The Commonwealth of Pennsylvania.
There is no Official State Horse in Pennsylvania.
The offical name of Pennsylvania is Commonwealth Pennsylvania.
Obviously, Mississippi and Pennsylvania. However there is a letter "p" in the OFFICIAL name of the State of Rhode Island. The official name is the "State of Rhode Island and Providence Plantations".
The Commonwealth of Pennsylvania.
There is no official state cat.
The official state bird of Pennsylvania is the Ruffed Grouse (Bonasa umbellus), adopted in 1931. It is actually the official state game bird.
The official state beverage of Pennsylvania is milk.
The Brook Trout, Salvelinus fontinalis, was adopted as Pennsylvania's State Fish on March 9, 1970.
It has no official state vegetable or fruit.
Pennsylvania's official nickname is the "Keystone State".
It has no official state rock, stone or gemstone.