CCDB → Angiosperms → Apiaceae → Orlaya
| Taxon name | Status | Median (n) |
| Orlaya daucorlaya Murb. | Accepted | 7 |
| Orlaya grandiflora (L.) Hoffm. | Accepted | 10 |
| Orlaya kochii Heywood | Accepted | 8 |
| Orlaya platycarpos (L.) W. D. J. Koch | Synonym of Caucalis platycarpos L. | 8 |
| Caucalis daucoides L. | Synonym of Orlaya grandiflora (L.) Hoffm. | 10 |
| Caucalis grandiflora L. | Synonym of Orlaya grandiflora (L.) Hoffm. | 10 |
| Orlaya daucoides (L.) Greuter | Synonym of Orlaya grandiflora (L.) Hoffm. | 10 |
| Orlaya grandiflora None | Synonym of Orlaya grandiflora (L.) Hoffm. | 10 |
| Orlaya platycarpos Koch | Synonym of Orlaya grandiflora (L.) Hoffm. | 10 |