MANUAL OF THE GRASSES OF THE UNITED STATES 



827 



Based on Dinebra artistidoides H. B. K. 

 Dinebra aristidoides H. B. K., Nov. Gen. 



etSp. 1: 171. 1816. Mexico, Humboldt 



and Bonpland. 

 Atheropogon aristidoides Roem. and 



Schult., Syst. Veg. 2:415. 1817. Based 



on Dinebra aristidoides H. B. K. 

 Eutriana aristidoides Trin., Gram. Unifl. 



242. 1824. Based on Atheropogon aris- 

 tidoides Roem. and Schult. 

 Dineba hirsuta Presl, Rel. Haenk. 1 : 292. 



1830. Peru, Haenke. 

 Eutriana hirsuta Kunth, Rev. Gram. 1: 



Sup. 23. 1830. Based on Dineba hirsuta 



Presl. 

 Aristida unilateralis Willd. ex Steud., 



Norn. Bot. ed. 2. 1: 132. 1840, as 



synonym of Eutriana aristidoides Trin. 

 Bouteloua gracilis "Hook?" ex Vasey in 



Rothr., in Wheeler, U. S. Survey W 



100th Merid. Rpt. 6: 287. 1878. Not 



B. gracilis Lag., 1840. Arizona, Roth- 

 rock 701. 

 Bouteloua ciliata Griseb., Abh. Ges. Wiss. 



Gottingen 24: 302. 1879. Juramento, 



Argentina, Lorenz and Hieronymus 352. 

 Triathera aristidoides Nash in Small, Fl. 



Southeast. U. S. 137. 1903. Based on 



Dinebra aristidoides H. B. K. 

 Bouteloua aristidoides var. arizonica 



Jones, West. Bot. Contrib. 14: 13. 



1912. Tucson, Ariz., Thornber 177. 

 (10) Bouteloua barbata Lag., Var. Cienc. 4: 



141. 1805. Mexico. 

 Actinochloa barbata Roem. and Schult., 



Syst. Veg. 2: 420. 1817. Based on 



Bouteloua barbata Lag. 

 Eutriana barbata Kunth, Rev. Gram. 1: 



96. 1829. Based on Bouteloua barbata 



Lag. 

 Chondrosium polystachyum Benth., Bot. 



Voy. Sulph. 56. 1844. Magdalena 



Bay, Baja California, Barclay. 

 Chondrosium subscorpiodes C. MuelL, Bot. 



Ztg. 14: 347. 1856. Baja California, 



Barclay. 

 Bouteloua polystachya Torr., U. S. Expl. 



Miss. Pacif. Rpt. 5 2 : 366. pi. 10. 1857. 



Based on Chondrosium polystachyum 



Benth. 

 Bouteloua pwnila BuckL, Acad. Nat. Sci. 



Phila. Proc. 1862: 93. 1862. Texas, 



Wright 754. 

 Bouteloua polystachya var. major Vasey in 



Rothr., in Wheeler, U. S. Survey W. 



100th Merid. Rpt. 6: 287. 1878. 



Sonoyta Valley, Ariz., Rothr ock 691. 

 Chondrosium exile Fourn., Mex. PL 2: 137. 



1886. Mexico, Berlandier 842. 

 Chondrosium microstachyum Fourn., Mex. 



PI. 2: 138. 1886. Guadalupe, Mexico, 



Bourgeau 667. 

 Bouteloua arenosa Vasey in S. Wats., 



Amer. Acad. Sci. Proc. 24: 81. 1889, 



name only; U. S. Dept. Agr., Div. Bot. 



Bui. 12 1 : pi. 34. 1890. Guaymas, 



Mexico, Palmer 189. 



Bouteloua microstachya L. H. Dewey, U. S. 



Natl.^ Herb. Contrib. 2: 531. 1894. 



Based on Chondrosium microstachyum 



Fourn. 

 Bouteloua micrantha Scribn. and Men*., 



U. S. Dept. Agr., Div. Agrost. Cir. 32: 8. 



1901. Fort Lowell, Ariz., Griffiths 1556. 

 (16) Bouteloua foreviseta Vasey, U. S. Natl. 



Herb. Contrib. 1: 58. 1890. (July 18.) 



Screw Bean, Presidio County, Tex., 



Nealley [669]. 

 Bouteloua ramosa Scribn. ex Vasey, U. S. 



Dept. Agr., Div. Bot. Bui. 12 1 : pi. 44. 



1890. (Oct. 13.) Mexico to Arizona and 



western Texas, [type, Nealley}. 

 Bouteloua oligostachya var. ramosa Scribn. 



ex Beal, Grasses N. Amer. 2: 418. 



1896. Based on B. ramosa Scribn. 

 (6) Bouteloua chondrosioides (H. B. K.) 



Benth. ex S. Wats., Amer. Acad. Sci. 



Proc. 18: 179. 1883. Based on Dinebra 



chondrosioides H. B. K. 

 Dinebra chondrosioides H. B. K., Nov. 



Gen. et Sp. 1: 173. pi. 53. 1816. 



Micho&can, Mexico, Humboldt and 



Bonpland. 

 Bouteloua ovata Lag., Gen. et Sp. Nov. 5. 



1816. Mexico. 

 Atheropogon chondrosioides Roem. and 



Schult., Syst. Veg. 2: 416. 1817. Based 



on Dinebra chondrosioides H, B. K. 

 Actinochloa ovata Roem. and Schult., 



Syst. Veg. 2: 420. 1817. Based on 



Bouteloua ovata Lag. 

 Eutriana cristata Trin., Gram. Unifl, 241. 



1'824. Based on Atheropogon chondro- 

 sioides Roem. and Schult. 

 Chondrosium humboldiianum Kunth, Rev. 



Gram. 1 : 93. 1829. Based on Dinebra 



chondrosioides H. B. K. 

 Bouteloua havardii Vasey ex S. Wats., 



Amer. Acad. Sci. Proc. 18: 179. 1883. 



Limpio Mountains, Tex., Havard in 



1881. 

 (3) Bouteloua curtipendula (Michx.) Torr. 



in Emory, Notes Mil. Reconn. 154. 



1848. Based on Chloris curtipendula 



Michx. 

 Chloris curtipendula Michx., Fl. Bor. 



Amer. 1: 59. 1803. Illinois, Michaux. 

 Bouteloua racemosa Lag., Var. Cienc. 4: 



141. 1805. Mexico. 

 Bouteloua pendula hag., Var. Cienc. 4: 



141. 1805, as synonym of B. racemosa. 

 Atheropogon apludoides Muhl. in Willd., 



Sp. PI. 4: 937. 1806. North America. 

 Bouteloua melicaeformis Brouss. ex Hor- 



nem., Enum. PL Hort. Hafn. 7. 1807. 



Name only; Roem. and Schult., Syst. 



Veg. 2: 414. 1817, as synonym of 



Atheropogon apludoides Muhl. 

 Bouteloua melicoides Beauv., Ess. Agrost. 



40, 155. pi. 9. f. 6. 1812. Based on B. 



melicoides Hornem., doubtless error for 



melicaeformis Brouss. 

 Dineba curtipendula Beauv., Ess. Agrost. 



98, 158, 160. pi. 16. f. 1. 1812. Pre- 



