👉 The term "Niessliaceae" refers to a group of plants that belong to the family Euphorbiaceae. These plants are known for their ability to produce flowers with multiple petals, which is unique in flowering plants. The genus "Niessliaceae" includes species like "Niessliaceae" (also known as the "Lamb's Eye") and "Niessliaceae" (also called "Sulphur Euphorbi").