| Clarkia affinis H. F. Lewis & M. R. Lewis |
Accepted |
26 |
| Clarkia amoena (Lehm.) A. Nelson & J. F. Macbr. |
Accepted |
7 |
| Clarkia amoena subsp. caurina (Abrams) H. F. Lewis & M. R. Lewis |
Accepted |
7 |
| Clarkia amoena subsp. huntiana (Jeps.) H. F. Lewis & M. R. Lewis |
Accepted |
7 |
| Clarkia amoena subsp. lindleyi (Douglas) H. F. Lewis & M. R. Lewis |
Accepted |
7 |
| Clarkia amoena subsp. whitneyi (A. Gray) H. F. Lewis & M. R. Lewis |
Accepted |
7 |
| Clarkia arcuata (Kellogg) A. Nelson & J. F. Macbr. |
Accepted |
7 |
| Clarkia australis E. Small |
Accepted |
5 |
| Clarkia biloba (Durand) A. Nelson & J. F. Macbr. |
Accepted |
8 |
| Clarkia bottae (Spach) H. F. Lewis & M. R. Lewis |
Accepted |
9 |
| Clarkia breweri (A. Gray) Greene |
Accepted |
7 |
| Clarkia concinna (Fisch. & C. A. Mey.) Greene |
Accepted |
7 |
| Clarkia cylindrica (Jeps.) H. F. Lewis & M. R. Lewis |
Accepted |
9 |
| Clarkia davyi (Jeps.) H. F. Lewis & M. R. Lewis |
Accepted |
17 |
| Clarkia delicata (Abrams) A. Nelson & J. F. Macbr. |
Accepted |
18 |
| Clarkia dudleyana (Abrams) J. F. Macbr. |
Accepted |
9 |
| Clarkia epilobioides (Nutt.) A. Nelson & J. F. Macbr. |
Accepted |
9 |
| Clarkia exilis H. F. Lewis & Vasek |
Accepted |
9 |
| Clarkia franciscana H. F. Lewis & P. H. Raven |
Accepted |
7 |
| Clarkia gracilis subsp. albicaulis (Jeps.) H. F. Lewis & M. R. Lewis |
Accepted |
14 |
| Clarkia imbricata H. F. Lewis & M. R. Lewis |
Accepted |
8 |
| Clarkia lassenensis (Eastw.) H. F. Lewis & M. R. Lewis |
Accepted |
7 |
| Clarkia lingulata H. F. Lewis & M. R. Lewis |
Accepted |
9 |
| Clarkia mildrediae (A. Heller) H. F. Lewis & M. R. Lewis |
Accepted |
7 |
| Clarkia modesta Jeps. |
Accepted |
8 |
| Clarkia mosquinii E. Small |
Accepted |
6 |
| Clarkia prostrata H. F. Lewis & M. R. Lewis |
Accepted |
26 |
| Clarkia pulchella Pursh |
Accepted |
12 |
| Clarkia purpurea (Curtis) A. Nelson & J. F. Macbr. |
Accepted |
26 |
| Clarkia rhomboidea Douglas ex Hook. |
Accepted |
12 |
| Clarkia rubicunda (Lindl.) H. F. Lewis & M. R. Lewis |
Accepted |
7 |
| Clarkia similis H. F. Lewis & W. R. Ernst |
Accepted |
17 |
| Clarkia speciosa H. F. Lewis & M. R. Lewis |
Accepted |
9 |
| Clarkia stellata Mosquin |
Accepted |
7 |
| Clarkia tenella (Cav.) H. F. Lewis & M. R. Lewis |
Accepted |
17 |
| Clarkia unguiculata Lindl. |
Accepted |
9 |
| Clarkia virgata Greene |
Accepted |
5 |
| Clarkia xantiana A. Gray |
Accepted |
9 |
| Clarkia amoena subsp. amoena |
Synonym of Clarkia amoena (Lehm.) A. Nelson & J. F. Macbr. |
7 |
| Godetia amoena (Lehm.) G. Don |
Synonym of Clarkia amoena (Lehm.) A. Nelson & J. F. Macbr. |
7 |
| Godetia hispidula (S. Watson) S. Watson |
Synonym of Clarkia arcuata (Kellogg) A. Nelson & J. F. Macbr. |
7 |
| Godetia biloba (Durand) S. Watson |
Synonym of Clarkia biloba (Durand) A. Nelson & J. F. Macbr. |
8 |
| Clarkia deflexa (Jeps.) H. F. Lewis & M. R. Lewis |
Synonym of Clarkia bottae (Spach) H. F. Lewis & M. R. Lewis |
9 |
| Godetia bottae Spach |
Synonym of Clarkia bottae (Spach) H. F. Lewis & M. R. Lewis |
9 |
| Eucharidium grandiflorum Fisch. & C. A. Mey. |
Synonym of Clarkia concinna (Fisch. & C. A. Mey.) Greene |
7 |
| Godetia cylindrica (Jeps.) Hitchc. |
Synonym of Clarkia cylindrica (Jeps.) H. F. Lewis & M. R. Lewis |
9 |
| Clarkia gracilis subsp. gracilis |
Synonym of Clarkia gracilis (Piper) A. Nelson & J. F. Macbr. |
14 |
| Godetia nutans Hiorth |
Synonym of Clarkia gracilis (Piper) A. Nelson & J. F. Macbr. |
14 |
| Clarkia gracilis subsp. sonomensis (Hitchc.) Lewis & Lewis |
Synonym of Clarkia gracilis subsp. sonomensis (Hitchc.) H. F. Lewis & M. R. Lewis |
14 |
| Heterogaura heterandra (Torr.) Coville |
Synonym of Clarkia heterandra (Torr.) H. F. Lewis & P. H. Raven |
9 |
| Clarkia lassenensis None |
Synonym of Clarkia lassenensis (Eastw.) H. F. Lewis & M. R. Lewis |
7 |
| Clarkia purpurea subsp. purpurea |
Synonym of Clarkia purpurea (Curtis) A. Nelson & J. F. Macbr. |
26 |
| Godetia purpurea (Curtis) G. Don |
Synonym of Clarkia purpurea (Curtis) A. Nelson & J. F. Macbr. |
26 |
| Godetia lepida Lindl. |
Synonym of Clarkia purpurea subsp. viminea (Douglas) H. F. Lewis & M. R. Lewis |
21 |
| Clarkia speciosa subsp. speciosa |
Synonym of Clarkia speciosa H. F. Lewis & M. R. Lewis |
9 |
| Godetia parviflora (Hook. & Arn.) Jeps. |
Synonym of Clarkia speciosa H. F. Lewis & M. R. Lewis |
9 |
| Clarkia tenella subsp. ambigua (Phil.) D. M. Moore & F. H. Lewis ex Martic. |
Synonym of Clarkia tenella (Cav.) H. F. Lewis & M. R. Lewis |
17 |
| Clarkia tenella subsp. araucana D. M. Moore & F. H. Lewis |
Synonym of Clarkia tenella (Cav.) H. F. Lewis & M. R. Lewis |
17 |
| Clarkia tenella subsp. tenella |
Synonym of Clarkia tenella (Cav.) H. F. Lewis & M. R. Lewis |
17 |
| Clarkia tenella subsp. tenuifolia (Cav.) D. M. Moore & F. H. Lewis |
Synonym of Clarkia tenella (Cav.) H. F. Lewis & M. R. Lewis |
17 |
| Godetia dasycarpa Phil. |
Synonym of Clarkia tenella (Cav.) H. F. Lewis & M. R. Lewis |
17 |
| Clarkia elegans Douglas |
Synonym of Clarkia unguiculata Lindl. |
9 |
| Clarkia williamsonii (Dur. & Hilg.) Lewis & Lewis |
Synonym of Clarkia williamsonii (Durand & Hilg.) H. F. Lewis & M. R. Lewis |
7 |