Botanical Keys Used for Identification of Penstemon Species
About using keys
- Unlocking the Botanical Key: A Brief Overview
- Written for those who are just learning to use a botanical key.
- Practice using the New Mexico Key
- Designed to help the beginner to work through the basic elements of a key.
- How to use a key
- A more detailed explanation, but still for those just learning.
- Key to Penstemon in New Mexico
- Not for the beginner
- A sample from: Key to the Genus Penstemon and its related Genera in the Tribe Cheloneae (Scrophulariaceae)
- Give this one a try if you are past the beginner stage.
- The entire key will eventually be available on this website.
- Key to Northwest Penstemons (User friendly)
- Penstemons of the San Gabriel Mountains (User friendly)
Cultivation of penstemons within some of the larger classifications