Guide to the common Potentilla species of the Blue Mountains ecoregion
By: Marti Aitken and Catherine Gray Parks.
Contributors: Parks, Catherine G.; Pacific Northwest Research Station (Portland, Or.)
Series: General technical report PNW ;; GTR-603; General technical report PNW ;; 603.
Publisher: U.S. Dept. of Agriculture, Forest Service, Pacific Northwest Research Station
Published: 2004
Place of publication: Portland, Or
Language: eng
Number of pages: 50
Subjects: Cinquefoils -- Blue Mountains (Or. and Wash.)
Notes: Includes bibliographical references (p. 2).
"April 2004"