Taxonomy and Genetics of Oenothera

At the beginning of this century the mutation theory of evolution, based by HUGO DE VRIES on many years of culture experiments mainly with Oenothera Lamarckiana, took the world by storm when published in 1901. As early as 1889 DE VRIES had shown that various plant "monstrosities" are inherited. His breeding experi­ ments with other plants involved the rediscovery of MENDEL''S laws and the resuscit...