A phylogeny is a hypothetical reconstruction of the evolutionary relationships of a group of organisms or a set of sequences (nucleotide or amino acid). Phylogenies are often represented graphically ...
Pryer, Kathleen M., Schuettpelz, Eric, Wolf, Paul G., Schneider, Harald, Smith, Alan R., and Cranfill, Raymond. 2004. "Phylogeny and evolution of ferns (monilophytes ...