Wayne's Word Index Noteworthy Plants Trivia Lemnaceae Biology 101 Botany Search Alaska Trip Page #2     Back To Index Of Pages       Back To Thumbnail Images   Autumn In Denali National Park Fall colors in the following images are primarily from three species of deciduous trees:  Balsam poplar (Populus balsamifera), quaking aspen (P. tremuloides), and paper birch (Betula papyrifera). Another species called dwarf birch (Betula nana) produces the reddish coloration of the tundra. Back To Alaska Trip Thumbnail Images Return To WAYNE'S WORD Home Page All text material & images on these pages copyright © W.P. Armstrong