This name is a synonym of Selaginella douglasii (Hook. & Grev.) Spring.
The record derives from Tropicos
(data supplied on 2012-04-18)
which reports it as a synonym (record 26604547) with original publication details: Bot. Misc. 2: 396 1831.
This name was in version 1 of The Plant List, record tro-26604547, and has not been changed.