Brauneria atrorubens C.L.Boynton & Beadle (original description)
Brauneria atrorubens (Nutt.) C.L.Boynton & Beadle accepted as Echinacea atrorubens (Nutt.) Nutt. (original description)
Marshallia caespitosa var. signata Beadle & F.E.Boynton accepted as Marshallia caespitosa Nutt. ex DC. (original description)
Marshallia graminifolia var. cyananthera (Elliott) Beadle & F.E.Boynton accepted as Vernonia angustifolia Michx. (original description)
Marshallia graminifolia var. lacinarioides (Small) Beadle & F.E.Boynton (original description)
Marshallia grandiflora Beadle & F.E.Boynton (original description)
Marshallia mohrii Beadle & F.E.Boynton (original description)
Marshallia obovata Beadle & F.E.Boynton (original description)
Marshallia ramosa Beadle & F.E.Boynton (original description)
Rudbeckia chapmanii C.L.Boynton & Beadle accepted as Rudbeckia fulgida var. umbrosa (C.L.Boynton & Beadle) Cronquist (original description)
Rudbeckia graminifolia (Torr. & A.Gray) C.L.Boynton & Beadle (original description)
Rudbeckia missouriensis Engelm. ex C.L.Boynton & Beadle (original description)
Rudbeckia palustris Eggert ex C.L.Boynton & Beadle accepted as Rudbeckia fulgida var. palustris (Eggert ex C.L.Boynton & Beadle) Perdue (original description)
Rudbeckia sullivantii C.L.Boynton & Beadle accepted as Rudbeckia fulgida var. sullivantii (C.L.Boynton & Beadle) Cronquist (original description)
Rudbeckia umbrosa C.L.Boynton & Beadle accepted as Rudbeckia fulgida Aiton (original description)