Tree Keys

Which key you select depends on your level of experience. If you are new to keying out plants, start with the beginning key. If you have keying experience, select one of the more advanced keys. No matter which key you use, you always have access to the botanical glossary by clicking the link at the bottom of every page.

• Beginning Key
• Advanced Keys
  
  
  1. How to Use the Advanced Keys
  2. Crataegus Key
  3. Malus Key
  4. Populus Key
  5. Prunus Key
  6. Salix Key