• Heterotheca Cassini, 1817 [Family: Asteraceae, Phylum: Tracheophyta]
• Heterotheca Grell, 1988 [Family: Lagynidae, Phylum: Retaria]
• Heterotheca M. Benson, 1922 † accepted as Bensoniotheca Mickle & Rothwell, 1979 † [Family: , Phylum: Trace fossils]
• Heterotheca Stechow, 1921 accepted as Halopteris Allman, 1877 [Family: Halopterididae, Phylum: Cnidaria]
• Heterotheca adenolepis (Fern.) Ahles accepted as Pityopsis adenolepis (Fern.) Semple
• Heterotheca aspera (Shuttlw. ex Small) Shinners accepted as Pityopsis aspera (Shuttlw. ex Small) Small
• Heterotheca barbata (Rydb.) Semple
• Heterotheca bolanderi (Gray) Harms accepted as Heterotheca sessiliflora (Nutt.) Shinners
• Heterotheca breweri (Gray) Shinners accepted as Eucephalus breweri (Gray) Nesom
• Heterotheca camphorata (Eastw.) Semple accepted as Heterotheca sessiliflora (Nutt.) Shinners
• Heterotheca camphorum (Greene) Shinners
• Heterotheca camporum (Greene) Shinners
• Heterotheca canescens (DC.) Shinners
• Heterotheca chrysopsides DC.
• Heterotheca correllii (Fern.) Ahles accepted as Pityopsis graminifolia (Michx.) Nutt.
• Heterotheca cruiseana (Dress) Harms accepted as Chrysopsis gossypina (Michx.) Ell.
• Heterotheca depressa (Rydb.) Dorn accepted as Heterotheca villosa (Pursh) Shinners
• Heterotheca echioides (Benth.) Shinners accepted as Heterotheca sessiliflora (Nutt.) Shinners
• Heterotheca falcata (Pursh) Harms accepted as Pityopsis falcata (Pursh) Nutt.
• Heterotheca fastigata (Greene) V.L. Harms
• Heterotheca fastigiata (Greene) Harms accepted as Heterotheca sessiliflora (Nutt.) Shinners
• Heterotheca feuxuosa (Nash) V.L. Harms
• Heterotheca flexuosa (Nash) Harms accepted as Pityopsis flexuosa (Nash) Small
• Heterotheca floribunda Benth. accepted as Heterotheca grandiflora Nutt.
• Heterotheca floridana (Small) R.W. Long accepted as Chrysopsis floridana Small
• Heterotheca fulcrata (Greene) Shinners
• Heterotheca gossypina (Michx.) Shinners accepted as Chrysopsis gossypina (Michx.) Ell.
• Heterotheca graminiflora (Michx.) Shinners accepted as Pityopsis graminifolia (Michx.) Nutt.
• Heterotheca graminifolia (Michx.) Shinners accepted as Pityopsis graminifolia (Michx.) Nutt.
• Heterotheca grandiflora Nutt.
• Heterotheca horrida (Rydb.) Harms accepted as Heterotheca villosa (Pursh) Shinners
• Heterotheca hyssopifolia (Nutt.) R.W. Long accepted as Chrysopsis gossypina (Michx.) Ell.
• Heterotheca inuloides Cass.
• Heterotheca jonesi (Blake) Welsh & Atwood
• Heterotheca jonesii (Blake) Welsh & Atwood
• Heterotheca lamarckii Cass. accepted as Heterotheca subaxillaris (Lam.) Britt. & Rusby
• Heterotheca latifolia Buckl. accepted as Heterotheca subaxillaris (Lam.) Britt. & Rusby
• Heterotheca latisquamea (Pollard) Harms accepted as Chrysopsis latisquamea Pollard
• Heterotheca leptoglossa DC.
• Heterotheca lobata Grell, 1988
• Heterotheca marginata Semple
• Heterotheca mariana (L.) Shinners accepted as Chrysopsis mariana (L.) Ell.
• Heterotheca microcephala (Small) Shinners accepted as Pityopsis graminifolia (Michx.) Nutt.
• Heterotheca monarchensis York, Shevock & Semple
• Heterotheca nervosa (Willd.) Shinners accepted as Pityopsis graminifolia (Michx.) Nutt.
• Heterotheca oligantha (Chapman ex Torr. & Gray) Harms accepted as Pityopsis oligantha (Chapman ex Torr. & Gray) Small
• Heterotheca oregona (Nutt.) Shinners
• Heterotheca pilosa (Nutt.) Shinners accepted as Chrysopsis pilosa Nutt.
• Heterotheca pinifolia (Ell.) Ahles accepted as Pityopsis pinifolia (Ell.) Nutt.
• Heterotheca psammophila Wagenkn. accepted as Heterotheca subaxillaris (Lam.) Britt. & Rusby
• Heterotheca pumila (Greene) Semple
• Heterotheca ruthii (Small) Harms accepted as Pityopsis ruthii (Small) Small
• Heterotheca rutteri (Rothrock) Shinners
• Heterotheca scabra (Pursh) DC. accepted as Heterotheca subaxillaris (Lam.) Britt. & Rusby
• Heterotheca scabrella (Torr. & Gray) Harms accepted as Chrysopsis scabrella Torr. & Gray
• Heterotheca sessiliflora (Nutt.) Shinners
• Heterotheca shevockii (Semple) Semple
• Heterotheca stenophylla (Gray) Shinners
• Heterotheca subaxillaris (Lam.) Britt. & Rusby
• Heterotheca subulata (Small) Harms accepted as Chrysopsis subulata Small
• Heterotheca trichophylla (Nutt.) Shinners accepted as Chrysopsis gossypina (Michx.) Ell.
• Heterotheca villosa (Pursh) Shinners
• Heterotheca viscida (Gray) Harms
• Heterotheca wisconsinensis (Shinners) Shinners accepted as Heterotheca villosa (Pursh) Shinners
• Heterotheca zionensis Semple