| Lessingia arachnoidea Greene |
Accepted |
5 |
| Lessingia germanorum Cham. |
Accepted |
5 |
| Lessingia germanorum var. glandulifera (A. Gray) J. T. Howell |
Accepted |
5 |
| Lessingia hololeuca Greene |
Accepted |
5 |
| Lessingia leptoclada A. Gray |
Accepted |
5 |
| Lessingia nana A. Gray |
Accepted |
5 |
| Lessingia nemaclada Greene |
Accepted |
5 |
| Lessingia pectinata var. tenuipes (J. T. Howell) Markos |
Accepted |
5 |
| Lessingia ramulosa A. Gray |
Accepted |
5 |
| Lessingia tenuis (A. Gray) Coville |
Accepted |
5 |
| Lessingia virgata A. Gray |
Accepted |
5 |
| Lessingia glandulifera var. glandulifera |
Unresolved |
5 |
| Lessingia glandulifera var. peirsonii (J. T. Howell) Markos |
Unresolved |
5 |
| Lessingia micradenia var. glabrata (D. D. Keck) Ferris |
Unresolved |
5 |
| Lessingia micradenia var. micradenia |
Unresolved |
5 |
| Lessingia filaginifolia (Hook. & Arn.) M. A. Lane |
Synonym of Corethrogyne filaginifolia (Hook. & Arn.) Nutt. |
5 |
| Lessingia filaginifolia var. filaginifolia |
Synonym of Corethrogyne filaginifolia (Hook. & Arn.) Nutt. |
5 |
| Lessingia hololeuca var. arachnoidea (Greene) J. T. Howell |
Synonym of Lessingia arachnoidea Greene |
5 |
| Lessingia glandulifera A. Gray |
Synonym of Lessingia germanorum var. glandulifera (A. Gray) J. T. Howell |
5 |
| Lessingia lemmonii A. Gray |
Synonym of Lessingia glandulifera var. glandulifera |
5 |
| Lessingia lemmonii var. ramulosissima (A. Nelson) Ferris |
Synonym of Lessingia glandulifera var. glandulifera |
5 |
| Lessingia nemaclada var. albiflora (Eastw.) J. T. Howell |
Synonym of Lessingia nemaclada Greene |
5 |
| Lessingia pectinata var. pectinata |
Synonym of Lessingia pectinata Greene |
5 |