Which of the following is a flowering plant in the mallow family: Piper or Hermannia?
Piper (plant) Piper, the pepper plants or pepper vines (a term used for certain "Clematis" in older times), are an economically and ecologically important genus in the family Piperaceae.
Hornungia Hornungia is a small genus of plants in the mustard family. It currently contains three species that have previously been classified as members of other genera, including "Hutchinsia" and "Pritzelago". The genera, and sometimes several others, are usually treated as synonyms.