| Taxus masonii Temporal range:
| |
|---|---|
Scientific classification 
| |
| Kingdom: | Plantae |
| Clade: | Tracheophytes |
| Clade: | Gymnospermae |
| Division: | Pinophyta |
| Class: | Pinopsida |
| Order: | Cupressales |
| Family: | Taxaceae |
| Genus: | Taxus |
| Species: | †T. masonii
|
| Binomial name | |
| †Taxus masonii Manchester
| |
Taxus masonii is an extinct species of conifer in the yew family, Taxaceae,[1] solely known from the middle Eocene sediments exposed in north central Oregon.[1] The species was first described from a series of isolated fossil seeds in chert.[1]