| Kingdom | Phylum | Class | Order | Family | Genus |
|---|---|---|---|---|---|
| Fungi | Ascomycota | Lecanoromycetes | Lecanorales | Cladoniaceae | Cladonia P.Browne |
| Rank | Scientific name | Taxonomic status |
|---|---|---|
| variety | Cladonia pycnoclada var. exalbescens Vain. | doubtful |
| variety | Cladonia pycnoclada var. flavida Vain. | doubtful |
| variety | Cladonia pycnoclada var. fuscescens Ahti | doubtful |
| variety | Cladonia pycnoclada var. granulosa Vain. | doubtful |
| variety | Cladonia pycnoclada var. pycnoclada | doubtful |
| form | Cladonia pycnoclada f. exalbescens Vain. | doubtful |
| form | Cladonia pycnoclada f. flavida Anon. | doubtful |
| form | Cladonia pycnoclada f. pycnoclada | doubtful |
Cladonia pycnoclada (Pers.) Nyl.. GBIF Backbone Taxonomy. Checklist dataset https://doi.org/10.15468/39omei accessed via biodiversity.aq on 2019-11-22.