Relict nature of the flora of White Pine Hollow Forest Reserve,     Dubuque County, Iowa
By: [by] Robert F. Thorne.
Contributors: Hulbary, Robert Louis, 1916-
Series: University of Iowa studies in natural history,; v. 20, no. 6; University of Iowa studies in natural history (1918),; v. 20, no. 6.
Publisher: State University of Iowa
Published: 1964
Place of publication: [Iowa City, Ia.]
Language: eng
Number of pages: 39
Subjects: Botany -- Iowa -- White Pine Hollow State Park
Notes: Bibliography: p. 32-33.
"The bryophytes of White Pine Hollow, by R. L. Hulbary": p. [35]-39.