Pinus ponderosa : geographic races and subspecies based on morphological variation /

Bibliographic Details
Main Author:	Callaham, Robert Z. (Author)
Format:	Government Document eBook
Language:	English
Published:	Albany, CA : United States Department of Agriculture, Forest Service, Pacific Southwest Research Station, 2013.
Series:	Research paper PSW ; 265.
Subjects:	Ponderosa pine > United States > Classification. Ponderosa pine > United States > Identification.
Online Access:	https://purl.fdlp.gov/GPO/gpo41324 http://purl.fdlp.gov/GPO/gpo41324

Description
Item Description:	Title from title screen (viewed on No. 6, 2013). "September 2013."
Physical Description:	1 online resource (ii, 53 pages) : maps.
Bibliography:	Includes bibliographical references.