• Oxytheca Nuttall, 1848
• Oxytheca abramsii McGregor accepted as Oxytheca parishii Parry
• Oxytheca caryophylloides Parry
• Oxytheca dendroidea Nutt.
• Oxytheca emarginata Hall
• Oxytheca foliosa Nutt. accepted as Oxytheca dendroidea Nutt.
• Oxytheca glandulosa Nutt. accepted as Eriogonum glandulosum (Nutt.) Nutt. ex Benth.
• Oxytheca hirtiflora (Gray ex S. Wats.) Greene accepted as Eriogonum hirtiflorum Gray ex S. Wats.
• Oxytheca inermis S. Wats. accepted as Eriogonum inerme (S. Wats.) Jepson
• Oxytheca insignis (Curran) Goodman accepted as Aristocapsa insignis (Curran) Reveal & Hardham
• Oxytheca luteola Parry accepted as Goodmania luteola (Parry) Reveal & Ertter
• Oxytheca parishii Parry
• Oxytheca perfoliata Torr. & Gray
• Oxytheca spergulinum (Gray) Greene accepted as Eriogonum spergulinum Gray
• Oxytheca trilobata Gray
• Oxytheca watsonii Torr. & Gray