Dynamic zoogeography with special reference to land animals
1969
Udvardy, Miklos D. F. |
Wild plants
Red data book of the Baltic region. Part 1. Lists of threatened vascular plants and vertebrates
1993
Ingelög, Torleif |
Andersson, Roger |
Tjernberg, Martin |
Endangered and threatened plants of the United States
1978
Ayensu, Edward S. |
DeFilipps, Robert A. |
Krasnaya kniga SSSR
1984
Chervena kniga ha NR Blgariya v dva toma
Dakov, Mako |
Krasnaya kniga : Dikorastushchiye vidy flory SSSR nuzhdayushchiyecya v okhranye
1975
Takhtadzhyan, A. L. |
Red data books of Britain and Ireland : stoneworts
1992
Stewart, N. F. |
Church, J. M. |