Flora of Russia : the European part and bordering regions. Volume IV, Magnoliophyta (=Angiospermae), Magnoliopsida (=Dicotyledones), Liliopsida (=Monocotyledones) / editor-in-chief An. A. Fedorov ; scientific editor of translation D. V. Geltman.    Rotterdam :  A.A. Balkema,  2001 . xvi, 512 s.