Redfearn, Allen & Magill, Mosses Interior Highl. Exs.
Redfearn, P.; Allen, B.H.; Magill, R. [1-334]

University of Michigan Herbarium
Catalog #: 569930
F. D. Bowers #s. n. 09 January 1995
Didymodon tophaceus (Brid.) Lisa
USA, Arkansas, Baxter, Limestone bluffs bordering road north of Norfork River, 0.8 miles N. of Norfolk

University of Tennessee Herbarium
Catalog #: TENN-B-0021826
Frank D. Bowers s.n. 09 January 1995
Didymodon tophaceus (Brid.) Lisa
United States, Arkansas, Baxter, Limestone bluffs bordering road north of Norfork River, 0.8 miles N of Norfolk. Sec. 21, T.18N, R.12W.