This name is a synonym of Almutaster pauciflorus (Nutt.) Á.Löve & D.Löve.
The record derives from TICA
(data supplied on 2012-02-11)
which reports it as a synonym (record 64F10A89-9B67-4611-8ADF-E85C5FA847AC) with original publication details: 187 1913.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:181451-1.
This name was in version 1 of The Plant List, record gcc-134700.