Poison oak and poison ivy
Subtitle: Rhus diversiloba T. & G. and Rhus radicans L.
By: L.C. Burrill, R.H. Callihan, and R. Parker.
Contributors: Callihan, R. H. 1933-; Parker, Robert.; Washington State University. Cooperative Extension.; Oregon State University. Extension Service.; University of Idaho. Cooperative Extension System.
Edition: Rev. May 1994.
Series: PNW -- 108.
Publisher: Washington State University Cooperative Extension
Published: 1994
Place of publication: [Pullman, WA]
Language: eng
Subjects: Poison oak -- Northwest, Pacific.
Notes: Also available on the World Wide Web.