Roccella difficilis Darb.
Roccella difficilis is the name of a species, part of the genus Roccella.
This species has been described by Darb. under the rules of the International Code of Nomenclature for algae, fungi, and plants (ICN / commonly called the botany code).
Botany
Specimens registered in collections
| Collection |
Number of specimens (or sets) |
| Cryptogams (PC) |
2 |
