Little, D.P.; Schwarzbach, A.E.; Adams, R.P.; Hsieh, C-F 2004: The circumscription and phylogenetic relationships of Callitropsis and the newly described genus Xanthocyparis (Cupressaceae). American Journal of Botany 91(11): 1872–1881.
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Little, D.P.; Schwarzbach, A.E.; Adams, R.P.; Hsieh, C-F 2004: The circumscription and phylogenetic relationships of Callitropsis and the newly described genus Xanthocyparis (Cupressaceae). American Journal of Botany 91(11): 1872–1881.