| Acmella Rich. | | a | | Acmella Rich. | | Asteraceae |
| Actinomeris Nutt. | Verbesina L. | | | Actinomeris Nutt. | Verbesina L. | Asteraceae |
| Adenophyllum Pers. | | a | | Adenophyllum Pers. | | Asteraceae |
| Agiabampoa Rose ex O. Hoffm. | Alvordia Brandegee | | | Agiabampoa Rose ex O. Hoffm. | Alvordia Brandegee | Asteraceae |
| Agnorhiza (Jeps.) W. A. Weber | | a | | Agnorhiza (Jeps.) W. A. Weber | | Asteraceae |
| Achaenipodium Brandegee | Verbesina L. | | | Achaenipodium Brandegee | Verbesina L. | Asteraceae |
| Aiolotheca DC. | Zaluzania Pers. | | | Aiolotheca DC. | Zaluzania Pers. | Asteraceae |
| Alarconia DC. | Wyethia Nutt. | | | Alarconia DC. | Wyethia Nutt. | Asteraceae |
| Aldama La Llave | | a | | Aldama La Llave | | Asteraceae |
| Alloispermum Willd. | | a | | Alloispermum Willd. | | Asteraceae |
| Alvordia Brandegee | | a | | Alvordia Brandegee | | Asteraceae |
| Amauria Benth. | | a | | Amauria Benth. | | Asteraceae |
| Amblyolepis DC. | | a | | Amblyolepis DC. | | Asteraceae |
| Amblyopappus Hook. & Arn. | | a | | Amblyopappus Hook. & Arn. | | Asteraceae |
| Ambrosia L. | | a | | Ambrosia L. | | Asteraceae |
| Ancistrophora A. Gray | Verbesina L. | | | Ancistrophora A. Gray | Verbesina L. | Asteraceae |
| Angelphytum G. M. Barroso | | a | | Angelphytum G. M. Barroso | | Asteraceae |
| Anomostephium DC. | Wedelia Jacq. | | | Anomostephium DC. | Wedelia Jacq. | Asteraceae |
| Aspilia Thouars | | a | | Aspilia Thouars | | Asteraceae |
| Aspiliopsis Greenm. | Podachaenium Benth. ex Oerst. | | | Aspiliopsis Greenm. | Podachaenium Benth. ex Oerst. | Asteraceae |
| Astemma Less. | Monactis Kunth | | | Astemma Less. | Monactis Kunth | Asteraceae |
| Bahiopsis Kellogg | | a | | Bahiopsis Kellogg | | Asteraceae |
| Baillieria Aubl. | Clibadium F. Allam. ex L. | | | Baillieria Aubl. | Clibadium F. Allam. ex L. | Asteraceae |
| Balsamorhiza Nutt. | | a | | Balsamorhiza Nutt. | | Asteraceae |
| Baltimora L. | | a | | Baltimora L. | | Asteraceae |
| Barrattia A. Gray & Engelm. | Simsia Pers. | | | Barrattia A. Gray & Engelm. | Simsia Pers. | Asteraceae |
| Blainvillea Cass. | | a | | Blainvillea Cass. | | Asteraceae |
| Bolophyta Nutt. | Parthenium L. | | | Bolophyta Nutt. | Parthenium L. | Asteraceae |
| Borrichia Adans. | | a | | Borrichia Adans. | | Asteraceae |
| Brauneria Neck. ex Porter & Britton | Echinacea Moench | | | Brauneria Neck. ex Porter & Britton | Echinacea Moench | Asteraceae |
| Calanticaria E. E. Schill. & Panero | | a | | Calanticaria E. E. Schill. & Panero | | Asteraceae |
| Calyptocarpus Less. | | a | | Calyptocarpus Less. | | Asteraceae |
| Centrocarpha D. Don | Rudbeckia L. | | | Centrocarpha D. Don | Rudbeckia L. | Asteraceae |
| Clibadium F. Allam. ex L. | | a | | Clibadium F. Allam. ex L. | | Asteraceae |
| Coinogyne Less. | Jaumea Pers. | | | Coinogyne Less. | Jaumea Pers. | Asteraceae |
| Colobogyne Gagnep. | Acmella Rich. | | | Colobogyne Gagnep. | Acmella Rich. | Asteraceae |
| Complaya Strother | Sphagneticola O. Hoffm. | | | Complaya Strother | Sphagneticola O. Hoffm. | Asteraceae |
| Coronocarpus Schumach. | Aspilia Thouars | | | Coronocarpus Schumach. | Aspilia Thouars | Asteraceae |
| Crassina Scepin | Zinnia L. | | | Crassina Scepin | Zinnia L. | Asteraceae |
| Cyclachaena Fresen. ex Schltdl. | | a | | Cyclachaena Fresen. ex Schltdl. | | Asteraceae |
| Damnxanthodium Strother | | a | | Damnxanthodium Strother | | Asteraceae |
| Delilia Spreng. | | a | | Delilia Spreng. | | Asteraceae |
| Dendroviguiera E. E. Schill. & Panero | | a | | Dendroviguiera E. E. Schill. & Panero | | Asteraceae |
| Dicoria Torr. & A. Gray | | a | | Dicoria Torr. & A. Gray | | Asteraceae |
| Dimerostemma Cass. | | a | | Dimerostemma Cass. | | Asteraceae |
| Diplothrix DC. | Zinnia L. | | | Diplothrix DC. | Zinnia L. | Asteraceae |
| Dracopis (Cass.) Cass. | Rudbeckia L. | | | Dracopis (Cass.) Cass. | Rudbeckia L. | Asteraceae |
| Dugesia A. Gray | | a | | Dugesia A. Gray | | Asteraceae |
| Eclipta L. | | a | | Eclipta L. | | Asteraceae |
| Echinacea Moench | | a | | Echinacea Moench | | Asteraceae |
| Elaphandra Strother | | a | | Elaphandra Strother | | Asteraceae |
| Eleutheranthera Poit. ex Bosc | | a | | Eleutheranthera Poit. ex Bosc | | Asteraceae |
| Elvira Cass. | Delilia Spreng. | | | Elvira Cass. | Delilia Spreng. | Asteraceae |
| Encelia Adans. | | a | | Encelia Adans. | | Asteraceae |
| Enceliopsis (A. Gray) A. Nelson | | a | | Enceliopsis (A. Gray) A. Nelson | | Asteraceae |
| Engelmannia A. Gray ex Nutt. | | a | | Engelmannia A. Gray ex Nutt. | | Asteraceae |
| Eriocoma Kunth | Montanoa Cerv. | | | Eriocoma Kunth | Montanoa Cerv. | Asteraceae |
| Euphrosyne DC. | | a | | Euphrosyne DC. | | Asteraceae |
| Fenixia Merr. | | a | | Fenixia Merr. | | Asteraceae |
| Ferdinanda Lag. | Zaluzania Pers. | | | Ferdinanda Lag. | Zaluzania Pers. | Asteraceae |
| Flourensia DC. | | a | | Flourensia DC. | | Asteraceae |
| Franseria Cav. | Ambrosia L. | | | Franseria Cav. | Ambrosia L. | Asteraceae |
| Gaertneria Medik. | Ambrosia L. | | | Gaertneria Medik. | Ambrosia L. | Asteraceae |
| Garcilassa Poepp. | Hymenostephium Benth. | | | Garcilassa Poepp. | Hymenostephium Benth. | Asteraceae |
| Geraea Torr. & A. Gray | | a | | Geraea Torr. & A. Gray | | Asteraceae |
| Gonzalezia E. E. Schill. & Panero | | a | | Gonzalezia E. E. Schill. & Panero | | Asteraceae |
| Gymnolomia Kunth | Wedelia Jacq. | | | Gymnolomia Kunth | Wedelia Jacq. | Asteraceae |
| Gymnopsis DC. | Aspilia Thouars | | | Gymnopsis DC. | Aspilia Thouars | Asteraceae |
| Haplocalymma S. F. Blake | Viguiera Kunth | | | Haplocalymma S. F. Blake | Viguiera Kunth | Asteraceae |
| Harpalium (Cass.) Cass. | Helianthus L. | | | Harpalium (Cass.) Cass. | Helianthus L. | Asteraceae |
| Hedosyne Strother | | a | | Hedosyne Strother | | Asteraceae |
| Heiseria E. E. Schill. & Panero | | a | | Heiseria E. E. Schill. & Panero | | Asteraceae |
| Helianthella Torr. & A. Gray | | a | | Helianthella Torr. & A. Gray | | Asteraceae |
| Helianthopsis H. Rob. | Pappobolus S. F. Blake | | | Helianthopsis H. Rob. | Pappobolus S. F. Blake | Asteraceae |
| Helianthus L. | | a | | Helianthus L. | | Asteraceae |
| Helicta Cass. | Borrichia Adans. | | | Helicta Cass. | Borrichia Adans. | Asteraceae |
| Heliomeris Nutt. | | a | | Heliomeris Nutt. | | Asteraceae |
| Heliopsis Pers. | | a | | Heliopsis Pers. | | Asteraceae |
| Hybridella Cass. | | a | | Hybridella Cass. | | Asteraceae |
| Hymenoclea Torr. & A. Gray | Ambrosia L. | | | Hymenoclea Torr. & A. Gray | Ambrosia L. | Asteraceae |
| Hymenostephium Benth. | | a | | Hymenostephium Benth. | | Asteraceae |
| Chaenocephalus Griseb. | Verbesina L. | | | Chaenocephalus Griseb. | Verbesina L. | Asteraceae |
| Chorisiva (A. Gray) Rydb. | | a | | Chorisiva (A. Gray) Rydb. | | Asteraceae |
| Chromolepis Benth. | | a | | Chromolepis Benth. | | Asteraceae |
| Chrysogonum L. | | a | | Chrysogonum L. | | Asteraceae |
| Idiopappus H. Rob. & Panero | | a | | Idiopappus H. Rob. & Panero | | Asteraceae |
| Iogeton Strother | | a | | Iogeton Strother | | Asteraceae |
| Iostephane Benth. | | a | | Iostephane Benth. | | Asteraceae |
| Iva L. | | a | | Iva L. | | Asteraceae |
| Jaumea Pers. | | a | | Jaumea Pers. | | Asteraceae |
| Jefea Strother | | a | | Jefea Strother | | Asteraceae |
| Kingianthus H. Rob. | | a | | Kingianthus H. Rob. | | Asteraceae |
| Laciala Kuntze | Schizoptera Turcz. | | | Laciala Kuntze | Schizoptera Turcz. | Asteraceae |
| Lagascea Cav. | | a | | Lagascea Cav. | | Asteraceae |
| Lantanopsis C. Wright ex Griseb. | | a | | Lantanopsis C. Wright ex Griseb. | | Asteraceae |
| Lasianthaea DC. | | a | | Lasianthaea DC. | | Asteraceae |
| Lebetina Cass. | Adenophyllum Pers. | | | Lebetina Cass. | Adenophyllum Pers. | Asteraceae |
| Lepachys Raf. | Ratibida Raf. | | | Lepachys Raf. | Ratibida Raf. | Asteraceae |
| Leptocarpha DC. | | a | | Leptocarpha DC. | | Asteraceae |
| Leuciva Rydb. | | a | | Leuciva Rydb. | | Asteraceae |
| Lindheimera A. Gray & Engelm. | | a | | Lindheimera A. Gray & Engelm. | | Asteraceae |
| Lipochaeta DC. | | a | | Lipochaeta DC. | | Asteraceae |
| Lundellianthus H. Rob. | | a | | Lundellianthus H. Rob. | | Asteraceae |
| Macraea Hook. f. | Trigonopterum Hook. f. | | | Macraea Hook. f. | Trigonopterum Hook. f. | Asteraceae |
| Melanthera Rohr | | a | | Melanthera Rohr | | Asteraceae |
| Mendezia DC. | Zinnia L. | | | Mendezia DC. | Zinnia L. | Asteraceae |
| Microchaeta Nutt. | Lipochaeta DC. | | | Microchaeta Nutt. | Lipochaeta DC. | Asteraceae |
| Mirasolia (Sch. Bip.) Benth. | Tithonia Desf. ex Juss. | | | Mirasolia (Sch. Bip.) Benth. | Tithonia Desf. ex Juss. | Asteraceae |
| Monactis Kunth | | a | | Monactis Kunth | | Asteraceae |
| Monopholis S. F. Blake | Monactis Kunth | | | Monopholis S. F. Blake | Monactis Kunth | Asteraceae |
| Montanoa Cerv. | | a | | Montanoa Cerv. | | Asteraceae |
| Notoptera Urb. | Otopappus Benth. | | | Notoptera Urb. | Otopappus Benth. | Asteraceae |
| Oblivia Strother | | a | | Oblivia Strother | | Asteraceae |
| Otopappus Benth. | | a | | Otopappus Benth. | | Asteraceae |
| Oxycarpha S. F. Blake | | a | | Oxycarpha S. F. Blake | | Asteraceae |
| Oxytenia Nutt. | | a | | Oxytenia Nutt. | | Asteraceae |
| Oyedaea DC. | | a | | Oyedaea DC. | | Asteraceae |
| Pappobolus S. F. Blake | | a | | Pappobolus S. F. Blake | | Asteraceae |
| Parthenice A. Gray | | a | | Parthenice A. Gray | | Asteraceae |
| Parthenium L. | | a | | Parthenium L. | | Asteraceae |
| Pascalia Ortega | | a | | Pascalia Ortega | | Asteraceae |
| Perymeniopsis H. Rob. | | a | | Perymeniopsis H. Rob. | | Asteraceae |
| Perymenium Schrad. | | a | | Perymenium Schrad. | | Asteraceae |
| Philactis Schrad. | | a | | Philactis Schrad. | | Asteraceae |
| Phoebanthus S. F. Blake | | a | | Phoebanthus S. F. Blake | | Asteraceae |
| Pionocarpus S. F. Blake | Iostephane Benth. | | | Pionocarpus S. F. Blake | Iostephane Benth. | Asteraceae |
| Plagiolophus Greenm. | | a | | Plagiolophus Greenm. | | Asteraceae |
| Podachaenium Benth. ex Oerst. | | a | | Podachaenium Benth. ex Oerst. | | Asteraceae |
| Podanthus Lag. | | a | | Podanthus Lag. | | Asteraceae |
| Ratibida Raf. | | a | | Ratibida Raf. | | Asteraceae |
| Rensonia S. F. Blake | | a | | Rensonia S. F. Blake | | Asteraceae |
| Rhysolepis S. F. Blake | | a | | Rhysolepis S. F. Blake | | Asteraceae |
| Riencourtia Cass. | | a | | Riencourtia Cass. | | Asteraceae |
| Rojasianthe Standl. & Steyerm. | | a | | Rojasianthe Standl. & Steyerm. | | Asteraceae |
| Rudbeckia L. | | a | | Rudbeckia L. | | Asteraceae |
| Rudbeckia L. sect. Dracopis | | a | i | Rudbeckia L. sect. Dracopis | | Asteraceae |
| Rudbeckia L. sect. Macrocline | | a | i | Rudbeckia L. sect. Macrocline | | Asteraceae |
| Rudbeckia L. sect. Rudbeckia | | a | i | Rudbeckia L. sect. Rudbeckia | | Asteraceae |
| Salmea DC. | | a | | Salmea DC. | | Asteraceae |
| Salmeopsis Benth. | Salmea DC. | | | Salmeopsis Benth. | Salmea DC. | Asteraceae |
| Sanvitalia Lam. | | a | | Sanvitalia Lam. | | Asteraceae |
| Scabrethia W. A. Weber | | a | | Scabrethia W. A. Weber | | Asteraceae |
| Scalesia Arn. | | a | | Scalesia Arn. | | Asteraceae |
| Sclerocarpus Jacq. | | a | | Sclerocarpus Jacq. | | Asteraceae |
| Schizophyllum Nutt. | Lipochaeta DC. | | | Schizophyllum Nutt. | Lipochaeta DC. | Asteraceae |
| Schizopsera Turcz., orth. var. | Schizoptera Turcz. | | | Schizopsera Turcz., orth. var. | Schizoptera Turcz. | Asteraceae |
| Schizoptera Turcz. | | a | | Schizoptera Turcz. | | Asteraceae |
| Sidneya E. E. Schill. & Panero | | a | | Sidneya E. E. Schill. & Panero | | Asteraceae |
| Silphium L. | | a | | Silphium L. | | Asteraceae |
| Simsia Pers. | | a | | Simsia Pers. | | Asteraceae |
| Sphagneticola O. Hoffm. | | a | | Sphagneticola O. Hoffm. | | Asteraceae |
| Spilanthes Jacq. | | a | | Spilanthes Jacq. | | Asteraceae |
| Squamopappus R. K. Jansen et al. | | a | | Squamopappus R. K. Jansen et al. | | Asteraceae |
| Steiractinia S. F. Blake | | a | | Steiractinia S. F. Blake | | Asteraceae |
| Stephanopholis S. F. Blake | Chromolepis Benth. | | | Stephanopholis S. F. Blake | Chromolepis Benth. | Asteraceae |
| Stuessya B. L. Turner & F. G. Davies | | a | | Stuessya B. L. Turner & F. G. Davies | | Asteraceae |
| Syncretocarpus S. F. Blake | | a | | Syncretocarpus S. F. Blake | | Asteraceae |
| Synedrella Gaertn. | | a | | Synedrella Gaertn. | | Asteraceae |
| Synedrellopsis Hieron. & Kuntze | | a | | Synedrellopsis Hieron. & Kuntze | | Asteraceae |
| Tehuana Panero & Villaseñor | | a | | Tehuana Panero & Villaseñor | | Asteraceae |
| Tetrachyron Schltdl. | | a | | Tetrachyron Schltdl. | | Asteraceae |
| Tetranthus Sw. | | a | | Tetranthus Sw. | | Asteraceae |
| Thelechitonia Cuatrec. | Sphagneticola O. Hoffm. | | | Thelechitonia Cuatrec. | Sphagneticola O. Hoffm. | Asteraceae |
| Tilesia G. Mey. | | a | | Tilesia G. Mey. | | Asteraceae |
| Tithonia Desf. ex Juss. | | a | | Tithonia Desf. ex Juss. | | Asteraceae |
| Tragoceros Kunth | Zinnia L. | | | Tragoceros Kunth | Zinnia L. | Asteraceae |
| Trigonopterum Hook. f. | | a | | Trigonopterum Hook. f. | | Asteraceae |
| Trichapium Gilli | Clibadium F. Allam. ex L. | | | Trichapium Gilli | Clibadium F. Allam. ex L. | Asteraceae |
| Trichocoryne S. F. Blake | | a | | Trichocoryne S. F. Blake | | Asteraceae |
| Tuberculocarpus Pruski | | a | | Tuberculocarpus Pruski | | Asteraceae |
| Tuxtla Villaseñor & Strother | | a | | Tuxtla Villaseñor & Strother | | Asteraceae |
| Uhdea Kunth | Montanoa Cerv. | | | Uhdea Kunth | Montanoa Cerv. | Asteraceae |
| Verbesina L. | | a | | Verbesina L. | | Asteraceae |
| Vigethia W. A. Weber | | a | | Vigethia W. A. Weber | | Asteraceae |
| Viguiera Kunth | | a | | Viguiera Kunth | | Asteraceae |
| Villanova Ortega | Parthenium L. | | | Villanova Ortega | Parthenium L. | Asteraceae |
| Wamalchitamia Strother | | a | | Wamalchitamia Strother | | Asteraceae |
| Wedelia Jacq. | | a | | Wedelia Jacq. | | Asteraceae |
| Wollastonia DC. ex Decne. | Melanthera Rohr | | | Wollastonia DC. ex Decne. | Melanthera Rohr | Asteraceae |
| Wootonella Standl. | Verbesina L. | | | Wootonella Standl. | Verbesina L. | Asteraceae |
| Wulffia Neck. ex Cass. | | a | | Wulffia Neck. ex Cass. | | Asteraceae |
| Wyethia Nutt. | | a | | Wyethia Nutt. | | Asteraceae |
| Xanthidium Delpino | Ambrosia L. | | | Xanthidium Delpino | Ambrosia L. | Asteraceae |
| Xanthium L. | | a | | Xanthium L. | | Asteraceae |
| Ximenesia Cav. | Verbesina L. | | | Ximenesia Cav. | Verbesina L. | Asteraceae |
| Zaluzania Pers. | | a | | Zaluzania Pers. | | Asteraceae |
| Zexmenia La Llave | | a | | Zexmenia La Llave | | Asteraceae |
| Zinnia L. | | a | | Zinnia L. | | Asteraceae |
| Zyzyxia Strother | | a | | Zyzyxia Strother | | Asteraceae |