TY  - BOOK
AU  - Clausen, Jens.
AU  - Keck, David D.
TI  - Pant evolution throuh amphiploidy and autoploidy, with examples from the Maddinae
T2  - Experimental studies on the nature of species
U1  - 581.38 
PY  - 1945///
CY  - Washington
PB  - Carnegie Institution
KW  - Evolución (Plantas)
N1  - Publication 564
ER  -