Homotypic Synonyms See Note

Basionym Name:
Lichen tenax Sw., Nova Acta R. Soc. Scient. upsal. 4: 249 (1784)

Homotypic synonyms:
Collema pulposum subsp. tenax (Sw.) Tuck., Syn. N. Amer. Lich. (Boston) 1: 149 (1882)
Collema pulposum var. tenax (Sw.) Nyl., Syn. meth. lich. (Parisiis) 1(1): 110 (1858)
Collema tenax (Sw.) Ach., Lich. Univ.: 635 (1810)
Collema tenax f. tenax (Sw.) Ach., Lich. Univ.: 635 (1810)
Collema tenax var. tenax (Sw.) Ach., Lich. Univ.: 635 (1810)
Enchylium tenax (Sw.) Gray, Nat. Arr. Brit. Pl. (London) 1: 397 (1821)
Eucollema tenax (Sw.) Horw., Hand-list Lich. Gr. Brit.: 6 (1912)
Eucollema tenax var. tenax (Sw.) Horw., Hand-list Lich. Gr. Brit.: 6 (1912)
Parmelia tenax (Sw.) Ach., Methodus, Sectio post. (Stockholmiæ): 231 (1803)
Parmelia tenax var. tenax (Sw.) Ach., Methodus, Sectio post. (Stockholmiæ): 231 (1803)