lortetii

Updated: July 14, 2026

Other cases are on record in which the variability exhibited itself much sooner, perhaps within a few years after the original discovery of the species. But such instances seem, as a rule, to be subject to doubt as to the concurrence of hybridization. So for instance the Iris lortetii, introduced in the year 1895 from the Lebanon, which produced a white variety from its very first seeds.

Hugo de Vries - Species and Varieties, Their Origin by Mutation