MANUAL OF THE GKASSES OF THE UNITED STATES 793 



Andropogon saccharoides var. glaucus Scribn., Mem. Torrey Bot. Club 5: 28. 



1894. Based on A. glaucus Torr. 



Amphilophis torreyanus Nash, in Britton, Man. 71. 1901. Based on Andro- 

 pogon torreyanus Steud. 

 Holcus saccharoides Kuntze; Stuck., An. Mus. Nac. Buenos Aires 11: 48. 1904. 



Presumably based on Andropogon saccharoides Swartz. 

 Holcus saccharoides var. laguroides Hack.; Stuck., An. Mus. Nac. Buenos Aires 



11: 48. 1904. Presumably based on Andropogon laguroides DC. 

 Amphilophis saccharoides Nash, N.Amer. Fl. 17: 125. 1912. Based on 



Andropogon saccharoides Swartz. 



Bothriochloa saccharoides Rydb., Brittonia 1: 81. 1931. Based on Andro- 

 pogon saccharoides Swartz. 

 (6) Andropogon scoparius Michx., Fl. Bor. Amer. 1: 57. 1803. Carolina, 



Michaux. 

 Andropogon purpurascens Muhl., in Willd., Sp. PL 4: 913. 1806. North 



America [probably Pennsylvania, since the type was received from Muhlen- 



berg]. 

 Andropogon flexilis Bosc; Poir., in Lam., Encycl. Sup. 1: 583. 1810. North 



America, Bosc [type, Carolina]. 

 Pollinia scoparia Spreng., PL Pugill. 2: 13. 1815. Based on Andropogon 



scoparius Michx. 



Andropogon halei Wood, Class-book ed. 3. 809. 1861. [Louisiana, Hale.] 

 Andropogon scoparius subvar. flexilis Hack., in DC., Monogr. Phan. 6: 384. 



1889. Based on A. flexilis Bosc. 

 Andropogon scoparius subvar. caesia Hack., in DC., Monogr. Phan. 6: 384. 



1889. No locality cited. (Plants with pruinose sheaths.) 

 Andropogon scoparius subvar. serpentinus Hack., in DC., Monogr. Phan. 6: 



384. 1889. No locality cited. (Plants with strongly flexuous rachis.) 

 Andropogon scoparius subvar. simplicior Hack., in DC., Monogr. Phan. 6: 



384. 1889. No locality cited. (Sparingly branching plants.) 

 Sorghum scoparium Kuntze, Rev. Gen. PL 2: 792. 1891. Based on Andro- 



pogan scoparius Michx. 

 Andropogon scoparius polycladus Scribn. and Ball, U.S.Dept.Agr., Div. Agrost. 



Bull. 24: 40. 1901. "Braidentown" (Bradenton), Fla., Combs 1298. 

 Andropogon scoparius villosissimus Kearney, in Scribn. and Ball, U.S.Dept.Agr., 



Div. Agrost. Bull. 24: 41. 1901. Waynesboro, Miss., Kearney 136. (Foli- 

 age villous.) 

 Schizachyrium scoparium Nash, in Small, Fl. Southeast. U.S. 59. 1903. 



Based on Andropogon scoparius Michx. 

 Schizachyrium villosissimum Nash, in Small, Fl. Southeast. U.S. 59, 1326. 



1903. Based on Andropogon scoparius villosissimus Kearney. 

 Schizachyrium acuminatum Nash, in Small, FL Southeast. U.S. 59. 1326. 1903. 



Starkville, Miss., Tracy in 1890. (Sessile spikelets 10 mm long.) 

 Andropogon scoparius var. frequens F. T. Hubb. Rhodora 19: 103. 1917. 



Block Island, R.I., Fernald, Long, and Torrey 8476. 

 Andropogon scoparius var. glaucescens House, N.Y. State Mus. Bull. 254: 68. 



1924. West of Albany, N.Y. [House 3 in 1918]. 

 ANDROPOGON SCOPARIUS var. NEOMEXICANUS (Nash) Hitchc., Biol. Soc. Wash. 



Proc. 41: 163. 1928. Based on A. neo-mexicanus Nash. 

 Andropogon neo-mexicanus Nash, Bull. Torrey Bot. Club 25: 83. 1898. White 



Sands, Dona Ana County, N.Mex., Wooton [583] in 1897. 

 Schizachyrium neo-mexicanum Nash, N.Amer. FL 17: 107 1912. Based on 



Andropogon neo-mexicanus Nash. 

 (4) Andropogon semiberbis (Nees) Kunth, Rev. Gram. 1: Sup. XXXIX. 



1830. Based on Schizachyrium semiberbe Nees. 



Schizachyrium semiberbe Nees, Agrost. Bras. 336. 1829. Brazil, Sellow. 

 Andropogon vaginatus Presl, Rel. Haenk. 1: 336. 1830. Not A. vaginatus Ell., 



1816. Mexico, Haenke. 

 Andropogon velatus Kunth, Rev. Gram. 1: Sup. XXXIX. 1830. Based on 



A. vaginatus Presl. 

 Andropogon semiberbis subvar. pruinatus Hack., in DC., Monogr. Phan. 6: 370. 



1889. [Eau Gallic,] Fla., Curtiss 3633. 

 Andropogon tener Curtiss; Hack., in DC., Monogr. Phan. 6: 370. 1889. Not 



A. tener Kunth, 1830. As synonym of A. semiberbis subvar. pruinatus Hack. 

 Sorghum semiberbe Kuntze, Rev. Gen. PL 2: 792. 1891. Based on Schiza- 

 chyrium semiberbe Nees. 

 Andropogon hirtiflorus var. semiberbis Stapf, in Dyer, Fl. Cap. 7: 337. 1898. 



Based on A. semiberbis Kunth. 



