Rhododendron praeteritum Hutch. (Ericaceae)
15．鄂西杜鹃（新拟）
名称文献：Rhododendron praeteritum Hutch. in Gard. Chron. 71: 149. 1922: Tagg in Ste-venson, Spec. Rhodod. 286. 1930 "praeteritium"; Cullen et Chamb. in Not. Bot. Gard. Edinb. 37:331. 1979; Chamb. in Not. Bot. Gard. Edinb. 39: 240. 1982.