Rank Subgenus | ||
 | ||
Similar Rhododendron subg Pentanthera, Rhododendron subg Choniastrum, Rhododendron albiflorum, Rhododendron sect Vireya, Rhododendron canadense | ||
Rhododendron subgenus Azaleastrum is a subgenus of the genus Rhododendron.
The subgenus included two sections, however in 2005, Choniastrum was elevated to subgenus rank, but sections Sciadorhodion and Tsutsusi were added, providing a new total of three sections.
References
Rhododendron subg. Azaleastrum Wikipedia(Text) CC BY-SA