clethraceae

It is one of two genera in the family Clethraceae (the other being Purdiaea).

Purdiaea is a genus of 11-19 species of flowering plants in the family Clethraceae.

This is a trait not found in the Clethraceae and Cyrillaceae, the two families most closely related to the Ericaceae.

Phylogenetic relationships of Cyrillaceae and Clethraceae (Ericales) with special emphasis on the genus Purdiaea.

Clethra barbinervis is a species of flowering plant in the genus Clethra of the family Clethraceae, native to the far east, from eastern China to Japan.

Volume 7 part 1 (1971) - Revisions: Byblidaceae, Cardiopteridaceae, Clethraceae, Haloragaceae, Icacinaceae, Lemnaceae, Lophopyxidaceae, Ochnaceae, Oxalidaceae, Portulacaceae, Violaceae.

Multiple studies using genetic evidence now firmly place the Actinidiaceae in the Ericoid clade, a monophyletic group consisting of the Ericaceae, the Cyrillaceae, the Clethraceae, the Sarraceniaceae, and the Roridulaceae.

In the past, many botanists included a third genus Purdiaea in the family, though recent research has shown this genus is better placed in the closely related family Clethraceae (Anderberg & Zhang 2002).

Clethra alnifolia (sweet pepperbush, Anne Bidwell or summersweet), is a species of flowering plant in the genus Clethra of the family Clethraceae, native to eastern North America from southern Nova Scotia and Maine south to northern Florida, and west to eastern Texas.