A popular description of the common Oregon ferns
Subtitle: contribution from the Herbarium of the University of Oregon.
Contributors: Kenworthy, Hannah Maude.; Sweetser, Albert Raddin, 1861- ed.
Series: University of Oregon bulletin.  n. s.,; vol. XI, no. 2
Publisher: State Printing Dept.
Published: 1913
Place of publication: Salem, Or
Language: eng
Number of pages: 29
Subjects: Ferns -- Oregon.
Notes: Bibliography: p. 21.
"The systematic descriptions are taken largely from a thesis presented in 1910 for the degree of bachelor of arts by Hannah Maude Kenworthy.  The pen and ink drawings were done by Ruth M. Howell...  The planning and editing and the making of the photographs were the work of Albert Raddin Sweetser."--Foreword.