Yes there is a union team in the English league called Sale Sharks
Rugby Football Union was created in 1871.
Tasman Rugby Union was created in 2006.
Welsh Rugby Union was created in 1881.
Hurricanes - rugby union - was created in 1996.
Marlborough Rugby Union was created in 1888.
Highlanders - rugby union - was created in 1996.
Crusaders - rugby union - was created in 1996.
Goulburn Rugby Union was created in 1872.
Scottish Rugby Union was created in 1873.
Auckland Rugby Football Union was created in 1883.
Easts Tigers Rugby Union was created in 1947.