Eocene Green River Undescribed Tree Flower(?)
Undescribed Catkin (Tree Flower)
Green River Formation
Parachute Creek Member
Middle Eocene
Uintah County, Utah
This is a very rare fossil of a tree flower (catkin). Catkins are a flowering spike of trees such as willow and hazel. Catkins are typically downy, pendulous, composed of flowers of a single sex, and wind-pollinated. There is also a Mimosites coloradensis leaflet on this slab.