| Name | Onosma angustissima Haussknecht & Bornmüller |
| Authorship | Haussknecht & Bornmüller |
| Rank | Species |
| Placed in | Onosma Linnaeus |
| Remarks | [confirmed][imported from GBIF] |
| Citation | 1931 Magyar Bot. Lapok 1931, xxx. 71. |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Onosma angustissima Haussknecht & Bornmüller |
| Identification made in | [no date] (1) |