[1065] Hue 1892.
[1066] Arnold 1890.
[1067] These genera are associated with Trentepohlia algae which are numerous and abundant in tropical climates, and their presence there may possibly account for these particular lichens.
[1068] Wainio 1897.
[1069] Wainio 1909.
[1070] Elenkin 1906.
[1071] Darbishire 1905.
[1072] Hue 1915.
[1073] Darbishire 1912.
[1074] Lindsay 1870.