- ladite paille est choisie dans le groupe comprenant la paille de blé, de seigle, d’orge, d’avoine, de triticale, de tournesol, ou de graminées ou poacées choisies dans le groupe comprenant : Aciachne, Acidosasa, Acostia, Acrachne, Acritochaete, Acroceras, Actinocladum, Aegilops, Aegilosecale, Aegilotricale, Aegilotriticum, Aegopogon, Aeluropus, Afrotrichloris, Agenium, Agrocalamagrostis, Agroelymus, Agrohordeum, Agropogon, Agropyron, Agropyropsis, Agrositanion, Agrostis, Agrotrisecale, Agrotriticum, Aira, Airopsis, Alloeochaete, Allolepis, Alloteropsis, Alopecurus, Alvimia, Ammochloa, Ammophila, Ampelodesmos, Amphicarpum, Amphipogon, Anadelphia, Ancistrachne, Ancistragrostis, Andropogon, Andropterum, Anisopogon, Anomochloa, Anthaenantiopsis, Anthenantia, Anthephora, Anthochloa, Anthoxanthum, Antinoria, Apera, Aphanelytrum, Apluda, Apochiton, Apoclada, Apocopis, Arberella, Arctagrostis, Arctodupontia, Arctophila, Aristida, Arrhenatherum, Arthragrostis, Arthraxon, Arthropogon, Arthrostylidium, Arundinaria, Arundinella, Arundo, Arundoclaytonia, Asthenochloa, Astrebla, Athroostachys, Atractantha, Aulonemia, Austrochloris, Austrofestuca, Avena, Axonopus, Bambusa, Baptorhachis, Beckmannia, Bewsia, Bhidea, Blepharidachne, Blepharoneuron, Boissiera, Bothriochloa, Bouteloua, Brachiaria, Brachyachne, Brachychloa, Brachyelytrum, Brachypodium, Briza, Bromofestuca, Bromuniola, Bromus, Brylkinia, Buchloe, Buchlomimus, Buergersiochloa, Calamagrostis, Calammophila, Calamovilfa, Calderonella, Calyptochloa, Capillipedium, Castellia, Catabrosa, Catalepis, Catapodium, Cathestecum, Cenchrus, Centotheca, Centrochloa, Centropodia, Chaetium, Chaetobromus, Chaetopoa, Chaetopogon, Chamaeraphis, Chandrasekharania, Chasmanthium, Chasmopodium, Chevalierella, Chikusichloa, Chimonobambusa, Chionachne, Chionochloa, Chloris, Chlorocalymma, Chondrosum, Chrysochloa, Chrysopogon, Chusquea, Cinna, Cladoraphis, Clausospicula, Cleistachne, Cleistochloa, Coelachne, Coelachyrum, Coelorachis, Coix, Colanthelia, Coleanthus, Colpodium, Cornucopiae, Cortaderia, Corynephorus, Cottea, Craspedorhachis, Crinipes, Crithopsis, Crypsis, Cryptochloa, Ctenium, Cutandia, Cyathopus, Cyclostachya, Cymbopogon, Cynochloris, Cynodon, Cynosurus, Cyperochloa, Cyphochlaena, Cyrtococcum, Dactylis, Dactyloctenium, Daknopholis, Danthonia, Danthonidium, Danthoniopsis, Dasypyrum, Decaryella, Decaryochloa, Dendrocalamus, Deschampsia, Desmazeria, Desmostachya, Diandrolyra, Diarrhena, Dichaetaria, Dichanthium, Dichelachne, Dielsiochloa, Digitaria, Dignathia, Diheteropogon, Dilophotriche, Dimeria, Dinebra, Dinochloa, Diplopogon, Dissanthelium, Dissochondrus, Distichlis, Drake-Brockmania, Dregeochloa, Dryopoa, Dupontia, Duthiea, Eccoptocarpha, Echinaria, Echinochloa, Echinolaena, Echinopogon, Ectrosia, Ectrosiopsis, Ehrharta, Ekmanochloa, Eleusine, Elionurus, Elyhordeum, Elyleymus, Elymandra, Elymostachys, Elymotriticum, Elymus, Elysitanion, Elytrophorus, Elytrostachys, Enneapogon, Enteropogon, Entolasia, Entoplocamia, Eragrostiella, Eragrostis, Eremitis, Eremocaulon, Eremochloa, Eremopoa, Eremopyrum, Eriachne, Erianthecium, Eriochloa, Eriochrysis, Erioneuron, Euclasta, Eulalia, Eulaliopsis, Eustachys, Euthryptochloa, Exotheca, Farrago, Festuca, Festulolium, Festulpia, Fingerhuthia, Froesiochloa, Garnotia, Gastridium, Gaudinia, Germainia, Gigantochloa, Gilgiochloa, Glaziophyton, Glyceria, Glyphochloa, Gouinia, Graphephorum, Greslania, Griffithsochloa, Guaduella, Gymnopogon, Gynerium, Habrochloa, Hackelochloa, Hainardia, Hainardiopholis, Hakonechloa, Halopyrum, Harpachne, Harpochloa, Helictotrichon, Hemarthria, Hemisorghum, Henrardia, Heterachne, Heteranthelium, Heteranthoecia, Heteropholis, Heteropogon, Hickelia, Hierochloe, Hilaria, Hitchcockella, Holcolemma, Holcus, Homolepis, Homopholis, Homozeugos, Hordale, Hordelymus, Hordeum, Hubbardia, Hubbardochloa, Humbertochloa, Hydrothauma, Hygrochloa, Hygroryza, Hylebates, Hymenachne, Hyparrhenia, Hyperthelia, Hypseochloa, Hystrix,,I,, Ichnanthus, Imperata, Indocalamus, Indopoa, Indosasa, Isachne, Ischaemum, Iseilema, Ixophorus, Jansenella, Jouvea, Kampochloa, Kaokochloa, Kengia, Kerriochloa, Koeleria, Lagurus, Lamarckia, Lamprothyrsus, Lasiacis, Lasiurus, Lecomtella, Leersia, Leptagrostis, Leptaspis, Leptocarydion, Leptochloa, Leptocoryphium, Leptothrium, Lepturidium, Lepturopetium, Lepturus, Leymopyron, Leymostachys, Leymotrix, Leymus, Libyella, Limnas, Limnodea, Limnopoa, Lindbergella, Lintonia, Lithachne, Littledalea, Loliolum, Lolium, Lophacme, Lophatherum, Lopholepis, Lophopogon, Loudetia, Loudetiopsis, Louisiella, Loxodera, Luziola, Lycochloa, Lycurus, Lygeum, Maclurolyra, Maltebrunia, Manisuris, Megalachne, Megaloprotachne, Megastachya, Melanocenchris, Melica, Melinis, Melocalamus, Melocanna, Merostachys, Mesosetum, Metcalfia, Mibora, Micraira, Microbriza, Microcalamus, Microchloa, Micropyropsis, Micropyrum, Microstegium, Milium, Miscanthus, Mnesithea, Mniochloa, Molinia, Monachather, Monanthochloe, Monelytrum, Monocymbium, Monodia, Mosdenia, Muhlenbergia, Munroa, Myriocladus, Myriostachya, Narduroides, Nardus, Nassella, Nastus, Neesiochloa, Nematopoa, Neobouteloua, Neostapfia, Neostapfiella, Nephelochloa, Neurachne, Neurolepis, Neuropoa, Neyraudia, Notochloe, Ochlandra, Ochthochloa, Odontelytrum, Odyssea, Olmeca, Olyra, Ophiuros, Opizia, Oplismenopsis, Oplismenus, Orcuttia, Oreobambos, Oreochloa, Orinus, Oropetium, Ortachne, Orthoclada, Oryticum, Oryza, Oryzidium, Oryzopsis, Otachyrium, Ottochloa, Oxychloris, Oxyrhachis, Oxytenanthera, Panicum, Pappophorum, Paractaenum, Parafestuca, Parahyparrhenia, Paraneurachne, Parapholis, Paratheria, Pariana, Parodiolyra, Paspalidium, Paspalum, Pennisetum, Pentameris, Pentapogon, Pentarrhaphis, Pentaschistis, Pereilema, Periballia, Perotis, Perrierbambus, Peyritschia, Phacelurus, Phaenanthoecium, Phaenosperma, Phalaris, Pharus, Pheidochloa, Phippsia, Phleum, Pholiurus, Phragmites, Phyllorachis, Phyllostachys, Piptochaetium, Piptophyllum, Piresia, Plagiantha, Plagiosetum, Plectrachne, Pleuropogon, Plinthanthesis, Poa, Poagrostis, Podophorus, Poecilostachys, Pogonachne, Pogonarthria, Pogonatherum, Pogonochloa, Pogononeura, Pohlidium, Polevansia, Polypogon, Polytoca, Polytrias, Pommereulla, Porteresia, Potamophila, Pringleochloa, Prionanthium, Prosphytochloa, Psammagrostis, Psammochloa, Psathyrostachys, Pseudanthistiria, Pseudechinolaena, Pseudochaetochloa, Pseudocoix, Pseudodanthonia, Pseudodichanthium, Pseudopentameris, Pseudoraphis, Pseudosasa, Pseudosorghum, Pseudozoysia, Psilolemma, Psilurus, Puccinellia, Pucciphippsia, Puelia, Pyrrhanthera, Racemobambos, Raddia, Raddiella, Ratzeburgia, Redfieldia, Reederochloa, Rehia, Reimarochloa, Reitzia, Relchela, Reynaudia, Rhipidocladum, Rhizocephalus, Rhombolytrum, Rhynchoryza, Rhytachne, Richardsiella, Rostraria, Rottboellia, Rytidosperma, Saccharum, Sacciolepis, Sartidia, Sasa, Schaffnerella, Schedonnardus, Schismus, Schizachne, Schizachyrium, Schizostachyum, Schmidtia, Schoenefeldia, Sclerachne, Sclerochloa, Sclerodactylon, Scleropogon, Scolochloa, Scribneria, Scutachne, Secale, Sehima, Semiarundinaria, Sesleria, Setaria, Setariopsis, Shibataea, Silentvalleya, Simplicia, Sinarundinaria, Sinobambusa, Sitanion, Sitordeum, Snowdenia, Soderstromia, Sohnsia, Sorghastrum, Sorghum, Spartina, Spartochloa, Spathia, Sphaerobambos, Sphaerocaryum, Spheneria, Sphenopholis, Sphenopus, Spinifex, Spodiopogon, Sporobolus, Steinchisma, Steirachne, Stenotaphrum, Stephanachne, Stereochlaena, Steyermarkochloa, Stipa, Stipagrostis, Stiporyzopsis, Streblochaete, Streptochaeta, Streptogyna, Streptolophus, Streptostachys, Styppeiochloa, Sucrea, Suddia, Swallenia, Symplectrodia, Taeniatherum, Tarigidia, Tatianyx, Tetrachaete, Tetrachne, Tetrapogon, Thamnocalamus, Thaumastochloa, Thelepogon, Themeda, Thrasya, Thrasyopsis, Thuarea, Thyridachne, Thyridolepis, Thyrsostachys, Thysanolaena, Torreyochloa, Tovarochloa, Trachypogon, Trachys, Tragus, Tribolium, Trichloris, Tricholaena, Trichoneura, Trichopteryx, Tridens, Trikeraia, Trilobachne, Triniochloa, Triodia, Triplachne, Triplasis, Triplopogon, Tripogon, Tripsacum, Triraphis, Triscenia, Trisetaria, Trisetokoeleria, Trisetum, Tristachya, Triticosecale, Triticum, Tritordeum, Tuctoria, Uniola, Uranthoecium, Urelytrum, Urochlaena, Urochloa, Urochondra, Vaseyochloa, Ventenata, Vetiveria, Vietnamosasa, Viguierella, Vossia, Vulpia, Vulpiella, Wangenheimia, Whiteochloa, Willkommia, Xerochloa, Yakirra, Yvesia, Zea, Zenkeria, Zeugites, Zingeria, Zizania, Zizaniopsis, Zonotriche, Zoysia, Zygochloa ;