Cummings, Williams & Seymour, Dec. N. Amer. Lich. [Wellesley (Massachusetts)]Clara Eaton Cummings, Thomas Albert Williams & Arthur Bliss Seymour [151-360]
Bell Museum lichens
Catalog (Accession) #: 735088
Williams, T. s.n.
Cladonia papillaria f. molariformis (Hoffm.) Schaer.