Guidelines for the conduct of tests for distinctness,uniformity and stability—Rhododendron(Rhododendron subgenus Hymenanthes(Blume)K. Koch and subgenus Rhododendron L.)
Guidelines for the conduct of tests for distinctness,uniformity and stability—Azalea(Rhododendron subgenus Tsutsus (Sweet) Pojarkova and subgenus Pentanthera (G.Don) Pojarkova)