| Name | Ptilocalyx |
| Authorship | |
| Rank | Genus |
| NomenclaturalStatus | NomLeg |
| Placed in | Boraginaceae |
| Contains | Ptilocalyx greggii Torrey & A. Gray Ptilocalyx sp. |
Copyright © 2013 The President and Fellows of Harvard College | Accessibility
| Name | Ptilocalyx |
| Authorship | |
| Rank | Genus |
| NomenclaturalStatus | NomLeg |
| Placed in | Boraginaceae |
| Contains | Ptilocalyx greggii Torrey & A. Gray Ptilocalyx sp. |