant species native to the valleys and deserts of southeastern California
Lasthenia californica, the California goldfield, a flowering plant species native to California and Oregon
Notholaena californica, the California cloak fern, a plant species native to southern California, Arizona, and adjacent northwestern Mexico
Orobanche californica, the California broomrape, a plant species native to western North America
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Oenothera californica, the California evening primrose, a flowering plant species native to parts of the southwestern United States and Baja California
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Orcuttia californica, the California Orcutt grass, a rare grass species native to southern California and northern Baja California
Rosa californica, the California wild rose, a plant species native to California and Oregon
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Rhynchospora californica, the California beaked-rush or California beaksedge, a plant species endemic to California
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Rhamnus californica, the California buckthorn or coffeeberry, a plant species native to California and southwestern Oregon
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Rafinesquia californica, the California chicory or California plumeseed, a flowering plant species native to most of the southwestern United States as far north as Oregon and to Baja California in Mexico