Eucalyptus gregsoniana, New Zealand Southland. This species always stays small in gardens. This photo and the following courtesy of Milligan Seeds and Trees.
Adult leaves and flower buds of E. gregsoniana. The leaves even look like this on very young trees.
Close-up of the new growth of E. gregsoniana.
Lignotuber of E. gregsoniana at Steamboat Island Nursery, Olympia, WA, sprouting a bunch of new stems. This species has a very prominent lignotuber compared to many of the other hardy eucs.
Close-up of E. gregsoniana flower buds in my garden.