| Kingdom | Phylum | Class | Order | Family | Genus |
|---|---|---|---|---|---|
| Plantae | Marchantiophyta | Marchantiopsida | Marchantiales | Ricciaceae | Riccia L. |
| Rank | Scientific name | Taxonomic status |
|---|---|---|
| form | Riccia nigrella f. elongata Müll.Frib. | accepted |
| form | Riccia nigrella f. nigrella | accepted |
Riccia nigrella DC.. GBIF Backbone Taxonomy. Checklist dataset https://doi.org/10.15468/39omei accessed via biodiversity.aq on 2019-12-12.