| Perymenium asperifolium S. Bip. ex Klatt |
Accepted |
15 |
| Perymenium berlandieri DC. |
Accepted |
45 |
| Perymenium buphthalmoides DC. |
Accepted |
33 |
| Perymenium buphthalmoides var. tenellum (A. Gray) McVaugh |
Accepted |
30 |
| Perymenium chloroleucum S. F. Blake |
Accepted |
15 |
| Perymenium cualense B. L. Turner |
Accepted |
30 |
| Perymenium discolor Schrad. |
Accepted |
15 |
| Perymenium ghiesbreghtii B. L. Rob. & Greenm. |
Accepted |
15 |
| Perymenium grande var. nelsonii (B. L. Rob. & Greenm.) J. J. Fay |
Accepted |
30 |
| Perymenium gymnolomoides (Less.) DC. |
Accepted |
14 |
| Perymenium klattianum J. J. Fay |
Accepted |
15 |
| Perymenium macrocephalum Greenm. |
Accepted |
15 |
| Perymenium mendezii DC. |
Accepted |
30 |
| Perymenium mendezii var. verbesinoides (DC.) J. J. Fay |
Accepted |
15 |
| Perymenium nicaraguense S. F. Blake |
Accepted |
15 |
| Perymenium paneroi B. L. Turner |
Accepted |
15 |
| Perymenium stenophyllum S. F. Blake |
Accepted |
15 |
| Perymenium flexuosum Greenm. |
Unresolved |
30 |
| Perymenium hypoleucum S. F. Blake |
Unresolved |
45 |
| Perymenium microphyllum B. L. Rob. & Greenm. |
Unresolved |
15 |
| Perymenium parvifolium A. Gray |
Unresolved |
15 |
| Perymenium buphthalmoides var. buphthalmoides |
Synonym of Perymenium buphthalmoides DC. |
33 |
| Perymenium chalarolepis B. L. Rob. & Greenm. |
Synonym of Perymenium ghiesbreghtii B. L. Rob. & Greenm. |
15 |
| Perymenium purpusii Brandegee |
Synonym of Perymenium ghiesbreghtii B. L. Rob. & Greenm. |
15 |
| Perymenium nelsonii B. L. Rob. & Greenm. |
Synonym of Perymenium grande var. nelsonii (B. L. Rob. & Greenm.) J. J. Fay |
30 |
| Perymenium ecuadoricum S. F. Blake |
Synonym of Perymenium jelskii (Hieron.) S. F. Blake |
15 |
| Perymenium mendezii var. mendezii |
Synonym of Perymenium mendezii DC. |
30 |
| Perymenium mendezii var. verbesinoides (DC.) Fay |
Synonym of Perymenium mendezii var. verbesinoides (DC.) J. J. Fay |
15 |