Wagner, 1949b; Wagner & Slater, 1952.
Distribution
Protić, 1998a (Serbia); Yasunaga et al., 1999 Japan, introduced); J. Ribes & E. Ribes, 2002b (Andorra); Lodos et al., 2003 (Asian Turkey); Linnavuori, 2009 (Iran); Wolski & Skora, 2012 (Poland); Konstantinov & Zinovyeva, 2017 (Russia: CT ST).