| Harmonia doris-nilesiae (T. W. Nelson & J. P. Nelson) B. G. Baldwin |
Accepted |
9 |
| Harmonia guggolziorum B. G. Baldwin |
Accepted |
9 |
| Harmonia hallii (D. D. Keck) B. G. Baldwin |
Accepted |
9 |
| Harmonia nutans (Greene) B. G. Baldwin |
Accepted |
9 |
| Harmonia stebbinsii (T. W. Nelson & J. P. Nelson) B. G. Baldwin |
Accepted |
9 |
| Madia doris-nilesiae T. W. Nelson & J. P. Nelson |
Synonym of Harmonia doris-nilesiae (T. W. Nelson & J. P. Nelson) B. G. Baldwin |
9 |
| Madia hallii D. D. Keck |
Synonym of Harmonia hallii (D. D. Keck) B. G. Baldwin |
9 |
| Layia nutans (Greene) Jeps. |
Synonym of Harmonia nutans (Greene) B. G. Baldwin |
9 |
| Madia nutans (Greene) D. D. Keck |
Synonym of Harmonia nutans (Greene) B. G. Baldwin |
9 |
| Madia stebbinsii T. W. Nelson & J. P. Nelson |
Synonym of Harmonia stebbinsii (T. W. Nelson & J. P. Nelson) B. G. Baldwin |
9 |