We say it every day, but so many people have no idea what that little 'O' stands for.

If you're looking to add a pop of bright pink to your container garden with a pretty flower that will also attract hummingbirds, look no further than the whimsical four o'clocks. Botanically known as ...

While the analog clock has fallen out of fashion, it does reveal what the "o" in "o'clock" means.

Preface -- County map of Illinois -- Introduction -- Descriptions and illustrations -- Phytolaccaceae - Pokeweed family -- Nyctaginaceae - Four-o'clock family -- Molluginaceae - Carpetweed family -- ...