Didymosphenia geminata, commonly known as didymo or rock snot, is a species of diatom that produces nuisance growths in freshwater rivers and streams with consistently cold water temperatures and low nutrient levels.
Meaning from Greek Mythology. The legend and meaning of the peony goes all the way back to Greek mythology. It is believed that the peony is named for a person of healing named Paeon who was a student of Asclepius, the god of medicine and healing.
These long-lived perennials range from exquisitely delicate singles to large and lush doubles, with shades from pure white to the deepest red. Here in Connecticut they usually produce their display in June, and their glossy, deep green leaves look good all season. Peonies make superior cut flowers, lasting more than a week if cut in full bud.