Verbatim text: Zander, R. H., 1978, Tortula propagulosa of the United States is Rhachithecium perpusillum. Bryologist 81: 458–460.
Author: Zander, R.H.
Year: 1978
Title: Tortula propagulosa of the United States is Rhachithecium perpusillum
Journal: Bryologist
Volume: 81
Pages: 458–460