MANUAL OF THE GRASSES OF THE UNITED STATES 



905 



Sporobolus repens Presl, Rel. Haenk. 1: 



241. 1830. Mexico, Haenke. 

 Vilfa repens Trin., Acad. St. Petersb. 



Mem. VI. Sci. Nat. 4 1 : 102. 1840. 



Based on Sporobolus repens Presl. 

 Muhlenbergia subtilis Nees, Linnaea 19: 



689. 1847. Mexico, Aschenborn 206. 

 Muhlenbergia abata I. M. Johnston, 



Arnold Arboretum Jour. 24: 387. 1943. 



Valley of the Rio Grande, New Mexico, 



Wright 1982. 

 (61) Muhlenbergia reverchoni Vasey and 



Scribn., U. S. Natl. Herb. Contrib. 3: 



66. 1892. Texas, Reverchon [73]. 

 Podosaemum reverchoni Bush, Amer. Midi. 



Nat. 7: 38. 1921. Based on Muhlen- 

 bergia reverchoni Vasey and Scribn. 

 (16) Muhlenbergia richardsonis (Trin.) 



Rydb., Torrey Bot. Club Bui. 32: 600. 



1905. Based on Vilfa richardsonis Trin. 

 Vilfa squarrosa Trin., Acad. St. Petersb. 



Mem. VI. Sci. Nat. 4 1 : 100. 1840. 



Menzies Island [Columbia River, 



Wash.]. 

 Vilfa richardsonis Trin., Acad. St. Petersb. 



Mem. VI. Sci. Nat. 4 1 : 103. 1840. 



North America, Richardson. 

 Muhlenbergia aspericaulis Nees ex Trin., 



Acad. St. Petersb. Mem. VI. Sci. Nat. 



4i; 103. 1840, as synonym of Vilfa 



richardsonis Trin. 

 Vilfa depauperata Torr. in Hook., Fl. Bor. 



Amer. 2: 257. pi. 2. 36. 1840. Colum- 

 bia River, from Menzies Island upward, 



Douglas. 

 Sporobolus depauperatus Scribn., Torrey 



Bot. Club Bui. 9: 103. 1882. Based on 



Vilfa depauperata Torr. 

 Sporobolus aspericaulis Scribn., Bot. Gaz. 



21: 15. 1896. Based on Muhlenbergia 



aspericaulis Nees. 

 Sporobolus richardsonii Merr., Rhodora 4: 



46. 1902. Based on Vilfa richardsonis 



Trin. 

 Muhlenbergia squarrosa Rydb., Torrey 



Bot. Club Bui. 36: 531. 1909. Based 



on Vilfa squarrosa Trin. 

 Muhlenbergia brevifolia var. richardsonis 



Jones, West. Bot. Contrib. 14: 12. 



1912. Based .on Vilfa richardsonis Trin. 

 This is the species which Nash (Britton 

 Man. 105. 1901) called Sporobolus brevi- 

 folius, but that name is based on Agrostis 

 brevifolius Nutt., which is Muhlenbergia 

 cuspidata (which see). 

 (68) Muhlenbergia rigens (Benth.) Hitchc, 



Wash. Acad. Sci. Jour. 23: 453. 1933. 



Based on Epicampes rigens Benth. 

 Cinna macroura (Kunth misapplied by) 



Thurb. in S. Wats., Bot. Calif. 2: 276. 



1880. Not C. macroura (H. B. K.) 



Kunth, 1835. California. 

 Vilfa rigens Thurb. ex S. Wats., Bot. 



Calif. 2: 276. 1880. Not V. rigens 



Trin., 1830. As synonym of C. macroura 



Kunth. "Sonora" [probably error for 



Sonoma] California, Bolander [6124], 



Epicampes rigens Benth., Linn. Soc. Jour., 

 Bot. 19: 88. 1881. Based on the species 

 Thurber described as Cinna macroura, 

 not that of (H. B. K.) Kunth. 



Crypsinna rigens Jones, West. Bot. 

 Contrib. 14: 8. 1912. Based on Epi- 

 campes rigens Benth. 

 (63) Muhlenbergia rigida (H. B. K.) Kunth, 

 Rev. Gram. 1: 63. 1829. Based on 

 Podosaemum rigidum H. B. K. 



Podosaemum rigidum H. B. K., Nov. Gen. 

 et Sp. 1: 129. 1815. Mexico, Humboldt 

 and Bonpland. 



Trichochloa rigida Roem. and Schult., 

 Syst. Veg. 2: 386. 1817. Based on 

 Podosaemum rigidum H. B. K. 



Muhlenbergia berlandieri Trin., Acad. St. 

 Petersb." Mem. VI. Sci. Nat. 4 1 : 299. 

 1841. Mexico, Berlandier. 



Muhlenbergia affinis Trin., Acad. St. 

 Petersb. Mem. VI. Sci. Nat. 4 1 : 301. 

 1841. "Toluco," Berlandier. 

 (42) Muhlenbergia schreberi Gmel., Syst. 

 Nat. 2:171. 1 79 1 . Based on the species 

 described by Schreber (Gen. PI. 1: 44. 

 1789) under Muhlenbergia with no 

 specific name [Pennsylvania]. 



Muhlenbergia diffusa Willd., Sp. PI. 1: 

 320. 1797. North America. Name only, 

 Muhl.. Amer. Phil. Soc. Trans. 3: 160. 

 1793. 



Dilepyrum minutiflorum Michx., Fl. Bor. 

 Amer. 1: 40. 1803. Kentucky and 

 Illinois, Michaux. Listed as Dylepyrum 

 multifiorum by Beauv., Ess. Agrost. 160. 

 1812. 



Dylepyrum diffusum Beauv., Ess. Agrost. 

 160. 1812. Name only, referred to 

 Muhlenbergia. Probably the same as M. 

 diffusa Willd. 



Anthipsimus gonopodus Raf., Jour. Phys. 

 Chym. 89: 105. 1819. Dry hills of the 

 Ohio. 



Cynodon diffusus Raspail, Ann. Sci. Nat., 

 'Bot. 5: 303. 1825. Based on "Muhlen- 

 bergia Schr." (error for Willd.). 



Agrostis apetala Bosc. ex Trin., Acad. St. 

 Petersb. Mem. VI. Sci. Nat. 4 1 : 287. 

 1841, as synonym of Muhlenbergia 

 diffusa Schreb. 



Muhlenberoia botteri Fourn., Mex. PI. 2: 

 85. 1886. Orizaba, Mexico, Botteri 87. 



Muhlenbergia minutiflora Hitchc, Kans. 

 Acad. Sci. Trans. 14: 140. 1896. Based 

 on Dilepyrum minutiflorum Michx. 

 Muhlenbergia schreberi var. palustris 

 (Scribn.) Scribn., Rhodora 9: 17. 1907. 

 Based on M. palustris Scribn. (Published 

 as M. schreberi palustris.) 



Muhlenbergia palustris Scribn., U. S. 

 Dept. Agr., Div. Agrost. Bui. 11: 47. 

 1898. District of Columbia, Steele in 

 1896. 



Muhlenbergia schreberi var. palustris 

 Scribn. ex Robinson, Rhodora 10: 65. 

 1908. Based on M. palustris Scribn. 

 (55) Muhlenbergia setifolia Vasey, Bot. 



