After Earle, 2002

<==o Cupressus Linnaeus 1753 (aitosypressit) [16 sp.]
   |-- C. arizonica Greene 1882
   |-- C. atlantica Gaussen 1950 
   |-- C. bakeri Jepson 1909 
   |-- C. chengiana Hu 1964
   |-- C. duclouxiana Hickel
   |-- C. dupreziana Camus 1926
   |-- C. funebris Endlicher
   |-- C. gigantea Cheng & Fu 1975
   |-- C. goveniana Gordon 1849
   |-- C. guadalupensis Watson 1879
   |-- C. lusitanica Miller 1768 
   |-- C. macnabiana A. Murray 1855
   |-- C. macrocarpa Hartweg 1847
   |-- C. sargentii Jepson 1909
   |-- C. sempervirens Linnaeus
   `-- C. torulosa D.Don

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