Panicum acuminatum Sw., Prodr. Veg. Ind. Occ.: 23. 1788 sec. Dávila & al. 2006
- =Panicum lanuginosum Elliott, Sketch Bot. S. Carolina 1(2): 123. 1816 syn. sec. Dávila & al. 2006
- =Panicum strictum Bosc ex Roem. & Schult., Syst. Veg. 2: 447. 1817 syn. sec. Dávila & al. 2006
- =Panicum ornatum Desv. ex Ham., Prodr. Pl. Ind. Occid.: 11. 1825 syn. sec. Dávila & al. 2006
- =Panicum tectum Willd. ex Spreng., Syst. Veg. 1: 313. 1825 syn. sec. Dávila & al. 2006
- =Panicum minutulum Desv. in Mém. Soc. Agric. Angers 1: 191. 1831 syn. sec. Dávila & al. 2006
- =Panicum dichotomum var. pubescens Munro, Pl. Hartw.: 341. 1857 syn. sec. Dávila & al. 2006
- =Panicum dichotomum var. lanuginosum (Elliott) Alph. Wood, Class-book Bot. (ed. 1861): 786. 1861 syn. sec. Dávila & al. 2006
- =Panicum thermale Bol. in Proc. Calif. Acad. Sci. 2: 181. 1862 syn. sec. Dávila & al. 2006
- =Panicum dichotomum var. acuminatum (Sw.) Griseb., Fl. Brit. W. I.: 553. 1864 syn. sec. Dávila & al. 2006
- =Panicum dichotomum var. villosum (A. Gray) Vasey in Dept. Agric. Bot. Div. Bull. 8: 31. 1889 syn. sec. Dávila & al. 2006
- =Panicum villosissimum Nash in Bull. Torrey Bot. Club 23: 149. 1896 syn. sec. Dávila & al. 2006
- =Panicum villosissimum Nash var. villosissimum in Bull. Torrey Bot. Club 23: 149. 1896 syn. sec. Dávila & al. 2006
- =Panicum atlanticum Nash in Bull. Torrey Bot. Club 24(7): 346-347. 1897 syn. sec. Dávila & al. 2006
- =Panicum leucothrix Nash in Bull. Torrey Bot. Club 24(1): 41-42. 1897 syn. sec. Dávila & al. 2006
- =Panicum parvispiculum Nash in Bull. Torrey Bot. Club 24(7): 347-348. 1897 syn. sec. Dávila & al. 2006
- =Panicum filiculme Ashe in J. Elisha Mitchell Sci. Soc. 15: 59. 1898 syn. sec. Dávila & al. 2006
- =Panicum haemacarpon Ashe in J. Elisha Mitchell Sci. Soc. 15: 55. 1898 syn. sec. Dávila & al. 2006
- =Panicum huachucae Ashe in J. Elisha Mitchell Sci. Soc. 15: 51. 1898 syn. sec. Dávila & al. 2006
- =Panicum implicatum Scribn. in Bull. Div. Agrostol., U.S.D.A. 11: 43, f. 2. 1898 syn. sec. Dávila & al. 2006
- =Panicum meridionale Ashe in J. Elisha Mitchell Sci. Soc. 15: 59. 1898 syn. sec. Dávila & al. 2006
- =Panicum meridionale Ashe var. meridionale in J. Elisha Mitchell Sci. Soc. 15: 59. 1898 syn. sec. Dávila & al. 2006
- =Panicum microphyllum Ashe in J. Elisha Mitchell Sci. Soc. 15: 61. 1898 syn. sec. Dávila & al. 2006
- =Panicum scoparioides Ashe in J. Elisha Mitchell Sci. Soc. 15: 53. 1898 syn. sec. Dávila & al. 2006
- =Panicum tennesseense Ashe in J. Elisha Mitchell Sci. Soc. 15: 52. 1898 syn. sec. Dávila & al. 2006
- =Panicum wrightianum Scribn. in Bull. Div. Agrostol., U.S.D.A. 11: 44, f. 4. 1898 syn. sec. Dávila & al. 2006
- =Panicum ciliosum Nash in Bull. Torrey Bot. Club 26(11): 568. 1899 syn. sec. Dávila & al. 2006
- =Panicum longiligulatum Nash in Bull. Torrey Bot. Club 26(11): 574. 1899 syn. sec. Dávila & al. 2006
- =Panicum occidentale Scribn. in Rep. (Annual) Missouri Bot. Gard. 10: 48. 1899 syn. sec. Dávila & al. 2006
- =Panicum orangense Ashe in J. Elisha Mitchell Sci. Soc. 15: 113. 1899 syn. sec. Dávila & al. 2006
- =Panicum thurowii Scribn. & J.G. Sm. in Circ. Div. Agrostol. U.S.D.A. 16: 5. 1899 syn. sec. Dávila & al. 2006
- =Panicum albemarlense Ashe in J. Elisha Mitchell Sci. Soc. 16: 84. 1900 syn. sec. Dávila & al. 2006
- =Panicum funstonii Scribn. & Merr. in Circ. Div. Agrostol. U.S.D.A. 35: 4. 1901 syn. sec. Dávila & al. 2006
- =Panicum shastense Scribn. & Merr. in Circ. Div. Agrostol. U.S.D.A. 35: 3-4. 1901 syn. sec. Dávila & al. 2006
- =Panicum comophyllum Nash in Bull. Torrey Bot. Club 30(7): 380. 1903 syn. sec. Dávila & al. 2006
- =Panicum lanuginosum var. huachucae (Ashe) Hitchc. in Rhodora 8(95): 208. 1906 syn. sec. Dávila & al. 2006
- =Panicum praecocius Hitchc. & Chase in Rhodora 8(95): 206-207. 1906 syn. sec. Dávila & al. 2006
- =Panicum deminutivum Peck in New York State Mus. Bull. 10: 27. 1907 syn. sec. Dávila & al. 2006
- =Panicum huachucae var. silvicola Hitchc. & Chase in Rhodora 10(112): 64-65. 1908 syn. sec. Dávila & al. 2006
- =Panicum languidum Hitchc. & Chase in Contr. U.S. Natl. Herb. 15: 232, f. 245. 1910 syn. sec. Dávila & al. 2006
- =Panicum olivaceum Hitchc. & Chase in Contr. U.S. Natl. Herb. 15: 225, f. 234. 1910 syn. sec. Dávila & al. 2006
- =Panicum pacificum Hitchc. & Chase in Contr. U.S. Natl. Herb. 15: 229, f. 241. 1910 syn. sec. Dávila & al. 2006
- =Panicum xanthospermum Scribn. & C. Mohr in Contr. U.S. Natl. Herb. 6: 348. 1910 syn. sec. Dávila & al. 2006
- =Panicum huachucae var. fasciculatum (Torr.) F.T. Hubb. in Rhodora 14(164): 171. 1912 syn. sec. Dávila & al. 2006
- =Panicum lanuginosum var. implicatum (Scribn.) Fernald in Rhodora 36(423): 77. 1934 syn. sec. Dávila & al. 2006
- =Panicum lanuginosum var. lindheimeri (Nash) Fernald in Rhodora 36(423): 77. 1934 syn. sec. Dávila & al. 2006
- =Panicum lanuginosum var. septentrionale (Fernald) Fernald in Rhodora 36(423): 77. 1934 syn. sec. Dávila & al. 2006
- =Panicum meridionale var. albemarlense (Ashe) Fernald in Rhodora 36(423): 76. 1934 syn. sec. Dávila & al. 2006
- =Panicum villosissimum var. pseudopubescens (Nash) Fernald in Rhodora 36(423): 79. 1934 syn. sec. Dávila & al. 2006
- =Panicum villosissimum var. scoparioides (Ashe) Fernald in Rhodora 36(423): 79. 1934 syn. sec. Dávila & al. 2006
- =Panicum brodiei H. St. John, Fl. S. E. Washington: 51. 1937 syn. sec. Dávila & al. 2006
- =Panicum ferventicola Schmoll in Madroño 5(3): 92-95. 1939 syn. sec. Dávila & al. 2006
- =Panicum ferventicola Schmoll var. ferventicola in Madroño 5(3): 92-95. 1939 syn. sec. Dávila & al. 2006
- =Panicum ferventicola var. papillosum Schmoll in Madroño 5(3): 94-95. 1939 syn. sec. Dávila & al. 2006
- =Panicum ferventicola var. sericeum Schmoll in Madroño 5 (3): 93-94. 1939 syn. sec. Dávila & al. 2006
- =Panicum lassenianum Schmoll in Madroño 5(3): 95-96. 1939 syn. sec. Dávila & al. 2006
- =Panicum benneri Fernald in Rhodora 46(541): 2-3, pl. 807. 1944 syn. sec. Dávila & al. 2006
- =Panicum glutinoscabrum Fernald in Rhodora 49(581): 122, pl. 1059. 1947 syn. sec. Dávila & al. 2006
- =Panicum pilatum Swallen in Fieldiana, Bot. 28(1): 26. 1951 syn. sec. Dávila & al. 2006
- =Panicum lanuginosum var. tennesseense (Ashe) Gleason in Phytologia 4(1): 21. 1952 syn. sec. Dávila & al. 2006
- =Panicum ×shastense Scribn. & Merr. in Brittonia 22: 160. 1970 syn. sec. Dávila & al. 2006
- =Dichanthelium lanuginosum (Elliott) Gould in Brittonia 26(1): 60. 1974 syn. sec. Dávila & al. 2006
- =Dichanthelium lanuginosum var. villosissimum (Nash) Gould in Brittonia 26(1): 60. 1974 syn. sec. Dávila & al. 2006
- =Dichanthelium lindheimeri (Nash) Gould in Brittonia 26(1): 60. 1974 syn. sec. Dávila & al. 2006
- =Dichanthelium lanuginosum var. sericeum (Schmoll) Spellenb. in Madroño 23(4): 150. 1975 syn. sec. Dávila & al. 2006
- =Dichanthelium lanuginosum var. thermale (Bol.) Spellenb. in Madroño 23(4): 151. 1975 syn. sec. Dávila & al. 2006
- =Panicum lanuginosum var. praecocius (Hitchc. & Chase) Dore in Naturaliste Canad. 103(6): 562. 1976 syn. sec. Dávila & al. 2006
- =Dichanthelium lanuginosum var. lindheimeri (Nash) Harvill in Castanea 42(2): 177. 1977 syn. sec. Dávila & al. 2006
- =Dichanthelium meridionale (Ashe) Freckmann in Phytologia 39(4): 270-271. 1978 syn. sec. Dávila & al. 2006
- =Dichanthelium villosissimum (Nash) Freckmann in Phytologia 39(4): 270. 1978 syn. sec. Dávila & al. 2006
- =Dichanthelium villosissimum var. praecocius (Hitchc. & Chase) Freckmann in Phytologia 39(4): 270. 1978 syn. sec. Dávila & al. 2006
- =Dichanthelium acuminatum var. implicatum (Scribn.) Gould & C.A. Clark in Ann. Missouri Bot. Gard. 65(4): 1126. 1979 ["1978"] syn. sec. Dávila & al. 2006
- =Dichanthelium acuminatum var. thurowii (Scribn. & J.G. Sm.) Gould & C.A. Clark in Ann. Missouri Bot. Gard. 65(4): 1125. 1979 ["1978"] syn. sec. Dávila & al. 2006
- =Dichanthelium acuminatum var. villosum (A. Gray) Gould & C.A. Clark in Ann. Missouri Bot. Gard. 65(4): 1124. 1979 ["1978"] syn. sec. Dávila & al. 2006
- =Dichanthelium acuminatum var. wrightianum (Scribn.) Gould & C.A. Clark in Ann. Missouri Bot. Gard. 65(4): 1126. 1979 ["1978"] syn. sec. Dávila & al. 2006
- =Dichanthelium implicatum (Scribn.) Kerguélen, Fl. Descript. Ill. France Suppl. 5: 544. 1979 syn. sec. Dávila & al. 2006
- =Dichanthelium ovale var. addisonii (Nash) Gould & C.A. Clark in Ann. Missouri Bot. Gard. 65(4): 1115. 1979 ["1978"] syn. sec. Dávila & al. 2006
- =Panicum lanuginosum var. papillosum (Schmoll) B. Boivin in Phytologia 43(1): 106. 1979 syn. sec. Dávila & al. 2006
- =Dichanthelium acuminatum var. sericeum (Schmoll) Freckmann in Phytologia 48(1): 107. 1981 syn. sec. Dávila & al. 2006
- =Dichanthelium acuminatum var. thermale (Bol.) Freckmann in Phytologia 48(1): 107. 1981 syn. sec. Dávila & al. 2006
- =Dichanthelium leucothrix (Nash) Freckmann in Phytologia 48(1): 101. 1981 syn. sec. Dávila & al. 2006
- =Dichanthelium longiligulatum (Nash) Freckmann in Phytologia 48(1): 102. 1981 syn. sec. Dávila & al. 2006
- =Dichanthelium wrightianum (Scribn.) Freckmann in Phytologia 48(1): 101. 1981 syn. sec. Dávila & al. 2006
- =Panicum acuminatum var. implicatum (Scribn.) Beetle in Phytologia 48(2): 192. 1981 syn. sec. Dávila & al. 2006
- =Panicum acuminatum var. lindheimeri (Nash) Beetle in Phytologia 48(2): 193. 1981 syn. sec. Dávila & al. 2006
- =Panicum acuminatum var. villosum (A. Gray) Beetle in Phytologia 48(2): 192. 1981 syn. sec. Dávila & al. 2006
- =Panicum acuminatum var. fasciculatum (Torr.) Lelong in Brittonia 36(3): 269. 1984 syn. sec. Dávila & al. 2006
- =Panicum acuminatum var. leucothrix (Nash) Lelong in Brittonia 36(3): 271. 1984 syn. sec. Dávila & al. 2006
- =Panicum acuminatum var. lidheimeri (Nash) Lelong in Brittonia 36(3): 270. 1984 syn. sec. Dávila & al. 2006
- =Panicum acuminatum var. longiligulatum (Nash) Lelong in Brittonia 36(3): 270. 1984 syn. sec. Dávila & al. 2006
- =Panicum ovale var. pseudopubescens (Nash) Lelong in Brittonia 36(3): 271. 1984 syn. sec. Dávila & al. 2006
- =Panicum ovale var. villosum (A. Gray) Lelong in Brittonia 36(3): 272. 1984 syn. sec. Dávila & al. 2006
- =Dichanthelium scoparioides (Ashe) Mohlenbr., Erigenia 6: 26. 1985 syn. sec. Dávila & al. 2006
- =Dichanthelium villosissimum var. pseudopubescens (Nash) Mohlenbr., Erigenia 6: 26. 1985 syn. sec. Dávila & al. 2006
- =Panicum acuminatum var. thurowii (Scribn. & J.G. Sm.) C.F. Reed in Phytologia 67(6): 452. 1989 syn. sec. Dávila & al. 2006
- =Dichanthelium acuminatum subsp. implicatum (Scribn.) Freckmann & Lelong in Sida 20(1): 167. 2002 syn. sec. Dávila & al. 2006
- =Dichanthelium acuminatum subsp. leucothrix (Nash) Freckmann & Lelong in Sida 20(1): 167. 2002 syn. sec. Dávila & al. 2006
- =Dichanthelium acuminatum subsp. lindheimeri (Nash) Freckmann & Lelong in Sida 20(1): 168. 2002 syn. sec. Dávila & al. 2006
- =Dichanthelium acuminatum subsp. longiligulatum (Nash) Freckmann & Lelong in Sida 20(1): 168. 2002 syn. sec. Dávila & al. 2006
- =Dichanthelium acuminatum subsp. sericeum (Schmoll) Freckmann & Lelong in Sida 20(1): 168. 2002 syn. sec. Dávila & al. 2006
- =Dichanthelium acuminatum subsp. thermale (Bol.) Freckmann & Lelong in Sida 20(1): 168. 2002 syn. sec. Dávila & al. 2006
- =Dichanthelium ovale subsp. praecocius (Hitchc. & Chase) Freckmann & Lelong in Sida 20(1): 170. 2002 syn. sec. Dávila & al. 2006
- =Dichanthelium ovale subsp. villosissimum (Nash) Freckmann & Lelong in Sida 20(1): 170. 2002 syn. sec. Dávila & al. 2006