Turritis Glabra is a scientific name given to a specific type of plant. However, there are different synonyms for this species that include Tower Mustard, Smooth Tower Mustard, Bitter-cress, and Drymocallis glabra. Tower Mustard is a common name used to refer to this plant mainly because of its height and shape. Smooth Tower Mustard, on the other hand, is a name given to the plant due to its smooth surface texture. Bitter-cress is another name that is commonly used associated with the bitter taste of this edible plant. Drymocallis glabra is an alternative scientific name used to describe this species.