Trees to know in Oregon
By: author, Charles R. Ross ; artist, Hugh Hayes.
Series: Extension bulletin -- 697; Extension bulletin (Oregon State University. Extension Service) -- 697, 785.
Publisher: Oregon State University Extension Service; in cooperation with Oregon State Forestry Dept.
Published: 1978
Place of publication: Corvallis, Or
Language: eng
Number of pages: 95
Subjects: Trees -- Oregon.; Ferns -- Oregon.
Other titles: Ferns to know in Oregon.
Notes: Photocopy bound together with Ferns to know in Oregon. (Extension bulletin 785).