holtermann's

Updated: May 1, 2025

The second point, in which Nageli's idea is broken down by Holtermann's observations, results from the behavior of the plants of the Kaits desert when grown or sown on garden soil. When treated in this way they at once lose the only peculiarity which might be considered as a consequence of the desert-life of their ancestors, their dwarf stature.

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