This image is a derivative work of the following images: File:Abies_grandis_cross_section.JPG licensed with Cc-by-sa-3.0, GFDL 2010-07-16T19:01:35Z Crusier...
Derivative works of this file: Abies grandis cross section cropped.jpg I, the copyright holder of this work, hereby publish it under the following licenses:...
