Rosopsida Batsch 1788's a botanical name for a group of flowering plants recognized at the rank of class. The name's derived from that of the included family Rosaceae. The name hasn't been used in most of the more influential recent classification systems, such as the Cronquist system, the Thorne system, the Takhtajan system or the APG II system. As circumscribed in the Reveal system it's a subset of the dicots, a paraphyletic group recognized at various ranks in other systems, and includes: : s… (More on Rosopsida)