| Aethonopogon Kuntze, nom. inval. | Polytrias Hack. | | | Aethonopogon Kuntze, nom. inval. | Polytrias Hack. | Poaceae |
| Agenium Nees | | a | | Agenium Nees | | Poaceae |
| Aikinia Wall. | Mnesithea Kunth | | | Aikinia Wall. | Mnesithea Kunth | Poaceae |
| Alectoridia A. Rich. | Arthraxon P. Beauv. | | | Alectoridia A. Rich. | Arthraxon P. Beauv. | Poaceae |
| Amblyachyrum Steud. | Apocopis Nees | | | Amblyachyrum Steud. | Apocopis Nees | Poaceae |
| Amphilophis (Trin.) Nash | Bothriochloa Kuntze | | | Amphilophis (Trin.) Nash | Bothriochloa Kuntze | Poaceae |
| Anadelphia Hack. | | a | | Anadelphia Hack. | | Poaceae |
| Anatherum P. Beauv. | Andropogon L. | | | Anatherum P. Beauv. | Andropogon L. | Poaceae |
| Andropogon L. | | a | | Andropogon L. | | Poaceae |
| Andropterum Stapf | | a | | Andropterum Stapf | | Poaceae |
| Androscepia Brongn. | Themeda Forssk. | | | Androscepia Brongn. | Themeda Forssk. | Poaceae |
| Anthistiria L. f. | Themeda Forssk. | | | Anthistiria L. f. | Themeda Forssk. | Poaceae |
| Apluda L. | | a | | Apluda L. | | Poaceae |
| Apocopis Nees | | a | | Apocopis Nees | | Poaceae |
| Apogonia (Nutt.) E. Fourn. | Mnesithea Kunth | | | Apogonia (Nutt.) E. Fourn. | Mnesithea Kunth | Poaceae |
| Argopogon Mimeur | Ischaemum L. | | | Argopogon Mimeur | Ischaemum L. | Poaceae |
| Aristaria Jungh. | Themeda Forssk. | | | Aristaria Jungh. | Themeda Forssk. | Poaceae |
| Arthraxon P. Beauv. | | a | | Arthraxon P. Beauv. | | Poaceae |
| Arthrolophis (Trin.) Chiov. | Andropogon L. | | | Arthrolophis (Trin.) Chiov. | Andropogon L. | Poaceae |
| Arthrostachys Desv. | Andropogon L. | | | Arthrostachys Desv. | Andropogon L. | Poaceae |
| Asthenochloa Büse | | a | | Asthenochloa Büse | | Poaceae |
| Athrolophis (Trin.) Chiov., orth. var. | Andropogon L. | | | Athrolophis (Trin.) Chiov., orth. var. | Andropogon L. | Poaceae |
| Balansochloa Kuntze | Germainia Balansa & Poitr. | | | Balansochloa Kuntze | Germainia Balansa & Poitr. | Poaceae |
| Batratherum Nees | Arthraxon P. Beauv. | | | Batratherum Nees | Arthraxon P. Beauv. | Poaceae |
| Bhidea Stapf ex Bor | | a | | Bhidea Stapf ex Bor | | Poaceae |
| Blumenbachia Koeler | Sorghum Moench | | | Blumenbachia Koeler | Sorghum Moench | Poaceae |
| Bothriochloa Kuntze | | a | | Bothriochloa Kuntze | | Poaceae |
| Calamina P. Beauv. | Apluda L. | | | Calamina P. Beauv. | Apluda L. | Poaceae |
| Callichloea Steud., nom. inval. | Elionurus Humb. & Bonpl. ex Willd. | | | Callichloea Steud., nom. inval. | Elionurus Humb. & Bonpl. ex Willd. | Poaceae |
| Calochloa Kunze, nom. inval. | Elionurus Humb. & Bonpl. ex Willd. | | | Calochloa Kunze, nom. inval. | Elionurus Humb. & Bonpl. ex Willd. | Poaceae |
| Capillipedium Stapf | | a | | Capillipedium Stapf | | Poaceae |
| Centrophorum Trin. | Chrysopogon Trin. | | | Centrophorum Trin. | Chrysopogon Trin. | Poaceae |
| Clausospicula Lazarides | | a | | Clausospicula Lazarides | | Poaceae |
| Cleistachne Benth. | | a | | Cleistachne Benth. | | Poaceae |
| Coelarthron Hook. f. | Microstegium Nees | | | Coelarthron Hook. f. | Microstegium Nees | Poaceae |
| Coelorachis Brongn. | Mnesithea Kunth | | | Coelorachis Brongn. | Mnesithea Kunth | Poaceae |
| Coix L. | | a | | Coix L. | | Poaceae |
| Colladoa Cav. | Ischaemum L. | | | Colladoa Cav. | Ischaemum L. | Poaceae |
| Cyathorhachis Nees | Polytoca R. Br. | | | Cyathorhachis Nees | Polytoca R. Br. | Poaceae |
| Cycloteria Stapf, nom. inval. | Mnesithea Kunth | | | Cycloteria Stapf, nom. inval. | Mnesithea Kunth | Poaceae |
| Cymbanthelia Andersson, nom. inval. | Cymbopogon Spreng. | | | Cymbanthelia Andersson, nom. inval. | Cymbopogon Spreng. | Poaceae |
| Cymbopogon Spreng. | | a | | Cymbopogon Spreng. | | Poaceae |
| Dactylodes Kuntze | Tripsacum L. | | | Dactylodes Kuntze | Tripsacum L. | Poaceae |
| Diandranthus Liou, nom. inval. | Miscanthus Andersson | | | Diandranthus Liou, nom. inval. | Miscanthus Andersson | Poaceae |
| Didactylon Zoll. & Moritzi | Dimeria R. Br. | | | Didactylon Zoll. & Moritzi | Dimeria R. Br. | Poaceae |
| Diectomis Kunth | | a | | Diectomis Kunth | | Poaceae |
| Diectomis P. Beauv. | Anadelphia Hack. | | | Diectomis P. Beauv. | Anadelphia Hack. | Poaceae |
| Digastrium (Hack.) A. Camus | Ischaemum L. | | | Digastrium (Hack.) A. Camus | Ischaemum L. | Poaceae |
| Diheteropogon (Hack.) Stapf | | a | | Diheteropogon (Hack.) Stapf | | Poaceae |
| Dichanthium Willemet | | a | | Dichanthium Willemet | | Poaceae |
| Dimeiostemon Raf. | Andropogon L. | | | Dimeiostemon Raf. | Andropogon L. | Poaceae |
| Dimeria R. Br. | | a | | Dimeria R. Br. | | Poaceae |
| Diperium Desv. | Mnesithea Kunth | | | Diperium Desv. | Mnesithea Kunth | Poaceae |
| Diplasanthum Desv. | Dichanthium Willemet | | | Diplasanthum Desv. | Dichanthium Willemet | Poaceae |
| Dipogon Steud., nom. inval. | Sorghastrum Nash | | | Dipogon Steud., nom. inval. | Sorghastrum Nash | Poaceae |
| Dybowskia Stapf | Hyparrhenia Andersson ex E. Fourn. | | | Dybowskia Stapf | Hyparrhenia Andersson ex E. Fourn. | Poaceae |
| Eccoilopus Steud. | Spodiopogon Trin. | | | Eccoilopus Steud. | Spodiopogon Trin. | Poaceae |
| Elionurus Humb. & Bonpl. ex Willd. | | a | | Elionurus Humb. & Bonpl. ex Willd. | | Poaceae |
| Elymandra Stapf | | a | | Elymandra Stapf | | Poaceae |
| Elyonurus Humb. & Bonpl. ex Willd., orth. var. | Elionurus Humb. & Bonpl. ex Willd. | | | Elyonurus Humb. & Bonpl. ex Willd., orth. var. | Elionurus Humb. & Bonpl. ex Willd. | Poaceae |
| Ephebopogon Steud., nom. inval. | Microstegium Nees | | | Ephebopogon Steud., nom. inval. | Microstegium Nees | Poaceae |
| Eremochloa Büse | | a | | Eremochloa Büse | | Poaceae |
| Eremopogon Stapf | | a | | Eremopogon Stapf | | Poaceae |
| Erianthus Michx. | Saccharum L. | | | Erianthus Michx. | Saccharum L. | Poaceae |
| Eriochrysis P. Beauv. | | a | | Eriochrysis P. Beauv. | | Poaceae |
| Eriopodium Hochst., nom. inval. | Andropogon L. | | | Eriopodium Hochst., nom. inval. | Andropogon L. | Poaceae |
| Euclasta Franch. | | a | | Euclasta Franch. | | Poaceae |
| Euchlaena Schrad. | Zea L. | | | Euchlaena Schrad. | Zea L. | Poaceae |
| Euklastaxon Steud. | Andropogon L. | | | Euklastaxon Steud. | Andropogon L. | Poaceae |
| Eulalia Kunth | | a | | Eulalia Kunth | | Poaceae |
| Eulaliopsis Honda | | a | | Eulaliopsis Honda | | Poaceae |
| Eupogon Desv., nom. inval. | Andropogon L. | | | Eupogon Desv., nom. inval. | Andropogon L. | Poaceae |
| Exotheca Andersson | | a | | Exotheca Andersson | | Poaceae |
| Filipedium Raizada & S. K. Jain | Capillipedium Stapf | | | Filipedium Raizada & S. K. Jain | Capillipedium Stapf | Poaceae |
| Garnotiella Stapf | Asthenochloa Büse | | | Garnotiella Stapf | Asthenochloa Büse | Poaceae |
| Germainia Balansa & Poitr. | | a | | Germainia Balansa & Poitr. | | Poaceae |
| Glyphochloa Clayton | | a | | Glyphochloa Clayton | | Poaceae |
| Gymnandropogon (Nees) Duthie | Bothriochloa Kuntze | | | Gymnandropogon (Nees) Duthie | Bothriochloa Kuntze | Poaceae |
| Gymnanthelia Schweinf., nom. inval. | Cymbopogon Spreng. | | | Gymnanthelia Schweinf., nom. inval. | Cymbopogon Spreng. | Poaceae |
| Habrurus Hochst., nom. inval. | Elionurus Humb. & Bonpl. ex Willd. | | | Habrurus Hochst., nom. inval. | Elionurus Humb. & Bonpl. ex Willd. | Poaceae |
| Hackelochloa Kuntze | | a | | Hackelochloa Kuntze | | Poaceae |
| Haplachne C. Presl | Dimeria R. Br. | | | Haplachne C. Presl | Dimeria R. Br. | Poaceae |
| Hemarthria R. Br. | | a | | Hemarthria R. Br. | | Poaceae |
| Hemisorghum C. E. Hubb. | Sorghum Moench | | | Hemisorghum C. E. Hubb. | Sorghum Moench | Poaceae |
| Heterelytron Jungh. | Themeda Forssk. | | | Heterelytron Jungh. | Themeda Forssk. | Poaceae |
| Heterochloa Desv. | Andropogon L. | | | Heterochloa Desv. | Andropogon L. | Poaceae |
| Heteropholis C. E. Hubb. | | a | | Heteropholis C. E. Hubb. | | Poaceae |
| Heteropogon Pers. | | a | | Heteropogon Pers. | | Poaceae |
| Hologamium Nees | Sehima Forssk. | | | Hologamium Nees | Sehima Forssk. | Poaceae |
| Homoeatherum Nees | Andropogon L. | | | Homoeatherum Nees | Andropogon L. | Poaceae |
| Homoplitis Trin. | Pogonatherum P. Beauv. | | | Homoplitis Trin. | Pogonatherum P. Beauv. | Poaceae |
| Homopogon Stapf | Trachypogon Nees | | | Homopogon Stapf | Trachypogon Nees | Poaceae |
| Homozeugos Stapf | | a | | Homozeugos Stapf | | Poaceae |
| Hyparrhenia Andersson ex E. Fourn. | | a | | Hyparrhenia Andersson ex E. Fourn. | | Poaceae |
| Hyperthelia Clayton | | a | | Hyperthelia Clayton | | Poaceae |
| Hypogynium Nees | Andropogon L. | | | Hypogynium Nees | Andropogon L. | Poaceae |
| Chalcoelytrum Lunell | Chrysopogon Trin. | | | Chalcoelytrum Lunell | Chrysopogon Trin. | Poaceae |
| Chasmopodium Stapf | | a | | Chasmopodium Stapf | | Poaceae |
| Chionachne R. Br. | | a | | Chionachne R. Br. | | Poaceae |
| Chrysopogon Trin. | | a | | Chrysopogon Trin. | | Poaceae |
| Chumsriella Bor | Germainia Balansa & Poitr. | | | Chumsriella Bor | Germainia Balansa & Poitr. | Poaceae |
| Imperata Cirillo | | a | | Imperata Cirillo | | Poaceae |
| Indochloa Bor | Euclasta Franch. | | | Indochloa Bor | Euclasta Franch. | Poaceae |
| Iseilema Andersson | | a | | Iseilema Andersson | | Poaceae |
| Ischaemopogon Griseb. | Ischaemum L. | | | Ischaemopogon Griseb. | Ischaemum L. | Poaceae |
| Ischaemum L. | | a | | Ischaemum L. | | Poaceae |
| Ischnochloa Hook. f. | Microstegium Nees | | | Ischnochloa Hook. f. | Microstegium Nees | Poaceae |
| Jardinea Steud. | | a | | Jardinea Steud. | | Poaceae |
| Kerriochloa C. E. Hubb. | | a | | Kerriochloa C. E. Hubb. | | Poaceae |
| Lacryma Medik. | Coix L. | | | Lacryma Medik. | Coix L. | Poaceae |
| Lachryma-jobi Ortega | Coix L. | | | Lachryma-jobi Ortega | Coix L. | Poaceae |
| Lachrymaria Heist. ex Fabr. | Coix L. | | | Lachrymaria Heist. ex Fabr. | Coix L. | Poaceae |
| Lakshmia Veldkamp | | a | | Lakshmia Veldkamp | | Poaceae |
| Lasiolytrum Steud. | Arthraxon P. Beauv. | | | Lasiolytrum Steud. | Arthraxon P. Beauv. | Poaceae |
| Lasiorhachis (Hack.) Stapf | | a | | Lasiorhachis (Hack.) Stapf | | Poaceae |
| Lasiurus Boiss. | | a | | Lasiurus Boiss. | | Poaceae |
| Lenormandia Steud., nom. inval. | Chrysopogon Trin. | | | Lenormandia Steud., nom. inval. | Chrysopogon Trin. | Poaceae |
| Lepargochloa Launert | Loxodera Launert | | | Lepargochloa Launert | Loxodera Launert | Poaceae |
| Lepeocercis Trin. | Dichanthium Willemet | | | Lepeocercis Trin. | Dichanthium Willemet | Poaceae |
| Leptatherum Nees | | a | | Leptatherum Nees | | Poaceae |
| Leptopogon Roberty | Andropogon L. | | | Leptopogon Roberty | Andropogon L. | Poaceae |
| Leptosaccharum (Hack.) A. Camus | Eriochrysis P. Beauv. | | | Leptosaccharum (Hack.) A. Camus | Eriochrysis P. Beauv. | Poaceae |
| Lithagrostis Gaertn. | Coix L. | | | Lithagrostis Gaertn. | Coix L. | Poaceae |
| Lodicularia P. Beauv. | Hemarthria R. Br. | | | Lodicularia P. Beauv. | Hemarthria R. Br. | Poaceae |
| Lophopogon Hack. | | a | | Lophopogon Hack. | | Poaceae |
| Loxodera Launert | | a | | Loxodera Launert | | Poaceae |
| Lucaea Kunth | Arthraxon P. Beauv. | | | Lucaea Kunth | Arthraxon P. Beauv. | Poaceae |
| Mandelorna Steud. | Chrysopogon Trin. | | | Mandelorna Steud. | Chrysopogon Trin. | Poaceae |
| Manisuris L. | | a | | Manisuris L. | | Poaceae |
| Mays Mill. | Zea L. | | | Mays Mill. | Zea L. | Poaceae |
| Mayzea Raf. | Zea L. | | | Mayzea Raf. | Zea L. | Poaceae |
| Meoschium P. Beauv. | Ischaemum L. | | | Meoschium P. Beauv. | Ischaemum L. | Poaceae |
| Microstegium Nees | | a | | Microstegium Nees | | Poaceae |
| ×Miscantharum ined. | | a | | Miscantharum ined. | | Poaceae |
| Miscanthidium Stapf | Miscanthus Andersson | | | Miscanthidium Stapf | Miscanthus Andersson | Poaceae |
| Miscanthus Andersson | | a | | Miscanthus Andersson | | Poaceae |
| Mnesithea Kunth | | a | | Mnesithea Kunth | | Poaceae |
| Monium Stapf | Anadelphia Hack. | | | Monium Stapf | Anadelphia Hack. | Poaceae |
| Monocymbium Stapf | | a | | Monocymbium Stapf | | Poaceae |
| Nanooravia Kiran Raj & Sivad. | Dimeria R. Br. | | | Nanooravia Kiran Raj & Sivad. | Dimeria R. Br. | Poaceae |
| Narenga Bor | Miscanthus Andersson | | | Narenga Bor | Miscanthus Andersson | Poaceae |
| Nemastachys Steud. | Microstegium Nees | | | Nemastachys Steud. | Microstegium Nees | Poaceae |
| Ophiuros C. F. Gaertn. | | a | | Ophiuros C. F. Gaertn. | | Poaceae |
| Oxyrhachis Pilg. | | a | | Oxyrhachis Pilg. | | Poaceae |
| Parahyparrhenia A. Camus | | a | | Parahyparrhenia A. Camus | | Poaceae |
| Pectinaria (Benth.) Hack. | Eremochloa Büse | | | Pectinaria (Benth.) Hack. | Eremochloa Büse | Poaceae |
| Peltophorus Desv. | Manisuris L. | | | Peltophorus Desv. | Manisuris L. | Poaceae |
| Perobachne C. Presl | Themeda Forssk. | | | Perobachne C. Presl | Themeda Forssk. | Poaceae |
| Phacelurus Griseb. | | a | | Phacelurus Griseb. | | Poaceae |
| Pithecurus Kunth, nom. inval. | Schizachyrium Nees | | | Pithecurus Kunth, nom. inval. | Schizachyrium Nees | Poaceae |
| Plagiarthron P. A. Duvign., nom. inval. | Loxodera Launert | | | Plagiarthron P. A. Duvign., nom. inval. | Loxodera Launert | Poaceae |
| Plazerium Kunth, nom. inval. | Eriochrysis P. Beauv. | | | Plazerium Kunth, nom. inval. | Eriochrysis P. Beauv. | Poaceae |
| Pleiadelphia Stapf | Elymandra Stapf | | | Pleiadelphia Stapf | Elymandra Stapf | Poaceae |
| Pleuroplitis Trin. | Arthraxon P. Beauv. | | | Pleuroplitis Trin. | Arthraxon P. Beauv. | Poaceae |
| Pobeguinea (Stapf) Jacq.-Fél. | Anadelphia Hack. | | | Pobeguinea (Stapf) Jacq.-Fél. | Anadelphia Hack. | Poaceae |
| Pogonachne Bor | | a | | Pogonachne Bor | | Poaceae |
| Pogonatherum P. Beauv. | | a | | Pogonatherum P. Beauv. | | Poaceae |
| Pogonopsis C. Presl | Pogonatherum P. Beauv. | | | Pogonopsis C. Presl | Pogonatherum P. Beauv. | Poaceae |
| Pollinia Trin. | Microstegium Nees | | | Pollinia Trin. | Microstegium Nees | Poaceae |
| Pollinia Spreng. | Chrysopogon Trin. | | | Pollinia Spreng. | Chrysopogon Trin. | Poaceae |
| Pollinidium Haines | Eulaliopsis Honda | | | Pollinidium Haines | Eulaliopsis Honda | Poaceae |
| Polliniopsis Hayata | Leptatherum Nees | | | Polliniopsis Hayata | Leptatherum Nees | Poaceae |
| Polytoca R. Br. | | a | | Polytoca R. Br. | | Poaceae |
| Polytrias Hack. | | a | | Polytrias Hack. | | Poaceae |
| Poranthera Raf. | Sorghastrum Nash | | | Poranthera Raf. | Sorghastrum Nash | Poaceae |
| Pseudanthistiria (Hack.) Hook. f. | | a | | Pseudanthistiria (Hack.) Hook. f. | | Poaceae |
| Pseudodichanthium Bor | | a | | Pseudodichanthium Bor | | Poaceae |
| Pseudophacelurus A. Camus | Phacelurus Griseb. | | | Pseudophacelurus A. Camus | Phacelurus Griseb. | Poaceae |
| Pseudopogonatherum A. Camus | | a | | Pseudopogonatherum A. Camus | | Poaceae |
| Pseudosorghum A. Camus | | a | | Pseudosorghum A. Camus | | Poaceae |
| Pseudovossia A. Camus | Phacelurus Griseb. | | | Pseudovossia A. Camus | Phacelurus Griseb. | Poaceae |
| Psilopogon Hochst. | Leptatherum Nees | | | Psilopogon Hochst. | Leptatherum Nees | Poaceae |
| Psilostachys Steud. | Dimeria R. Br. | | | Psilostachys Steud. | Dimeria R. Br. | Poaceae |
| Pterygostachyum Steud. | Dimeria R. Br. | | | Pterygostachyum Steud. | Dimeria R. Br. | Poaceae |
| Puliculum Haines | Eulalia Kunth | | | Puliculum Haines | Eulalia Kunth | Poaceae |
| Ratzeburgia Kunth | | a | | Ratzeburgia Kunth | | Poaceae |
| Reana Brign. | Zea L. | | | Reana Brign. | Zea L. | Poaceae |
| Rhaphis Lour. | Chrysopogon Trin. | | | Rhaphis Lour. | Chrysopogon Trin. | Poaceae |
| Rhiniachne Steud., nom. inval. | Thelepogon Roth ex Roem. & Schult. | | | Rhiniachne Steud., nom. inval. | Thelepogon Roth ex Roem. & Schult. | Poaceae |
| Rhytachne Desv. ex Ham. | | a | | Rhytachne Desv. ex Ham. | | Poaceae |
| Rhytidachne K. Schum., orth. var. | Rhytachne Desv. ex Ham. | | | Rhytidachne K. Schum., orth. var. | Rhytachne Desv. ex Ham. | Poaceae |
| Ripidium Trin. | Saccharum L. | | | Ripidium Trin. | Saccharum L. | Poaceae |
| Robynsiochloa Jacq.-Fél. | Rottboellia L. f. | | | Robynsiochloa Jacq.-Fél. | Rottboellia L. f. | Poaceae |
| Rottboellia L. f. | | a | | Rottboellia L. f. | | Poaceae |
| Rubimons B. S. Sun & S. Wang | Miscanthus Andersson | | | Rubimons B. S. Sun & S. Wang | Miscanthus Andersson | Poaceae |
| Rytilix Raf. ex Hitchc. | Mnesithea Kunth | | | Rytilix Raf. ex Hitchc. | Mnesithea Kunth | Poaceae |
| Saccharifera Stokes | Saccharum L. | | | Saccharifera Stokes | Saccharum L. | Poaceae |
| Saccharum L. | | a | | Saccharum L. | | Poaceae |
| Sarga Ewart | | a | | Sarga Ewart | | Poaceae |
| Sclerachne R. Br. | Chionachne R. Br. | | | Sclerachne R. Br. | Chionachne R. Br. | Poaceae |
| Sclerandrium Stapf & C. E. Hubb. | Germainia Balansa & Poitr. | | | Sclerandrium Stapf & C. E. Hubb. | Germainia Balansa & Poitr. | Poaceae |
| Sclerostachya (Hack.) A. Camus | Miscanthus Andersson | | | Sclerostachya (Hack.) A. Camus | Miscanthus Andersson | Poaceae |
| Sehima Forssk. | | a | | Sehima Forssk. | | Poaceae |
| Schizachyrium Nees | | a | | Schizachyrium Nees | | Poaceae |
| Schizopogon Rchb. ex Spreng. | Schizachyrium Nees | | | Schizopogon Rchb. ex Spreng. | Schizachyrium Nees | Poaceae |
| Schoenanthus Adans. | Ischaemum L. | | | Schoenanthus Adans. | Ischaemum L. | Poaceae |
| Sorghastrum Nash | | a | | Sorghastrum Nash | | Poaceae |
| Sorghum Moench | | a | | Sorghum Moench | | Poaceae |
| Sorghum Moench sect. Heterosorghum | | a | i | Sorghum Moench sect. Heterosorghum | | Poaceae |
| Sorghum Moench sect. Chaetosorghum | | a | i | Sorghum Moench sect. Chaetosorghum | | Poaceae |
| Sorghum Moench sect. Parasorghum | | a | i | Sorghum Moench sect. Parasorghum | | Poaceae |
| Sorghum Moench sect. Sorghum | | a | i | Sorghum Moench sect. Sorghum | | Poaceae |
| Sorghum Moench sect. Stiposorghum | Sorghum Moench sect. Parasorghum | | i | Sorghum Moench sect. Stiposorghum | Sorghum Moench sect. Parasorghum | Poaceae |
| Spathia Ewart | | a | | Spathia Ewart | | Poaceae |
| Sphaerium Kuntze | Coix L. | | | Sphaerium Kuntze | Coix L. | Poaceae |
| Spirotheros Raf. | Heteropogon Pers. | | | Spirotheros Raf. | Heteropogon Pers. | Poaceae |
| Spodiopogon Trin. | | a | | Spodiopogon Trin. | | Poaceae |
| Stegosia Lour. | Rottboellia L. f. | | | Stegosia Lour. | Rottboellia L. f. | Poaceae |
| Syllepis E. Fourn. | Imperata Cirillo | | | Syllepis E. Fourn. | Imperata Cirillo | Poaceae |
| Thalysia Kuntze | Zea L. | | | Thalysia Kuntze | Zea L. | Poaceae |
| Thaumastochloa C. E. Hubb. | | a | | Thaumastochloa C. E. Hubb. | | Poaceae |
| Thelepogon Roth ex Roem. & Schult. | | a | | Thelepogon Roth ex Roem. & Schult. | | Poaceae |
| Themeda Forssk. | | a | | Themeda Forssk. | | Poaceae |
| Thyridostachyum Nees | Mnesithea Kunth | | | Thyridostachyum Nees | Mnesithea Kunth | Poaceae |
| Thyrsia Stapf | | a | | Thyrsia Stapf | | Poaceae |
| Tiarrhena (Maxim.) Nakai, orth. var. | Miscanthus Andersson | | | Tiarrhena (Maxim.) Nakai, orth. var. | Miscanthus Andersson | Poaceae |
| Trachypogon Nees | | a | | Trachypogon Nees | | Poaceae |
| Trianthium Desv., nom. inval. | Chrysopogon Trin. | | | Trianthium Desv., nom. inval. | Chrysopogon Trin. | Poaceae |
| Triarrhena (Maxim.) Nakai | Miscanthus Andersson | | | Triarrhena (Maxim.) Nakai | Miscanthus Andersson | Poaceae |
| Trilobachne Schenck ex Henrard | | a | | Trilobachne Schenck ex Henrard | | Poaceae |
| Tripidium H. Scholz | | a | | Tripidium H. Scholz | | Poaceae |
| Triplopogon Bor | | a | | Triplopogon Bor | | Poaceae |
| Tripsacum L. | | a | | Tripsacum L. | | Poaceae |
| Tripsacum L. sect. Fasciculata | | a | i | Tripsacum L. sect. Fasciculata | | Poaceae |
| Tripsacum L. sect. Tripsacum | | a | i | Tripsacum L. sect. Tripsacum | | Poaceae |
| Urelytrum Hack. | | a | | Urelytrum Hack. | | Poaceae |
| Vacoparis Spangler | Sorghum Moench | | | Vacoparis Spangler | Sorghum Moench | Poaceae |
| Veldkampia Ibaragi & Shiro Kobay. | | a | | Veldkampia Ibaragi & Shiro Kobay. | | Poaceae |
| Vetiveria Lem.-Lis. | Chrysopogon Trin. | | | Vetiveria Lem.-Lis. | Chrysopogon Trin. | Poaceae |
| Vossia Wall. & Griff. | | a | | Vossia Wall. & Griff. | | Poaceae |
| Woodrowia Stapf | Dimeria R. Br. | | | Woodrowia Stapf | Dimeria R. Br. | Poaceae |
| Xiphagrostis Coville | Miscanthus Andersson | | | Xiphagrostis Coville | Miscanthus Andersson | Poaceae |
| Ystia Compère | Schizachyrium Nees | | | Ystia Compère | Schizachyrium Nees | Poaceae |
| Zea L. | | a | | Zea L. | | Poaceae |