Jamesoniella is a formerly accepted genus of liverworts.
It is considered to be included in the genus Syzygiella, but one species, Jamesoniella convoluta, has not be transferred to that genus nor synonymized.
[1] The genus was erected by Richard Spruce and Frederick Arnold Lees in 1881.
The generic name is in honour of William Jameson (1796–1873), a Scottish-Ecuadorian botanist.
This bryophyte-related article is a stub.