Why is it called "Dichotomous"?
The term dichotomous comes from the Green word dichotomos, meaning "cut in two" or "divided into two parts". While each step in a dichotomous key typically offers two choices - the term is still used because the key's purpose is to guide you through a series of binary decisions that gradually narrow down your options. Even though some of the steps may eventually branch into multiple options, the essence of the dichotomous key remains rooted in simple, two-part choices at each stage. It's a fitting name for a tool that helps break down complex identification processes into manageable, logical steps!

Introduction to the Dichotomous Key
Identifying trees and plants can be a rewarding experience, but it can also be challenging without the right tools. That's where a dichotomous key comes in! This tool is designed to help you identify tree species based on their physical characteristics, guiding you through a series of yes/no questions until you reach the correct identification.

A dichotomous key works by breaking down a wide variety of trees into more manageable options, step by step. By asking about features like leaf shape, bark texture, or needle type, you'll gradually narrow down your choices. While each step presents two contrasting choices, later decisions may offer more detailed options to help you zero in on the exact species. 

Key coming soon! In the meantime I have a drop down version at the bottom of the page linked below, it helps when you're guessing species you're familiarizing yourself with. Enjoy!