Hymenachne amplexicaulis (Rudge) Nees, Fl. Bras. Enum. Pl. 2(1): 276. 1829 sec. Dávila & al. 2018
- ≡Panicum amplexicaule Rudge, Pl. Guian. 1: 21, t. 27. 1805 syn. sec. Dávila & al. 2006
- =Agrostis monostachya Poir., Encycl. 1: 256. 1810 syn. sec. Dávila & al. 2006
- =Hymenachne monostachya (Poir.) P. Beauv., Ess. Agrostogr.: 99. 1812 syn. sec. Dávila & al. 2006
- =Panicum hymenachne Desv. in Mém. Soc. Agric. Angers 1: 186. 1831 syn. sec. Dávila & al. 2006
- =Panicum perdensum Steud., Syn. Pl. Glumac. 1: 65. 1853 syn. sec. Dávila & al. 2006
- =Panicum acutiglumum Steud., Syn. Pl. Glumac. 1: 66. 1855 syn. sec. Dávila & al. 2006
- =Panicum amplexicaule var. deflexa Döll, Fl. Bras. 2(2): 234. 1877 syn. sec. Dávila & al. 2006
- =Panicum amplexicaule var. erecta Döll, Fl. Bras. 2(2): 234. 1877 syn. sec. Dávila & al. 2006
- =Sporobolus villosus Hochst. ex Döll, Fl. Bras. 2(2): 234. 1877 syn. sec. Dávila & al. 2006
- =Hymenachne gouinii E. Fourn., Mexic. Pl. 2: 36. 1886 syn. sec. Dávila & al. 2006
- =Panicum amplexifolium Griseb. ex Mez in Bot. Jahrb. Syst. 56(Beibl. 125): 3. 1921 syn. sec. Dávila & al. 2006
- =Panicum grisebachianum Mez in Bot. Jahrb. Syst. 56(Beibl. 125): 3. 1921 syn. sec. Dávila & al. 2006
- =Hymenachne acutigluma (Steud.) Gilliland in Gard. Bull. Singapore 20(4): 314. 1964 syn. sec. Dávila & al. 2006