This name is a synonym of Lycopodiella caroliniana (L.) Pic. Serm..
The record derives from Tropicos
(data supplied on 2012-04-18)
which reports it as a synonym (record 26610810) with original publication details: Folia Geobot. Phytotax. 18(4): 442 1983.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:211461-2.
This name was in version 1 of The Plant List, record tro-26610810.