List of Poaceae genera
Poaceae, also known as the true grasses, is the fourth largest plant family in the world with around 12,000 species and roughly 800 genera.<ref name="SorengPeterson2015"/><ref>{{#invoke:citation/CS1|citation |CitationClass=web }}</ref> They contain, among others, the cereal crop species and other plants of economic importance, such as the bamboos, and several important weeds.
Grasses probably originated in the understory of tropical rainforests in the Late Cretaceous, but have since come to occupy a wide range of different habitats.<ref name="EdwardsSmith2010">Template:Cite journal Template:Open access</ref><ref name="ChristinSpriggs2013">Template:Cite journal Template:Open access</ref> Notably, they are the dominant species in grasslands, open habitats that cover around one fifth of the earth's terrestrial surface.<ref name="EdwardsSmith2010"/> The C4 photosynthetic pathway has evolved at least 22 times independently in the grasses; C4 species are more competitive than C3 plants in open habitats with high light intensity and warm temperatures.<ref name="GWPGII"/>
The deeper relationships in the family have been resolved by recent molecular phylogenetic work.<ref name="GWPGII">Template:Cite journal Template:Open access</ref> This has been translated into a modern classification which divides the grasses into twelve subfamilies and a number of tribes, with large tribes further divided into subtribes.<ref name="SorengPeterson2015">Template:Cite journal Template:Open access</ref>
Anomochlooideae, Pharoideae and Puelioideae are early diverging lineages containing only a few species. Most of the diversity falls into the two big BOP and PACMAD clades, which each contain roughly half of the family's species. C4 lineages have only evolved in the PACMAD clade, whereas many lineages in the BOP clade have evolved adaptations to cold climate.
While the higher-level classification of the grasses is now relatively well understood, taxonomic efforts continue at the species and genera level, and with continuing phylogenetic research, a number of names is likely to change.<ref name=VorontsovaSimons2012>Template:Cite journal</ref> The list of genera below is therefore likely to evolve with further study.
GeneraEdit
809 genera are currently accepted:<ref name = powo>Poaceae Barnhart. Plants of the World Online. Retrieved 13 May 2025.</ref>
AEdit
- Aakia Template:Small
- Achnatherum Template:Small
- Aciachne Template:Small
- Acidosasa Template:Small
- Acostia Template:Small
- Acrachne Template:Small
- Acritochaete Template:Small
- Acroceras Template:Small
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- Actinocladum Template:Small
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- × Aegilotriticum Template:Small
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- × Agroelymus Template:Small (Agropyron × Elymus)
- × Agropogon Template:Small (Agrostis × Polypogon)
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- × Agrothinopyrum Template:Small (Agropyron × Thinopyrum)
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- Ammochloa Template:Small
- Ammophila Template:Small – synonym of Calamagrostis
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- Apochiton Template:Small – synonym of Coelachyrum
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- Arberella Template:Small
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- × Arctodupontia Template:Small (Arctophila × Dupontia)
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- Arctophila Template:Small – synonym of Dupontia
- Arctopoa Template:Small
- Aristida Template:Small
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BEdit
- Bambusa Template:Small
- Baptorhachis Template:Small
- Barkworthia Template:Small
- Bashania Template:Small
- Batochloa Template:Small
- Beckmannia Template:Small
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- Bewsia Template:Small
- Bhidea Template:Small
- Blepharidachne Template:Small
- Boldrinia Template:Small
- Bonia Template:Small
- Borinda Template:Small
- Bothriochloa Template:Small
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- Brachychloa Template:Small
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- Brachypodium Template:Small
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- Brasilochloa Template:Small
- Briza Template:Small
- Bromuniola Template:Small
- Bromus Template:Small
- Brylkinia Template:Small
- Buergersiochloa Template:Small
CEdit
- Calamagrostis Template:Small
- Calamovilfa Template:Small – synonym of Sporobolus Template:Small
- Calamtrisetum Template:Small
- Calotheca Template:Small
- Calyptochloa Template:Small
- Cambajuva Template:Small
- × Campeiordeum Template:Small (Campeiostachys × Hordeum)
- Campeiostachys Template:Small
- × Campeyilia Template:Small (Campeiostachys × Kengyilia)
- Canastra Template:Small
- Capeochloa Template:Small
- Capillipedium Template:Small
- Castellia Template:Small
- Catabrosa Template:Small
- Catabrosella Template:Small
- Catalepis Template:Small
- × Catanellia Template:Small (Catabrosa × Puccinellia)
- Catapodium Template:Small
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- Celtica Template:Small
- Cenchrus Template:Small
- Centotheca Template:Small
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- Cephalostachyum Template:Small
- Chaetium Template:Small
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- Chandrasekharania Template:Small
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- Chasmanthium Template:Small
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- Chevalierella Template:Small
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- Chimonocalamus Template:Small
- Chionachne Template:Small – synonym of Polytoca
- Chionochloa Template:Small
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- Chloris Template:Small
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- Chrysopogon Template:Small
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- Cinna Template:Small
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- Clausospicula Template:Small
- Cleistachne Template:Small – synonym of Sorghum Template:Small
- Cleistochloa Template:Small
- Cleistogenes Template:Small
- Cnidochloa Template:Small
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- Coelachyrum Template:Small
- Coelorachis Template:Small – synonym of Eremochloa
- Coix Template:Small
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- Coleataenia Template:Small
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- Cornucopiae Template:Small – synonym of Alopecurus
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- Crypsis Template:Small – symptom of Sporobolus
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- Ctenium Template:Small
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- Cyathopus Template:Small
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- × Cynochloris Template:Small (Chloris × Cynodon)
- Cynodon Template:Small
- Cynosurus Template:Small
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- Cyphonanthus Template:Small
- Cyrtochloa Template:Small
- Cyrtococcum Template:Small
DEdit
- Dactylis Template:Small
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- Daknopholis Template:Small
- Danthonia Template:Small
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- Danthonidium Template:Small
- Danthoniopsis Template:Small
- Dasyochloa Template:Small – synonym of Munroa Template:Small
- Dasypyrum Template:Small
- × Dasyticum Template:Small (Dasypyrum × Triticum)
- Davidsea Template:Small
- Decaryella Template:Small
- Decaryochloa Template:Small
- Dendrocalamus Template:Small
- Deschampsia Template:Small
- Desmazeria Template:Small
- Desmostachya Template:Small
- Diandrolyra Template:Small
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- Dichaetaria Template:Small
- Dichanthelium Template:Small
- Dichanthium Template:Small
- Dichelachne Template:Small – synonym of Pentapogon Template:Small
- Didymogonyx Template:Small
- Diectomis Template:Small
- Digitaria Template:Small
- Dignathia Template:Small
- Diheteropogon Template:Small
- Dilophotriche Template:Small
- Dimeria Template:Small
- Dimorphochloa Template:Small
- Dinebra Template:Small
- Dinochloa Template:Small
- Diplachne Template:Small
- Disakisperma Template:Small
- Dissanthelium Template:Small – synonym of Poa Template:Small
- Dissochondrus Template:Small
- Distichlis Template:Small
- Drakkaria Template:Small
- Dregeochloa Template:Small
- Drepanostachyum Template:Small
- Dryopoa Template:Small
- Dupontia Template:Small
- Dupontiopsis Template:Small
- × Dupontopoa Template:Small (Dupontia × Poa)
- Duthiea Template:Small
EEdit
- Eccoptocarpha Template:Small
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- Echinolaena Template:Small
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- Ectrosia Template:Small - synonym of Eragrostis
- Ehrharta Template:Small
- Ekmanochloa Template:Small
- Eleusine Template:Small
- Elionurus Template:Small
- Ellisochloa Template:Small
- × Elyhordeum Template:Small (Elymus × Hordeum)
- × Elyleymus Template:Small (Elymus × Leymus)
- Elymandra Template:Small
- × Elymostachys Template:Small (Elymus × Psathyrostachys)
- Elymus Template:L.
- Elytrigia Template:Small – synonym of Elymus
- Elytrophorus Template:Small
- Elytrostachys Template:Small
- Enneapogon Template:Small
- Enteropogon Template:Small
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- Entoplocamia Template:Small
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- Eriochrysis Template:Small
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- × Eriosella Template:Small (Eriocoma × Nassella)
- Euclasta Template:Small
- Eulalia Template:Small
- Eulaliopsis Template:Small
- Eustachys Template:Small
- Exotheca Template:Small
FEdit
- Falona Template:Small
- Fargesia Template:Small
- Farrago Template:Small
- Ferrocalamus Template:Small
- Festuca Template:Small
- Festucopsis Template:Small
- × Festulolium Template:Small (Festuca × Lolium)
- Filgueirasia Template:Small
- Fimbribambusa Template:Small
- Fingerhuthia Template:Small
- Froesiochloa Template:Small
GEdit
- Gaoligongshania Template:Small
- Garnotia Template:Small
- Gastridium Template:Small
- Gaudinia Template:Small
- Gelidocalamus Template:Small
- Geochloa Template:Small
- Germainia Template:Small
- Gerritea Template:Small
- × Gigantocalamus Template:Small (Dendrocalamus × Gigantochloa)
- Gigantochloa Template:Small
- Gilgiochloa Template:Small
- Glaziophyton Template:Small
- Glyceria Template:Small
- Glyphochloa Template:Small
- Gouinia Template:Small
- Graciliotrisetum Template:Small
- Graphephorum Template:Small
- Greeneochloa Template:Small
- Greslania Template:Small
- Guadua Template:Small
- Guaduella Template:Small
- Gymnopogon Template:Small
- Gynerium Template:Small
HEdit
- Habrochloa Template:Small
- Hackelochloa Template:Small
- Hainardia Template:Small – synonym of Parapholis
- Hakonechloa Template:Small
- Halopyrum Template:Small
- Harpachne Template:Small
- Harpochloa Template:Small
- Helictochloa Template:Small
- Helictotrichon Template:Small
- Hemarthria Template:Small
- Hemisorghum Template:Small
- Henrardia Template:Small
- Hesperostipa Template:Small
- Heterachne Template:Small – synonym of Eragrostis
- Heteranthelium Template:Small
- Heteranthoecia Template:Small
- Heteropholis Template:Small
- Heteropogon Template:Small
- Hickelia Template:Small
- Hierochloe Template:Small – synonym of Anthoxanthum
- Hilaria Template:Small
- Hitchcockella Template:Small
- Holcolemma Template:Small
- Holcus Template:Small
- Holttumochloa Template:Small
- Homolepis Template:Small
- Homopholis Template:Small
- Homozeugos Template:Small
- Hookerochloa Template:Small
- Hopia Template:Small
- Hordelymus Template:Small
- Hordeum Template:Small
- Hsuehochloa Template:Small
- Hubbardia Template:Small
- Hubbardochloa Template:Small
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- Hyalopoa Template:Small
- Hyalopodium Template:Small
- Hydrothauma Template:Small
- Hygrochloa Template:Small
- Hygroryza Template:Small
- Hylebates Template:Small
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- Hyparrhenia Template:Small
- Hyperthelia Template:Small
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IEdit
- Ichnanthus Template:Small
- Imperata Template:Small
- Indocalamus Template:Small
- Indopoa Template:Small
- Indosasa Template:Small
- Isachne Template:Small
- Ischaemum Template:Small
- Iseilema Template:Small
- Ixophorus Template:Small
JEdit
KEdit
- Kalinia Template:Small
- Kampochloa Template:Small
- Kaokochloa Template:Small
- Kellochloa Template:Small
- × Kengdoroegneria Template:Small (Kengyilia × Pseudoroegneria)
- Kengiochloa Template:Small
- Kengyilia Template:Small
- Keratochlaena Template:Small
- Kerriochloa Template:Small
- Khoonmengia Template:Small
- Kinabaluchloa Template:Small
- Koeleria Template:Small
- Koordersiochloa Template:Small
- Kuruna Template:Small
LEdit
- Lachnagrostis Template:Small
- Laegaardia Template:Small
- Lagurus Template:Small
- Lamarckia Template:Small
- Laobambos Template:Small
- Lasiacis Template:Small
- Lasiorhachis Template:Small
- Lasiurus Template:Small
- Lecomtella Template:Small
- Leersia Template:Small
- Leptagrostis Template:Small
- Leptaspis Template:Small
- Leptocarydion Template:Small
- Leptochloa Template:Small
- Leptothrium Template:Small
- Lepturidium Template:Small
- Lepturopetium Template:Small
- Lepturus Template:Small
- × Leydeum Template:Small (Hordeum × Leymus)
- × Leymostachys Template:Small (Leymus × Psathyrostachys)
- Leymus Template:Small
- Limnas Template:Small
- Limnodea Template:Small
- Limnopoa Template:Small
- Lithachne Template:Small
- Littledalea Template:Small
- Locajonoa Template:Small
- Lolium Template:Small
- Lombardochloa Template:Small
- Lophacme Template:Small
- Lophatherum Template:Small
- Lophopogon Template:Small
- Lorenzochloa Template:Small
- Loudetia Template:Small
- Loudetiopsis Template:Small
- Louisiella Template:Small
- Loxodera Template:Small
- Luziola Template:Small
- Lycochloa Template:Small
- Lygeum Template:Small
MEdit
- Maclurochloa Template:Small
- Maclurolyra Template:Small
- Macrochloa Template:Small
- Maltebrunia Template:Small
- Manisuris Template:Small
- Mayariochloa Template:Small
- Megalachne Template:Small
- Megaloprotachne Template:Small – synonym of Digitaria Template:Small
- Megastachya Template:Small
- Megathyrsus Template:Small
- Melanocenchris Template:Small
- Melica Template:Small
- Melinis Template:Small
- Melocalamus Template:Small
- Melocanna Template:Small
- Merostachys Template:Small
- Merxmuellera Template:Small
- Mesosetum Template:Small
- Metcalfia Template:Small
- Mibora Template:Small
- Micrachne Template:Small
- Micraira Template:Small
- Microbriza Template:Small
- Microcalamus Template:Small
- Microchloa Template:Small
- Microlaena Template:Small
- Microstegium Template:Small
- Milium Template:Small
- Miscanthidium Template:Small
- Miscanthus Template:Small
- Mnesithea Template:Small
- Mniochloa Template:Small
- Molineriella Template:Small
- Molinia Template:Small
- Moliniopsis Template:Small
- Monachather Template:Small
- Monelytrum Template:Small
- Monocymbium Template:Small
- Moorochloa Template:Small
- Morronea Template:Small
- Mosdenia Template:Small
- Muhlenbergia Template:Small
- Mullerochloa Template:Small
- Munroa Template:Small
- Myriocladus Template:Small
- Myriostachya Template:Small
NEdit
- Nanooravia Template:Small
- Narduroides Template:Small – synonym of Festuca
- Nardus Template:Small
- Narenga Template:Small
- Nassella Template:Small
- Nastus Template:Small
- Neesiochloa Template:Small
- Nematopoa Template:Small
- Neobouteloua Template:Small
- Neohouzeaua Template:Small – synonym of Schizostachyum
- Neololeba Template:Small
- Neomicrocalamus Template:Small
- Neostapfia Template:Small
- Neostapfiella Template:Small
- Neotrinia Template:Small
- Nephelochloa Template:Small
- Neurachne Template:Small
- Neyraudia Template:Small
- Nianhochloa Template:Small
- Nicoraepoa Template:Small
- Notochloe Template:Small
OEdit
- Ocellochloa Template:Small
- Ochlandra Template:Small
- Odyssea Template:Small
- Oedochloa Template:Small
- Oldeania Template:Small
- Oligostachyum Template:Small
- Olmeca Template:Small
- Oloptum Template:Small
- Olyra Template:Small
- Oncorachis Template:Small
- Ophiuros Template:Small
- Oplismenopsis Template:Small
- Oplismenus Template:Small
- Orcuttia Template:Small
- Oreobambos Template:Small
- Oreochloa Template:Small
- Oreopoa Template:Small
- Orinus Template:Small
- Oropetium Template:Small
- Ortachne Template:Small
- Orthacanthus Template:Small
- Orthoclada Template:Small
- Orthoraphium Template:Small
- Oryza Template:Small
- Oryzidium Template:Small
- Oryzopsis Template:Small
- Osvaldoa Template:Small
- Otachyrium Template:Small
- Otatea Template:Small
- Ottochloa Template:Small
- Oxychloris Template:Small
- Oxyrhachis Template:Small
- Oxytenanthera Template:Small
PEdit
- Panicum Template:Small
- Pappagrostis Template:Small
- Pappophorum Template:Small
- Pappostipa Template:Small
- Parabambusa Template:Small
- Paracolpodium Template:Small
- Paractaenum Template:Small
- Parafestuca Template:Small
- Parahyparrhenia Template:Small
- Paramochloa Template:Small
- Parapholis Template:Small
- Paratheria Template:Small
- Pariana Template:Small
- Parianella Template:Small
- Parodiolyra Template:Small
- Parodiophyllochloa Template:Small
- Parvotrisetum Template:Small
- Pascopyrum Template:Small – synonym of Elymus Template:Small
- Paspalum Template:Small
- Patis Template:Small
- Patzkea Template:Small
- Pennisetum Template:Small – synonym of Cenchrus
- Pentameris Template:Small
- Pentapogon Template:Small
- Periballia Template:Small
- Peridictyon Template:Small
- Perotis Template:Small
- Perrierbambus Template:Small
- Peyritschia Template:Small
- Phacelurus Template:Small
- Phaenanthoecium Template:Small
- Phaenosperma Template:Small
- Phalaris Template:Small
- Pharus Template:Small
- Pheidochloa Template:Small
- Phippsia Template:Small
- Phleum Template:Small
- Pholiurus Template:Small
- Phragmites Template:Small
- Phuphanochloa Template:Small
- Phyllorachis Template:Small
- × Phyllosasa Template:Small
- Phyllostachys Template:Small
- Pinga Template:Small
- Piptatheropsis Template:Small
- Piptatherum Template:Small
- Piptochaetium Template:Small
- Piptophyllum Template:Small
- Piresia Template:Small
- Piresiella Template:Small
- Plagiantha Template:Small
- Plagiosetum Template:Small
- Pleioblastus Template:Small
- Pleuropogon Template:Small
- Plinthanthesis Template:Small
- Poa Template:Small
- Podagrostis Template:Small
- Poecilostachys Template:Small
- Pogonachne Template:Small
- Pogonarthria Template:Small
- Pogonatherum Template:Small
- Pogonochloa Template:Small
- Pogononeura Template:Small
- Pohlidium Template:Small
- Poidium Template:Small
- Polevansia Template:Small
- Polypogon Template:Small
- Polytoca Template:Small
- Polytrias Template:Small
- Pommereulla Template:Small
- Potamophila Template:Small
- Pratochloa Template:Small
- Prosphytochloa Template:Small
- Psammagrostis Template:Small – synonym of Eragrostis Template:Small
- Psammochloa Template:Small
- Psathyrostachys Template:Small
- Pseudanthistiria Template:Small
- Pseudechinolaena Template:Small
- Pseudobambusa Template:Small
- Pseudobromus Template:Small
- Pseudodanthonia Template:Small
- Pseudodichanthium Template:Small
- Pseudoeriocoma Template:Small
- Pseudolasiacis Template:Small
- Pseudopentameris Template:Small
- Pseudophleum Template:Small
- Pseudopogonatherum Template:Small
- Pseudoraphis Template:Small
- Pseudoroegneria Template:Small
- Pseudosasa Template:Small
- Pseudosorghum Template:Small
- Pseudostachyum Template:Small
- Pseudotrachys Template:Small
- Pseudoxytenanthera Template:Small
- Pseudozoysia Template:Small
- Psilathera Template:Small
- Psilolemma Template:Small
- Ptilagrostiella Template:Small
- Ptilagrostis Template:Small
- Puccinellia Template:Small
- × Pucciphippsia Template:Small
- Puelia Template:Small
REdit
- Racemobambos Template:Small
- Raddia Template:Small
- Raddiella Template:Small
- Ratzeburgia Template:Small
- Ravenochloa Template:Small
- Redfieldia Template:Small – synonym of Muhlenbergia
- Rehia Template:Small
- Reitzia Template:Small
- Relchela Template:Small
- Renvoizea Template:Small
- Reynaudia Template:Small
- Rheochloa Template:Small
- Rhipidocladum Template:Small
- Rhizocephalus Template:Small
- Rhombolytrum Template:Small
- Rhynchoryza Template:Small
- Rhytachne Template:Small
- Richardsiella Template:Small
- Rosengurttia Template:Small
- Rostraria Template:Small
- Rottboellia Template:Small
- Rugoloa Template:Small
- Ruhooglandia Template:Small
- Rupichloa Template:Small
- Rytidosperma Template:Small
SEdit
- Saccharum Template:Small
- Sacciolepis Template:Small
- Sarga Template:Small
- Sarocalamus Template:Small
- Sartidia Template:Small
- Sasa Template:Small
- Sasaella Template:Small
- Sasamorpha Template:Small
- Saugetia Template:Small – synonym of Tetrapogon
- Saxipoa Template:Small
- Schenckochloa Template:Small
- Schismus Template:Small
- Schizachne Template:Small
- Schizachyrium Template:Small
- Schizostachyum Template:Small
- Schmidiella Template:Small
- Schmidtia Template:Small
- Schoenefeldia Template:Small
- Schoenefeldiella Template:Small
- Sclerochloa Template:Small
- Sclerodactylon Template:Small
- Scleropogon Template:Small
- Scolochloa Template:Small
- Scrotochloa Template:Small
- Scutachne Template:Small
- Secale Template:Small
- Sehima Template:Small
- Semiarundinaria Template:Small
- Sesleria Template:Small
- Sesleriella Template:Small
- Setaria Template:Small
- Setariopsis Template:Small
- Shibataea Template:Small
- Sibirotrisetum Template:Small
- Silentvalleya Template:Small
- Simonachne Template:Small
- Simplicia Template:Small
- Sinobambusa Template:Small
- Sinochasea Template:Small
- Sinosasa Template:Small
- Sirochloa Template:Small
- Snowdenia Template:Small
- Soejatmia Template:Small
- Sohnsia Template:Small
- Sokinochloa Template:Small
- Sorghastrum Template:Small
- Sorghum Template:Small
- Spartina Template:Small – synonym of Sporobolus
- Spartochloa Template:Small
- Spathia Template:Small
- Sphaerobambos Template:Small
- Sphaerocaryum Template:Small
- Spheneria Template:Small
- Sphenopholis Template:Small
- Sphenopus Template:Small
- Spinifex Template:Small
- Spodiopogon Template:Small
- Sporobolus Template:Small
- Stapfochloa Template:Small
- Stapletonia Template:Small
- Steinchisma Template:Small
- Steirachne Template:Small
- Stelanemia Template:Small
- Stenostachys Template:Small
- Stenotaphrum Template:Small
- Stephanachne Template:Small
- Stephostachys Template:Small
- Stereochlaena Template:Small
- Steyermarkochloa Template:Small
- Stiburus Template:Small
- Stipa Template:Small
- Stipagrostis Template:Small
- Stipellula Template:Small
- Stolonochloa Template:Small
- Streptochaeta Template:Small
- Streptogyna Template:Small
- Streptolophus Template:Small
- Streptostachys Template:Small
- Styppeiochloa Template:Small
- Sucrea Template:Small – synonym of Raddia
- Suddia Template:Small
- Swallenia Template:Small
- Sylvipoa Template:Small
TEdit
- Taeniatherum Template:Small
- Taeniorhachis Template:Small
- Taquara Template:Small
- Tarigidia Template:Small
- Tatianyx Template:Small
- Temburongia Template:Small
- Temochloa Template:Small
- Tenaxia Template:Small
- Tetrachaete Template:Small
- Tetrachne Template:Small
- Tetrapogon Template:Small
- Tetrarrhena Template:Small
- Thamnocalamus Template:Small
- Thaumastochloa Template:Small
- Thedachloa Template:Small
- Thelepogon Template:Small
- Themeda Template:Small
- × Thinoelymus Template:Small (Elymus × Thinopyrum)
- × Thinoleymus Template:Small (Leymus × Thinopyrum)
- Thinopyrum Template:Small
- Thorneochloa Template:Small
- Thuarea Template:Small
- Thyridachne Template:Small
- Thyridolepis Template:Small
- Thyrsia Template:Small
- × Thyrsocalamus Template:Small (Dendrocalamus × Thyrsostachys)
- Thyrsostachys Template:Small
- Thysanolaena Template:Small
- Tibisia Template:Small
- Timouria Template:Small
- Tongpeia Template:Small
- Torreyochloa Template:Small
- Trachypogon Template:Small
- Trachys Template:Small
- Tragus Template:Small
- Tribolium Template:Small
- Trichanthecium Template:Small
- Tricholaena Template:Small
- Tricholemma Template:Small
- Trichoneura Template:Small
- Trichopteryx Template:Small
- Tridens Template:Small
- Tridentopsis Template:Small
- Trigonochloa Template:Small
- Trikeraia Template:Small
- Trilobachne Template:Small
- Triniochloa Template:Small
- Triodia Template:Small
- Tripidium Template:Small
- Triplachne Template:Small
- Triplasiella Template:Small
- Triplasis Template:Small
- Triplopogon Template:Small
- Tripogon Template:Small
- Tripogonella Template:Small
- Tripsacum Template:Small
- Triraphis Template:Small
- Triscenia Template:Small
- Trisetaria Template:Small
- Trisetopsis Template:Small
- × Trisetopsotrichon Template:Small (Helictotrichon × Trisetopsis)
- Trisetum Template:Small
- Tristachya Template:Small
- Triticum Template:Small
- Tuctoria Template:Small
- Tzveleviochloa Template:Small
UEdit
- Uniola Template:Small
- Uranthoecium Template:Small
- Urelytrum Template:Small
- Urochloa Template:Small
- Urochondra Template:Small
VEdit
- Vahlodea Template:Small
- Valiha Template:Small
- Vaseyochloa Template:Small
- Veldkampia Template:Small
- Ventenata Template:Small
- Vietnamocalamus Template:Small
- Vietnamochloa Template:Small
- Vietnamosasa Template:Small
- Viguierella Template:Small
- Vossia Template:Small
- Vulpia Template:Small – synonym of Festuca
- Vulpiella Template:Small
WEdit
- Walwhalleya Template:Small
- Wangenheimia Template:Small
- Whiteochloa Template:Small
- Widjajachloa Template:Small
- Willkommia Template:Small
X, YEdit
- Xerochloa Template:Small
- Yersinochloa Template:Small
- Yakirra Template:Small – synonym of Panicum
- Yushania Template:Small
- Yvesia Template:Small
ZEdit
- Zaqiqah Template:Small
- Zea Template:Small
- Zenkeria Template:Small
- Zeugites Template:Small
- Zingeria Template:Small – synonym of Colpodium
- Zizania Template:Small
- Zizaniopsis Template:Small
- Zonotriche Template:Small
- Zotovia Template:Small
- Zoysia Template:Small
- Zuloagaea Template:Small
- Zygochloa Template:Small