Retailers

There are two Hardcover versions: standard color on white paper (Lulu) and premium color on heavier paper (Amazon). Lulu's price is 33% less.

This is standard color on white paper. Lulu's price is 25% less.

There are two eReader versions: Reflowable (Text Only) and Fixed (Print Replica). This is Reflowable and available on Apple Books, Barnes & Noble, and Amazon. Amazon's price is 50% less. Color photos of plants are available here.

There are two eReader versions: Fixed (Print Replica) and Reflowable (Text Only). This is Fixed and will only work with the Kindle app for iOS and Android, and Fire tablets.