Pennistum Villosum is a type of grass that is also known as the Feathertop Grass or the Bunny Tails Grass. It is a perennial plant that is native to Africa and is commonly used as an ornamental grass in gardens all over the world. The plant is characterized by its soft and fluffy flower heads that resemble bunny tails. If you are looking for other words to describe Pennistum Villosum, you can use terms such as feather grass, fluff grass, or softtop grass. All these words refer to the same plant, but may be used to vary one's writing style and avoid repetition.