| Cladonia stricta (Nyl.) Nyl. Flora 52: 294. 1 Jul 1869. |
| |  Cladonia degenerans var. stricta Nyl. in Middend. Reise Sibir. Band 4, Theil 1, Anhang 6 lviii. 1867. Russia, Krasnoyarsk Terr., Taimyr Peninsula, 1843, A. von Middendorff s.n. |
| | | Lectotype H-NYL- No. 38841 |
| | | : Ahti, T. 1978. Nomenclatural and taxonomic remarks on European species of Cladonia. Ann. Bot. Fenn. 15: 7-14. |
|
|
