Sonchus ludoviciana Nuttall
Sonchus ludoviciana Nuttall is a synonym sensu FNA Ed. Comm., 2006a of:
Lactuca ludoviciana (Nuttall) Riddell, an accepted species name sensu FNA Ed. Comm., 2006a.
Sonchus ludoviciana Nuttall is a synonym sensu FNA Ed. Comm., 2006a of:
Lactuca ludoviciana (Nuttall) Riddell, an accepted species name sensu FNA Ed. Comm., 2006a.