| Name | Gloeocapsa magma f. opaca (Nägeli) Hollerbach |
| Authorship | (Nägeli) Hollerbach |
| Rank | Forma |
| Placed in | Gloeocapsa magma (Brébisson) Kützing |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Gloeocapsa magma f. opaca (Nägeli) Hollerbach |
| Identification made in | [no date] (1) |
Copyright © 2013 The President and Fellows of Harvard College | Accessibility