👉 Bopyridina is a group of plants that are characterized by their unique form, known as the bopyrid. These plants have a long, thin stem and leaves that are covered in spines or thorns. Bopyrids also have a unique style of flowering, which involves multiple flowers blooming at once. Bopyridina is an extinct group of plants that lived during the Mesozoic era (from approximately 259 to 68 million years ago) and