This name is a synonym of Hylotelephium ussuriense var. tsugaruense (Hara) H. Ohba.
The record derives from Tropicos
(data supplied on 2012-04-18)
which reports it as a synonym (record 8903627) with original publication details: J. Jap. Bot. 32(12): 374 1957.
This name was in version 1 of The Plant List, record tro-8903627.