| Cladonia gracilis subsp. elongata (Wulfen) Vain. Acta Soc. Fauna Fl. Fenn. 53(1): 92. 4 Nov- 2 Dec 1922. |
| |  Lichen elongatus Wulfen in Jacq. Misc. Austriac. 2: 368. Late 1781 or early 1782. Chile, Magallanes, Península Brunswick, Bahia de Bougainville ('Baie de Bougainville'), 'monts de Commerson', 1767, P. Commerson s.n. |
| | | Lectotype PC, Isolectotype C?, PC? |
| | | : Ahti, T. 1980b. Taxonomic revision of Cladonia gracilis and its allies. Ann. Bot. Fenn. 17: 195-243. |
| | Cladonia elongata (Wulfen) Hoffm. Deutschl. Fl. 2: 419. 1796. |
| | Cladonia gracilis var. elongata (Wulfen) Fr. Lichenogr. Eur. Reform. 219. Jun-Jul 1831. |
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