Tropical Zone Gardening: Australian Tree Ferns, 1 by rjuddharrison

rjuddharrison wrote:
The center is almost concave in respects to the size of the bottom most part of the trunk narrowing at the center and once again widening at the top.

I notice a difference in the look of the trunk compared to the plant file photos. This could be because the plant is young, I'm not quite sure. It might be that with age this trunk will too look like the ones in the plant files when it becomes taller.