Ambrosia trifida f. integrifolia (Muhl. ex Willd.) Fernald (original description)
Bidens infirma Fernald accepted as Bidens heterodoxa (Fernald) Fernald & H.St.John (original description)
Bidens vulgata f. puberula (Wiegand) Fernald accepted as Bidens vulgata Greene (original description)
Cacalia muehlenbergii (Sch.Bip.) Fernald accepted as Arnoglossum reniforme (Hook.) H.Rob. (original description)
Chrysopsis longii Fernald accepted as Chrysopsis gossypina subsp. gossypina (Michx.) Elliot (original description)
Coreopsis heterogyna Fernald (original description)
Coreopsis oniscicarpa Fernald accepted as Coreopsis gladiata Walter (original description)
Echinacea purpurea var. arkansana Steyerm. accepted as Echinacea purpurea (L.) Moench (original description)
Erigeron elatus var. oligocephalus (Fernald & Wiegand) Fernald accepted as Erigeron elatus (Hook.) Greene (original description)
Eupatorium serotinum var. polyneuron F.J.Herm. accepted as Eupatorium polyneuron (F.J. Herm.) Wunderlin (original description)
Lactuca canadensis f. steelei (Britton) Fernald (original description)
Lactuca hirsuta var. genuina Fernald (original description)
Lactuca hirsuta var. sanguinea (Bigelow) Fernald accepted as Lactuca hirsuta Muhl. ex Nutt. (original description)
Lactuca ludoviciana f. campestris (Greene) Fernald (original description)
Lepidospartum squamatum var. palmeri (A.Gray) L.C.Wheeler accepted as Lepidospartum squamatum (A.Gray) A.Gray (original description)
Ratibida columnifera f. pulcherrima (DC.) Fernald (original description)
Rudbeckia hirta f. homochroma Steyerm. (original description)
Solidago perlonga Fernald accepted as Solidago stricta subsp. gracillima (Torr. & A.Gray) Semple (original description)