Image | Scientific name | Distribution |
| Clarkia affinis F.H.Lewis & M.E.Lewis | California |
| Clarkia amoena (Lehm.) A.Nelson & J.F.Macbr. | British Columbia south to the San Francisco Bay Area. |
| Clarkia arcuata (Kellogg) A.Nelson & J.F.Macbr. | California |
| Clarkia australis E.Small | California |
| Clarkia biloba (Durand) A.Nelson & J.F.Macbr. | Sierra Nevada foothills |
| Clarkia borealis E.Small | southern Klamath Range and the southernmost Cascade Range foothills. |
| Clarkia bottae (Spach) F.H.Lewis & M.E.Lewis | southern California |
| Clarkia breweri (A.Gray) Greene | California |
| Clarkia concinna (Fisch. & C.A.Mey.) Greene | California |
| Clarkia cylindrica (Jeps.) F.H.Lewis & M.E.Lewis | southern California Coast Ranges, western Transverse Ranges, and southern Sierra Nevada foothills. |
| Clarkia davyi (Jeps.) F.H.Lewis & M.E.Lewis | California |
| Clarkia delicata (Abrams) A.Nelson & J.F.Macbr. | northern Baja California and adjacent San Diego County, California |
| Clarkia dudleyana (Abrams) J.F.Macbr. | Transverse Ranges and the southern Sierra Nevada foothills. |
| Clarkia epilobioides (Nutt.) A.Nelson & J.F.Macbr. | California, Arizona, and Baja California |
| Clarkia exilis F.H.Lewis & Vasek | western North America. |
| Clarkia franciscana F.H.Lewis & P.H.Raven | San Francisco Bay Area |
| Clarkia gracilis (Piper) A.Nelson & J.F.Macbr. | California, Oregon, and Washington |
| Clarkia heterandra (Torr.) F.H.Lewis & P.H.Raven | California |
| Clarkia imbricata F.H.Lewis & M.E.Lewis | Sonoma County, California |
| Clarkia jolonensis Parn. | Monterey County, California |
| Clarkia lassenensis (Eastw.) F.H.Lewis & M.E.Lewis | California, Oregon, and Nevada |
| Clarkia lewisii P.H.Raven & D.R.Parn. | mountains of Monterey and San Benito Counties |
| Clarkia lingulata F.H.Lewis & M.E.Lewis | Mariposa County, California |
| Clarkia mildrediae (A.Heller) F.H.Lewis & M.E.Lewis | southernmost Cascade Range and northern Sierra Nevada. |
| Clarkia modesta Jeps. | North and Central Coast Ranges and the Sierra Nevada foothills. |
| Clarkia mosquinii E.Small | northern Sierra Nevada foothills at the border between Butte and Plumas Counties. |
| Clarkia prostrata F.H.Lewis & M.E.Lewis | San Luis Obispo County, California |
| Clarkia pulchella Pursh | Pacific Northwest mainly east of the Cascade Range in Washington, Oregon, Idaho, the southern margin of British Columbia |
| Clarkia purpurea (Curtis) A.Nelson & J.F.Macbr. | Baja California; California; Arizona; Oregon; Washington; and British Columbia. |
| Clarkia rhomboidea Douglas | western North America |
| Clarkia rostrata W.S.Davis | the California oak woodlands of the Sierra Nevada foothills around the Merced River in Mariposa County. |
| Clarkia rubicunda (Lindl.) F.H.Lewis & M.E.Lewis | Central Coast California |
| Clarkia similis F.H.Lewis & W.R.Ernst | California |
| Clarkia speciosa F.H.Lewis & M.E.Lewis | California Central Coast and mountains and from the Sierra Nevada foothills. |
| Clarkia springvillensis Vasek | Tulare County, California |
| Clarkia stellata Mosquin | Lake Almanor |
| Clarkia tembloriensis Vasek | San Joaquin Valley, and into the adjacent Inner South California Coast Ranges |
| Clarkia tenella (Cav.) F.H.Lewis & M.E.Lewis | Chile and Argentina |
| Clarkia unguiculata Lindl. | California |
| Clarkia virgata Greene | Sierra Nevada. |
| Clarkia williamsonii (Durand & Hilg.) F.H.Lewis & M.E.Lewis | northern and central Sierra Nevada foothills. |
| Clarkia xantiana A.Gray | southern Sierra Nevada and its foothills and the adjacent Transverse Ranges. |