Insectivorous Plants

A detailed study of how plants move, bend and respond to light, gravity and touch. Written with his son Francis, it opened the path that later led to the discovery of plant hormones.

Charles Darwin

How twining stems, tendrils and hooks let plants climb, described through close observation of dozens of species. A short, focused book on one of Darwin's favorite botanical puzzles.

Charles Darwin

Darwin examines why some species produce two or three distinct flower forms, and how that arrangement promotes cross-fertilization. His work on primroses runs through the whole volume.

Charles Darwin

Darwin's last book, on how earthworms build and turn over the soil beneath us. Forty years of observation on a subject nobody had taken seriously as geology.

Charles Darwin