Yeah. They're like... nature spirits. The souls of trees and flowers, or some stuff like that. I guess the Fog God didn't like doubling up on stuff though, considering we already have spirits covered.

[She taps her shadowy chest with a claw, for emphasis.]

Bushes seem like nothing compared to spikes. Imagine trying to find clothes that won't shred to bits when you've got spikes all over your shoulders and back.