Neighbor-joining tree of UPA sequences of the Rhodymeniales. Sequence diversity based on the UPA plastid marker for surveyed Rhodophyta specimens belonging to the order Rhodymeniales. Neighbor-joining tree is based on the Maximum Composite Likelihood nucleotide model in MEGA 4.0. Scale bar = substitutions per site.
Sherwood et al. BMC Plant Biology 2010 10:258 doi:10.1186/1471-2229-10-258