This stem was made from 1974 to 1982 in crystal and 1973 to 1975 in the color plum which is shown. It was referred to as Plum Corsage.
It is also found with an Ebony base and called Gazebo or a rust base and called Gazebo Rust.
The plate etching #34 Tar was also used on the crystal stemware from 1974 to 1982.
Production dates, color availability and etching information was found in "Fostoria Stemware" by Seate and Long.