An intuitive phylogeny of Solidago
An intuitive phylogeny of Solidago was published by Semple (2016). One species was inadvertently not included. The figure below has been modified to include S. ouachitensis in subsect. Glomeruliflorae, and S. glutinosa of subsect. Humiles, and S. maya in subsect. Maritimae, and S. correllii and S. spellenbergii of subsect. Thrysiflorae.