Marsh mallow (Althaea officinalis) is the plant that marshmallows came from. It is an introduced perennial that can be found in marshes and wetlands. Marsh mallow can be identified by its velvety leaves and pale flowers with five petals. Flowers become green, wheel-shaped fruits in early fall. The entire plant is edible, but extremely mucilaginous. […] The post Althaea officinalis – Marsh mallow appeared first on Eat The Planet.