Homotypic Synonyms See Note

Basionym Name:
Placodium microphyllinum Tuck., Syn. N. Amer. Lich. (Boston) 1: 174 (1882)

Homotypic synonyms:
Callopisma microphyllinum (Tuck.) Malme, Ark. Bot. 20A(no. 9): 34 (1926)
Caloplaca microphyllina (Tuck.) Hasse, Contr. U.S. natnl. Herb. 17(1): 114 (1913)
Lecanora microphyllina (Tuck.) Hue, J. Bot., Paris 9: 112 (1895)
Tayloriellina microphyllina (Tuck.) Søchting & Arup, in Søchting, Søgaard, Sancho & Arup, Lichenologist 53(3): 248 (2021)
Villophora microphyllina (Tuck.) S.Y. Kondr., in Kondratyuk, Kim, Yu, Jeong, Jang, Kondratiuk, Zarei-Darki & Hur, Ukr. Bot. J. 72(6): 582 (2015)