The Fernleaf (or cut-leaf) Beech is making a comeback and we have a few available in larger sizes. This one is about 14/15' tall x wide with a 6" caliper.
Fagus syl. 'Asplenifolia' specimen
This one is bout 18/20'H x 8/10'W with a 5" caliper. Taller and thinner than the one above.
Fagus syl. 'Asplenifolia' specimen
Fagus syl. 'Asplenifolia' specimen, structure detail