Summary
Included here is Siberia a huge region stretching across central and eastern Russia from the Ural Mountains to the Pacific Ocean and encompassing much of the Eurasian Steppe.
Of the endemic and near endemic vascular plants so far recorded there are about 680 species in 218 genera and 50 families. There is 1 endemic genus (marked red) but no endemic families.
References
Knystautas, A. 1987. The Natural History of the USSR. Century Hutchinson Ltd.
Malyshev, L. I., Balkov, K. S. & Doronkin, V. M. 1999. Spatial diversity of the Siberian flora. Flora, 194: 357-368.
Nimis, P. L., Malyshev, L. I. & Bolognini, G. 1994. A phytogeographic analysis of birch woodlands in the southern part of West Siberia. Vegetatio, 113: 25-39.