Description
Salix cf. exigua Nutt
Pliocene
Rita Blanca Formation
Oldham County, TX USA.
47mm stem on 74mm slab.
Plant.
Salix is a plant genus perhaps best known to include willows. It dates back to at least the Late Cretaceous of North America.
The species, Salix exigua, is the modern sandbar willow. It’s native to the western U.S.