MANUAL OF THE GRASSES OF THE UNITED STATES 973 



Tripsacum dad [/hides var. monostachyum Vase}', Contrib U.S. Natl. Herb. 3: 

 6. 1892. Based on T. monostachyum Willd. 



Dactylodes dactylodes Kuntze, Rev. Gen. PL 3 £ : 349. 1898. Based on Trip- 

 sacum dactyloides L. 



(2) Tripsacum floridanum Porter; Vasey, Contrib. U.S. Natl. Herb. 3: 6. 1892. 



Florida, Garber. 

 Tripsacum dactyloides var. floridanum Beal, Grasses N.Amer. 2: 19. 1896. 

 Based on T. floridanum Porter. 



(3) Tripsacum lanceolatum Rupr. ; Fourn., Mex. PI. 2: 68. 1886. Aguas 



Calientes, Mexico, Hartweg 252. 

 Tripsacum aculiflorum Fourn., Bull. Soc. Bot. Belg. 15: 466. 1876, name only; 



Nash, N.Amer. Fl. 17: 81. 1909. Same type as T. lanceolatum Rupr. 

 Tripsacum lemmoni Vasey, Contrib. U.S. Natl. Herb. 3: 6. 1892. Huachuca 



Mountains, Ariz., Lemmon [2932]. 

 Tripsacum dactyloides var. lemmoni Beal, Grasses N.Amer. 2: 19. 1896. 



Based on T. lemmoni Vasey. 

 Tripsacum dactyloides hispidum Hitchc, Bot. Gaz. 41: 295. 1906. Las 



Can6as, Mexico, Pringle 3811. 



(54) TRISETUM Pers. 



Trisetum aureum (Ten.) Ten., Fl. Napol. 2:378. 1820. Based on Koeleria 



aurea Ten. 

 Koeleria aurea Ten., Cors. Bot. Lez. 1: 58. 1806. Europe. 

 (6) Trisetum canescens BuckL, Acad. Nat. Sci. Phila. Proc. 1862: 100. 1863. 



Columbia Plains, Oreg., Nuttall. 

 Trisetum datum Nutt.; A. Gray, Acad. Nat. Sci. Phila. Proc. 1862: 337. 1863, 



as synonym of T. canescens Buckl. 

 Trisetum cernuum var. canescens Beal, Grasses N.Amer. 2: 380. 1896. Based 



on T. canescens Buckl. 

 Trisetum canescens forma tonsiim Louis-Marie, Rhodora 30: 216. 1928. 



Trinity County, Calif., Yates 522. 

 Trisetum canescens forma velutinum Louis-Marie, Rhodora 30: 216. 1928. 



Lassens Peak, Calif., Austin in 1879. 

 Trisetum projectum Louis-Marie, Rhodora 30: 217. 1928. Fresno County, 



Calif., Hall and Chandler 359. 



(4) Trisetum cernuum Trin., Mem. Acad. St. Petersb. VI. Math. Phys. Nat. 



1: 61. 1830. Sitka, Alaska. 

 Avena nutkaensis Presl, Rel. Haenk. 1: 254. 1830. Nootka Sound, Van- 

 couver Island, Haenk< . 

 Avena cernua Kunth, Rev. Gram. 1: Sup. XXVI. 1830. Based on Trisetum 



cernuum Trin. 

 Trisetum sandbergii Beal, Grasses N.Amer. 2: 378. 1896. Mount Stuart, 



Wash., Sandberg and Leiberg 823. 

 Trisetum nutkaense Scribn. and Merr.; Davy, Univ. Calif. Pubs., Bot. 1: 63. 



1902. Based on Avena nutkaensis Presl. 

 Trisetum cernuum var. luxurians Louis-Marie, Rhodora 30: 213. 1928. 



Seaside, Oreg., Shear and Scribner 1705. 

 Trisetum cernuum var. luxurians forma pubescens Louis-Marie, Rhodora 30: 



213. 1928. Eureka, Calif. 

 Trisetum cernuum var. sandbergii Louis-Marie, Rhodora 30: 214. 1928. 



Based on T. sandbergii Beal. 

 (8) Trisetum flavescens (L.) Beauv., Ess. Agrost. 88, 153. pi. 18. f. 1. 1812. 



Based on Avena flavescens L. 

 Avena flavescens L., Sp. PL 80. 1753. Europe. 

 Trisetum pratense Pers., Syn. PL 1: 97. 1805. Europe. 

 Trisetaria flavescens Baumg., Enum. Stirp. Trans-silv. 3: 263. 1816. Based on 



Avena flavescens Schreb. (error for L.). 

 Rebentischia flavescens Opiz, Lotos 4: 104. 1854, as synonym of Trisetum 



flavescens Beauv. 

 (10) Trisetum interruptum BuckL, Acad. Nat. Sci. Phila. Proc. 1862: 100. 1863. 



Middle Texas [Buckley]. 

 tCalamagrostis longirostris BuckL, Prel. Rept. Geol. Agr. Survey Tex. App. 



2. 1866. Texas. 

 Trisetum hallii Scribn., Bull. Torrey Bot. Club 11:6. 1884. Texas, Hall 799 



in part. 



