Curriculum Corner
Coniferous and Deciduous Trees
What are the differences between coniferous and deciduous trees? Supplement your tree lessons with a set of activities that has learners describing, naming, comparing, and reading about deciduous and coniferous trees. The activities are...
Oregon State University
Oregon State University: Dichotomous Key
An excellent starting point. Get a good description of what the dichotomous key for tree identification is and then directions for using it to identify trees.