Artemisia franserioides Greene (original description)
Baeria carnosa Greene accepted as Lasthenia carnosa (Greene) Greene (original description)
Bigelowia acradenia Greene accepted as Isocoma acradenia (Greene) Greene (original description)
Bigelowia tridentata Greene accepted as Isocoma menziesii var. tridentata (Greene) G.L.Nesom (original description)
Corethrogyne detonsa Greene accepted as Hazardia detonsa (Greene) Greene (original description)
Encelia stenophylla Greene (original description)
Microseris acuminata Greene (original description)
Senecio actinella Greene (original description)
Senecio arizonicus Greene (original description)
Senecio clevelandii Greene accepted as Packera clevelandii (Greene) W.A.Weber & Á.Löve (original description)
Senecio layneae Greene accepted as Packera layneae (Greene) W.A.Weber & Á.Löve (original description)
Troximon heterophyllum (Nutt.) Greene accepted as Agoseris heterophylla (Nutt.) Greene (original description)
Troximon heterophyllum var. cryptopleura Greene (original description)
Troximon heterophyllum var. kymapleura Greene (original description)