Glossary of "Molecular Systematics (2nd ed.)" by Hillis et al. (1996)
- additive distances: A set of distances between pairs of sequences or taxa that will precisely fit a unique, additive phylogenetic tree. Defined mathematically by satisfying the four-point condition (see Chapter 11).
- Hillis, D. M., Moritz, C. & Mable, B. K. 1996. Molecular Systematics, 2nd ed. -xvi + 655 pp. Sinauer Associates, Inc., Sunderland.