Magnolia 'Tethys'
This selection by Thomas Kalb of Magnolia tripetala has a quadruple order of the petals throughout the whole tree.
The wonderful flowers seem to be almost filled standing above the gigantic leaves.
Planted in the Urzeitwald Waldhilsbach in 2012 it flowered for the first time in 2014 at the age of 4.
Flower color: white with green-reddish outer tepals and rose stamens
Flowering time: MAY