962 



MISC. PUBLICATION 200, U. S. DEPT. OF AGRICULTURE 



in Robinson, Rhodora 10: 65. 1908. 

 Based on Trisetum lobatum Trin. 



Sphenopholis annua Heller, Muhlenbergia 

 6: 12. 1910. Based on Eatonia annua 

 Suksdorf. 



Sphenopholis pubescens Heller, Muhlen- 

 bergia 6: 12. 1910. Based on Eatonia 

 pubescens Scribn. and Merr. 



Sphenopholis robusta Heller, Muhlen- 

 bergia 6: 12. 1910. Based on Eatonia 

 obtusata var. robusta Vasey. 



Reboulea obtusata var. lobata Farwell, 

 Mich. Acad. Sci. Rpt. 17: 182. 1916. 

 Based on Trisetum lobatum Trin. 



Reboulea obtusata var. pubescens Farwell, 

 Mich. Acad. Sci. Rpt. 17: 181. 1916. 

 Based on Eatonia pubescens Scribn. and 

 Merr. 



Sphenopholis obtusata var. lobata forma 

 purpurascens Waterfall, Rhodora 50: 

 93. 1948. Based on Eatonia obtusata 

 var. purpurascens Vasey ex Rydb. and 

 Shear. 

 (6) Sphenopholis pallens (Bieler) Scribn., 

 Rhodora 8: 145. 1906. Based on Aira 

 pallens Bieler. 



Aira pallens Bieler, PI. Nov. Herb. 

 Spreng. Cent. 8. 1807. Pennsylvania, 

 Muhlenberg. 



Aira pallens Muhl., Desc. Gram. 84. 

 1817. No locality cited. Name only in 

 Muhl., Cat, PI. 11. 1813. Aira penn- 

 sylvanica Spreng., erroneously given as 

 synonjTn, Muhlenberg's description 

 agreeing with that of A. pallens 

 Beiler, not with that of A. pennsyl- 

 vanica Spreng. 



Eatonia aristata Scribn. and Merr., U. S. 

 Dept. Agr., Div. Agrost. Cir. 27: 7. 

 1900. South Carolina, Curtiss in 1875. 



Eatonia pallens Scribn. and Merr., U. S. 

 Dept. Agr., Div. Agrost. Cir. 27: 7. 

 1900. Based on Aira pallens Bieler, 



Trisetum aristatum Nash in Small, Fl. 

 Southeast. U. S. 130. 1903. Presumably 

 based on Eatonia aristata Scribn. and 

 Merr. 



Sphenopholis aristata Heller, Muhlen- 

 bergia 6: 12. 1910. Based on Eatonia 

 aristata Scribn. and Merr. 



Reboulea pallens Farwell, Mich. Acad. 

 Sci. Rpt. 17: 181. 1916. Based on 

 Aira pallens Bieler. 



(83) SPOROBOLUS R. Br. 



(27) Sporobolus airoides (Torr.) Torr., U. S. 



Rpt, Expl. Miss. Pacif. 7: 21„ 1856. 



Based on Agrostis airoides Torr. 

 Agrostis airoides Torr., Ann. Lye. N. Y. 1: 



151. 1824. Branches of the Arkansas 



River near the Rocky Mountains, 



James. 

 Vilfa airoides Trin. ex Steud., Nom. Bot. 



ed. 2. 2: 766. 1841. Based on Agrostis 



airoides Torr. 

 Sporobolus diffusissimus Buckl., Acad. 



Nat. Sci. Phila. Proc. 1862: 90. 1862. 



Western Texas [Wright 7261. 

 (5) Sporobolus asper (Michx.) Kunth, Rev. 



Gram. 1: 68. 1829. Based on Agrostis 



aspera Michx. 

 Agrostis aspera Michx., Fl. Bor. Amer. 1: 



52. 1803. Illinois, Michaux. 

 Agrostis composita Poir. in Lam., En- 



cycl. Sup. 1: 254. 1810. Carolina, 



Bosc. 

 Vilfa aspera Beauv., Ess. Agrost. 16, 147, 



181. 1812. Based on Agrostis aspera 



Michx. 

 Vilfa composita Beauv., Ess. Agrost. 16, 



147, 181. 1812. Based on Agrostis 



composita Poir. 

 Agrostis involuta Muhl., Descr. Gram. 72. 



1817. Susquehanna, Pa., and New 



Jersey. Name only in Muhl., Cat. PI. 



11. 1813. 

 Agrostis longifolia Torr., Fl. North, and 



Mid. U. S. 1: 90. 1823. Kingsbridge, 



N. Y.; Hoboken, N. J.; Deerfield, 



Mass.; Pennsylvania, Muhlenberg. 

 Muhlenbergia aspera Trin. ex Kunth, 



Enum. PI. 1: 210. 1833, as sjmonym of 



Sporobolus asper Kunth. 

 Muhlenbergia composita Trin. ex Kunth, 



Enum. PI. 1 : 229. 1833, as synonym of 



Agrostis composita Poir. 

 Vilfa longifolia Torr. in A. Gray, N. Amer. 



Gram, and Cyp. 1: 4. 1834. Based on 



Agrostis longifolia Torr. 

 Sporobolus longifolius Wood, Class-book 



ed. 1861: 775. 1861. Based on Agrostis 



longifolia Torr. 

 Sporobolus compositus Merr., U. S. Dept. 



Agr., Div. Agrost. Cir. 35: 6. 1901. 



Based on Agrostis composita Poir. 

 Sporobolus asper var. hookeri (Trin.) 



Vasey, Descr. Cat. Grasses U. S. 43. 



1885. Based on Vilfa hookeri Trin. 

 Vilfa drummondii Trin., Acad. St. 



Petersb. Mem. VI. Sci. Nat. 4 1 : 106. 



1840. Texas, received from Hooker and 



Endlicher [the type Drummond II. 



306b]. 

 Vilfa hookeri Trin., Acad. St. Petersb. 



Mem. VI. Sci. Nat, 4 1 : 106. 1840. 



Texas, received from Hooker [t}-pe 



Drummond II. 306]. 

 Glyceria striata Buckl., Acad. Nat. Sci. 



Phila. Proc. 1862: 95. 1862. Middle 



Texas, Buckley. Inflorescence abnormal, 



the spikelets diseased, with 2 or 3 



several-nerved lemmas. 

 Sporobolus drummondii Vasey, Grasses 



U. S. Descr. Cat. 44. 1885. Based on 



Vilfa drummondii Trin. 

 Sporobolus asper var. drummondii Vasey, 



U. S. Natl. Herb. Contrib. 3: 60. 1892. 



Based on Vilfa drummondii Trin. 

 Sporobolus attenuatus Nash, in Small, 



Fl. Southeast. U. S. 123. 1903. Stark- 



ville, Miss., Kearney 83. 

 Sporobolus asper var. pilosus (Vasey) 



Hitchc, Biol. Soc. Wash. Proc. 41: 161. 





