To what family does Kleinia and Rudbeckia belong to?
Rudbeckia Rudbeckia is a plant genus in the sunflower family. The species are commonly called coneflowers and black-eyed-susans; all are native to North America and many species are cultivated in gardens for their showy yellow or gold flower heads.
Buriadiaceae Buriadiaceae is a family of plants that existed in the Carboniferous to Permian. These were vascular plants that reproduce by seed and had only the type species "Buriadia heterophylla", which originated the family.