References
For Cephalotaxaceae
Ghimire, B., and K. Heo. 2014. Cladistic analysis of Taxaceae s.l. Plant Syst. Evol. 300: 217-223. Google Scholar
Hils, M.H. 1993. Taxaceae. In Flora of North America Editorial Committee. 1993b. Flora of North America north of Mexico. Volume 2, pteridophytes and gymnosperms. Oxford Univ. Press, New York, NY. 475 pp. Google Scholar
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Tripp, K.E. 1995. Cephalotaxus: the plum yew. Arnoldia 55: 24-39. Google Scholar