Queensland Farmers' Union/Country Party 1915 - 1917 (the QFU sponsored candidates but in the state parliament they organised under the name "Country Party")
National Party, later renamed "Queensland United Party", July 1917 - May 1925, initially a fusion of non-Labor forces in the state but not everyone arrived or departed at the same time
A re-separated Country Party 28 July 1920 - 12 May 1925
1890s - "Ministerialist" faction supporting John Forrest and "Opposition" faction supporting George Randell (who joined the ministry in 1898) then George Leake
1901-1905 - confused period of multiple factions with George Throssell and Frederick Henry Piesse seemingly heading the previous followers of Forrest, and Walter James heading Leake's. Alf Morgans, a former Forrest minister, put together a brief ministry between Leake's.
1917 Nationalist Party including distinct National Liberal faction, absorbed Liberals
1917 National Labor Party formed by breakaway from Labor, kept a separate identity longer than at federal level
1920 Farmers and Settlers' Association renamed "Primary Producers' Association"
1923: Country Party splits between Majority Country Party (pro coalition splinter) and Executive Country Party (anti-coalition rump who continued as the Country Party)
c1924 United Party (fusion of Nationalists, National Labor and Majority Country); used the name in 1927 election but seems to have reverted to "Nationalist Party" by 1930
1944 Primary Producers' Association withdraws from party politics, Country Party establishes its own supporting organisation