👉 The term "pteronemacheilus" is a genus in the family Pteronemaceae, which belongs to the order Pteromalales of flowering plants. It includes several species that are commonly known as butterfly orchids or orchid butterflies. These species have a long, slender stem with numerous flowers arranged on it, often resembling a butterfly's wings. The leaves are usually opposite and serrate, and they can also be arranged in a series of lobes.