Name requested: Amphiloma lanuginosumLichenologist 21 (1): 8. Mycologia 9 (3): 144, 152. 11 (6): 297.
Homotypic synonym: Parmelia lanuginosaLichenologist 21 (1): 8.
Homotypic synonym: Imbricaria lanuginosaLichenologist 21 (1): 8.
Homotypic synonym: Lecanora lanuginosaLichenologist 21 (1): 8.
Homotypic synonym: Leproloma lanuginosumLichenologist 3 (3): 319. 21 (1): 8.
Homotypic synonym: Psoroma lanuginosumLichenologist 21 (1): 8.
Homotypic synonym: Crocynia lanuginosaLichenologist 3 (1): 129. 3 (3): 319. 12 (1): 57. 21 (1): 8.
Heterotypic synonym: Crocynia lanuginosa var. albescensLichenologist 21 (1): 8.
Heterotypic synonym: Crocynia lanuginosa var. inactivaLichenologist 21 (1): 8.
Heterotypic synonym: Lichen membranaceusLichenologist 21 (1): 8. 24 (4): 343.
Heterotypic synonym: Squamaria lanuginosaLichenologist 21 (1): 8.
Heterotypic synonym: Parmelia caperata var. membranaceaLichenologist 21 (1): 8.
Heterotypic synonym: Leproloma membranaceumLichenologist 3 (1): 129. 21 (1): 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8. 24 (4): 343. Lichens of North America null: 123, 396, 398, 399. Mycotaxon 58: 210. 61: 113, 115. 97: 53.
Heterotypic synonym: Crocynia membranaceaLichenologist 21 (1): 8. Mycologia 56 (4): 618. Mycotaxon 40: 221, 236. Sydowia 14 (1-6): 312. 16 (1-6): 87.