Trees to know in Oregon
By: author, Charles R. Ross ; artist, Hugh Hayes.
Contributors: Hayes, Hugh J.; Oregon State University. Extension Service.; Oregon. Dept. of Forestry.
Edition: Rev. Aug. 1978.
Series: Extension bulletin -- 697
Publisher: Oregon State University
Published: 1978
Place of publication: Corvallis, Or
Language: eng
Number of pages: 96
Subjects: Trees -- Oregon -- Identification.
Genres: Identification.