Tree Species Potential Endemism under Present Conditions - Noelev.

Endemism is how many rare species come from a certain area, and is a way of valuing places for conservation or triage.

All modeled tree species were weighted according to their rarity by summing the Reciprocal of the number of regions that they could inhabit.

The Blacklands of Alabama are the hot-spot for Potential Tree Endemism under Present Conditions.