Peony
…the subsection Delavayanae, and P. cathayana, P. decomposita, P. jishanensis, P. osti, P. qiui and P. rockii which constitute the subsection Vaginatae. P. suffruticosa is a cultivated hybrid swarm, not a naturally occurring species. The remainder of the species belongs to the section Paeonia, which is characterised…