Verbatim text: Grout, A. J. 1922–1940. Acaulon. In: A. J. Grout, Moss Flora of North America, North of Mexico. 3 vols. in 12 parts. Newfane, Vt. and New York. Vol. 1, pp. 194–195.
Author: Grout, A.J.
Year: 1922–1940
Title: Acaulon
Editor: Grout, A.J.Moss,
Book volume: 3 vols. in 12 parts
Source: Flora of North America, North of Mexico
Volume: 1
Pages: 194–195