MANUAL OF THE GRASSES OF THE UNITED STATES 



969 



Stipa sparta Trin. ex Hook., Fl. Bor. 

 Amer. 2: 237. 1840. Name only, S. 

 parviflora Nutt., not Desf., cited as 

 synonym. 

 (30) Stipa williamsii Scribn., U. S. Dept. 

 Agr., Div. Agrost. Bui. 11: 45. 1898. 

 Big Horn Mountain, Wyo., Williams 

 2804. 



THEMEDA Forsk. 



Themeda quadrivalvis (L.) Kuntze, Rev. 

 Gen. PI. 2: 794. 1891. Based on 

 Andropogon quadrivalvis L. 



Andropogon quadrivalvis L., Syst. Veg. ed. 

 13. 758. 1774. India. 



Anthistiria ciliata L. f., Sup. 113. 1781. 

 Based on Andropogon quadrivalvis L. 



Themeda ciliata Hack, in DC., Monogr. 

 Phan. 6: 664. 1889. Based on Anthis- 

 tiria ciliata L. f. 



Thysanolaena maxima (Roxb.) Kuntze, 



Rev. Gen. PI. 2: 794. 1891. Based on 



Agrostis maxima Roxb. 

 Agrostis maxima Roxb., Fl. Ind. 1: 319. 



1820. India. 

 Thysanolaena agrostis Nees, Edinburgh 



New Phil. Jour. 18: 180. 1835. Based 



on Agrostis maxima Roxb. 



(160) TRACHYPOGON Nees 



(1) Trachypogon secundus (Presl) Scribn., 

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

 1. 1901. Based on Heteropogon secun- 

 dus Presl. 

 Heteropogon secundus Presl, Rel. Haenk. 



1: 355. 1830. Mexico, Haenke. 

 Andropogon secundus Kunth, Rev. Gram. 

 1: Sup. 39. 1830. Not A. secundus 

 Ell., 1821. Based on Heteropogon 

 secundus Presl. 

 Trachypogon .. preslii var. secundus 

 Anderss., Ofvers. Svensk. Vetensk. 

 Akad. Forhandl. 14: 50. 1857. Based 

 on Heteropogon secundus Presl. 

 Trachypogon plumosus var. montufari 

 sub var. secundus Hack, ex Henr., Med. 

 Rijks Herb. Leiden 40: 40. 1921. 

 Based on Heteropogon secundus Presl. 

 Included in Trachypogon montufari (H. 

 B. K.) Nees in Manual ed. 1. That species 

 has not been found north of Mexico. 



(93) TRAGUS Hall. 



(1) Tragus berteronianus Schult., Mantissa 

 2: 205. 1824. Dominican Republic, 

 Bertero. 



Tragus occidentalis Nees, Agrost. Bras. 

 286. 1829. Brazil. 



Lappago berteroniana Schult. ex Steud., 

 Syn. PI. Glum. 1: 112. 1854, erron- 

 eously cited as synonym of L. aliena 

 Spreng. 



Tragus racemosus var. brevispicula Doell 

 in Mart., Fl. Bras. 2 2 : 123. pi. 18. 

 1877. Brazil. 



Nazia occidentalis Scribn., Zoe 4: 386. 



1894. Based on Tragus occidentalis 



Nees. 

 Lappago occidentalis Nees ex Hook, f., 



Fl. Brit. Ind. 7: 97. 1896. Presumably 



based on Tragus occidentalis Nees; 



erroneously cited as synonym of Tragus 



racemosus All. 

 The following two names refer to Tragus 

 berteronianus, though they are based on 

 Lappago alienus Spreng., which is Pseude- 

 chinolaena polystachya (H. B. K.) Stapf, of 

 the Tropics. 



Nazia racemosa aliena Scribn. and Smith, 



U. S. Dept. Agr., Div. Agrost. Bui. 4: 



12. 1897. Based on Lappago aliena 



Spreng. 

 Nazia aliena Scribn., U. S. Dept. Agr., 



Div. Agrost. Bui. 17: 28. f. 324. 1899. 



Based on Lappago aliena Spreng. 

 (2) Tragus racemosus (L.) All., Fl. Pedem. 



2: 241. 1785. Based on Cenchrus 



racemosus L. 

 Cenchrus racemosus L., Sp. PI. 1049. 



1753. Southern Europe. 

 Lappago racemosa Honck., Syn. PI. Germ. 



1: 440. 1792. Based on Cenchrus 



racemosus L. 

 Tragus muricatus Moench, Meth. PI. 53. 



1794. Based on Cenchrus racemosus L. 

 Tragus racemosus var. longispicula Doell, 



in Mart., Fl. Bras. 2*: 122. 1877. 



Based on T. racemosus Desf. (Same as 



T. racemosus All.) 

 Nazia racemosa Kuntze, Rev. Gen. PI. 2: 



780. 1891. Based on Cenchrus race- 

 mosus L. 



(128) TRICHACHNE Nees 

 (2) Trichachne californica (Benth.) Chase, 



Wash. Acad. Sci. Jour. 23: 455. 1933. 



Based on Panicum californicum Benth. 

 Panicum californicum Benth., Bot. Voy. 



Sulph. 55. 1840. Bay of Magdalena, 



Baja California. 

 Panicum lachnanthum Torr., U. S. Expl. 



Miss. Pacif. Rpt. 7 3 : 21. 1858. Not 



P. lachnanthum Hochst., 1855. Burro 



Mountains, N. Mex. 

 Panicum saccharatum Buckl., Prel. Rpt. 



Geol. Agr. Survey Tex. App. 2. 1866. 



Texas, Buckley. 

 Panicum insulare var. lachnanthum 



Kuntze, Rev. Gen. PI. 3 3 : 361. 362. 



1898. Based on P. lachnanthum Torr. 

 Trichachne saccharata Nash in Small, Fl. 



Southeast. U. S. 83. 1903. Based on 



Panicum saccharatum Buckl. 

 Valota saccharata Chase, Biol. Soc. Wash. 



Proc. 19: 188. 1906. Based on Pani- 

 cum saccharatum Buckl. 

 Digitaria californica Henr., Blumea 1: 99. 



1934. Based on Panicum californicum 



Benth. 

 (4) Trichachne hitchcockii (Chase) Chase, 



Wash. Acad. Sci. Jour. 23: 454. 1933. 



Based on Valota hitchcockii Chase. 



