MANUAL OF THE GRASSES OF THE UNITED STATES 823 



Calamagrostis sylvatica var. americana Vasey, Contrib. U.S. Natl. Herb. 3: 83. 



1892. British America to Colorado. [Type, Pen Gulch, Colo.. Vasey in 



1884.] 

 Calamagrostis arctica Vasey, U.S.Dept.Agr., Div. Bot. Bull. 13 2 : pi. 55. 1893. 



St. Paul Island, Bering Sea, J. M. Macoun. 



Calamagrostis vaseyi Beal, Grasses N.Amer. 2: 344. 1896. Cascade Moun- 

 tains, Wash., Vasey. 

 Calamagrostis purpurascens arctica Kearney, U.S.Dept.Agr., Div. Agrost. 



Bull. 11: 19. 1898. Based on C. arctica Vasey. 



Calamagrostis yukonensis Nash, Bull. N.Y. Bot. Gard. 2: 154. 1901. Daw- 

 son, Yukon Territory, R. S. Williams. 

 Calamagrostis purpurascens var. vaseyi Jones, Contrib. West Bot. 14: 9. 1912. 



Based on C. vaseyi Beal. 



This species has been referred to Deyeuxia sylvatica (DC.) Kunth by American 

 authors. 

 (8) Calamagrostis rubescens BuckL, Acad. Nat. Sci. Phila. Proc. 1862: 92. 



1863. Oregon, Nuttall. 

 Deyeuxia rubescens Vasey, Grasses U.S. 28. 1883. Based on Calamagrostis 



rubescens BuckL 

 Deyeuxia cusickii Vasey, Bot. Gaz. 10: 224. 1885. Eagle Mountains, Oreg., 



Cusick 1159. 

 Deyeuxia suksdorfii Scribn., Bull. Torrey Bot. Club 15: 9. pi. 76. 1888. 



Washington, Suksdorf 26. 

 Calamagrostis aleutica var. angusta Vasey, Contrib. U.S. Natl. Herb. 3: 80. 



1892. Santa Cruz, Calif., Anderson. 

 Calamagrostis cusickii Vasey, Contrib. U.S. Natl. Herb. 3: 81. 1892. Based 



on Deyeuxia cusickii Vasey. 

 Calamagrostis suksdorfii Scribn.; Vasey, Contrib. U.S. Natl. Herb. 3: 82. 



1892. Based on Deyeuxia suksdorfii Scribn. 

 Calamagrostis angusta Kearney, U.S.Dept.Agr., Div. Agrost. Bull. 11: 21. 



1898. Based on C. aleutica var. angusta Vasey. 

 Calamagrostis subflexuosa Kearney, U.S.Dept.Agr., Div. Agrost. Bull. 11: 22. 



1898. Oakland, Calif., Bolander 2274. 

 Calamagrostis fasciculata Kearney, U.S.Dept.Agr., Div. Agrost. Bull. 11: 23. 



1898. Mendocino County, Calif., Pringle in 1882. 

 Calamagrostis suksdorfii luxurians Kearney, U.S.Dept.Agr., Div. Agrost. 



Bull. 11: 24. 1898. Coeur d'Alene Lake, Idaho, Sandberg, Heller and 



McDougal 630. 



This species has been referred by some American authors to Calamagrostis 

 sylvatica DC., and to Deyeuxia varia Kunth. 

 (19) Calamagrostis scopulorum Jones, Calif. Acad. Sci. Proc. II. 5: 722. 1895. 



Springdale, Utah, Jones 6075. 

 Calamagrostis scopulorum lucidula Kearney, U.S.Dept.Agr., Div. Agrost. 



Bull. 11: 33. 1898. Wasatch Mountains, Utah, Jones 1145. 

 (15) Calamagrostis scribneri Beal, Grasses N.Amer. 2: 343. 1896. Based on 



Deyeuxia dubia Scribn. and Tweedy. 



Deyeuxia dubia Scribn. and Tweedy, Bot. Gaz. 11: 174. 1886. Not Calama- 

 grostis dubia Bunge, 1854. Yellowstone Park, Tweedy. 

 Calamagrostis dubia Scribn.; Vasey, Contrib. U.S. Natl. Herb. 3: 80. 1892. 



Based on Deyeuxia dubia Scribn. and Tweedy. 

 Calamagrostis canadensis var. dubia Vasey, Contrib. U.S. Natl. Herb. 3: 80. 



1892. Based on C. dubia Scribn. and Tweedy. 

 Calamagrostis langsdorfii var. scribneri Jones, Contrib. West. Bot. 14: 9. 1912. 



Based on C. scribneri Beal. 

 (4) Calamagrostis tweedyi (Scribn.) Scribn.; Vasey, Contrib. U.S. Natl. Herb. 



3: 83. 1892. Based on Deyeuxia tweedyi Scribn. 

 Deyeuxia tweedyi Scribn., Bull. Torrey Bot. Club 10: 64. 1883. Cascade 



Mountains, Wash., Tweedy. 



(63) CALAMOVILFA Hack. 



(2) Calamovilfa brevipilis (Torr.) Scribn., in Hack., True Grasses 113. 1890. 



Based on Arundo brevipilis Torr. 

 Arundo brevipilis Torr., Fl. North, and Mid. U.S. 1: 95. 1823. Quaker 



Bridge, N.J. 

 Calamagrostis brevipilis L. C. Beck, Bot. North, and Mid. States 401. 1833. 



Based on Arundo brevipilis Torr. 

 Ammophila brevipilis Benth.; Vasey, Grasses U.S. 29. 1883. Based on 



Calamagrostis brevipilis Beck, 



