912 



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



Nat. 2: 64. 1911. Based on Panicum 



angustifolium Ell. 

 (29) Panicum annulum Ashe, Elisha Mit- 

 chell Sci. Soc. Jour. 15: 58. 1898. 



Maryland to North Carolina and Geor- 

 gia, Washington, D. C, Ward in 1892 



[type]. 

 Panicum bogueanum Ashe, Elisha Mit- 

 chell Sci. Soc. Jour. 16: 85. 1900. 



Based on P. annulum Ashe. 

 Panicum antidotale Retz., Obs. Bot. 4: 17. 



1786. Botanic garden, India. 

 (21) Panicum arenicoloides Ashe, Elisha 



Mitchell Sci. Soc. Jour. 16: 89. 1900. 



Wilmington, N. C, Ashe in 1899. 

 Panicum orthophyllum Ashe, Elisha Mit- 

 chell Sci. Soc. Jour. 16: 90. 1900. 



New Hanover County, N. C, Ashe in 



1899. 

 (123) Panicum arizonicum Scribn. and 



Merr., U. S. Dept. Agr., Div. Agrost. 



Cir. 32: 2. 1901. Camp Lowell, Ariz., 



Pringle 465. 

 Panicum fuscum var. majus Vasey, U. S. 



Dept, Agr., Div. Bot. Bui. 8: 26. 1889. 



. Mexico [southwestern Chihuahua, Pal- 

 mer lb in 1885]. 

 Panicum dissitiflorum Vasey in S. Wats., 



Amer. Acad. Sci. Proc. 24: 80. 1889. 



Name only. Guaymas, Mexico, Palmer 



159 in part, 190. 

 Panicum fasiculatum var. ?najus Beal, 



Grasses N. Amer. 2: 117. 1896. Based 



on P. fuscum var. majus Vasey. 

 Panicum fasiculatum dissitiflorum Vasey 



ex Scribn. and Merr., U. S. Dept. Agr., 



Div. Agrost, Cir. 32: 2. 1901, as 



synonym of P. arizonicum. 

 Panicum aruonicwn var. tenue Scribn. 



and Merr., U. S. Dept. Agr., Div. 



Agrost. Cir. 32: 3. 1901. Fort Hua- 



chuca, Ariz., Wilcox in 1894. 

 Panicum arizonicum var. laeviglume 



Scribn. and Merr., U. S. Dept. Agr., 



Div. Agrost, Cir. 32: 3. 1901. Mescal, 



Ariz., Griffiths 1810. 

 Panicum arizonicum var. majus Scribn. 



and Merr., U. S. Dept. Agr., Div. 



Agrost. Cir. 32: 3. 1901. Based on P. 



fuscum var. majus Vasey. 

 (108) Panicum ashei Pearson in Ashe, 



Elisha Mitchell Sci. Soc. Jour. 15: 35. 



1898. Ithaca, N. Y., Ashe in 1898. 

 Panicum umbrosum LeConte ex Torr. in 



Eaton, Man. Bot. 342. 1818. Not 



P. umbrosum Retz., 1786. New York. 

 Panicum commutatum var. ashei Fernald, 



Rhodora 36: 83. 1934. Based on P. 



ashei Pearson. 

 (51) Panicum auburne Ashe, N. C. Agr. 



Expt. Sta. Bui. 175: 115. 1900. 



Auburn, Ala., Earle and Baker 1527. 

 (34) Panicum barbulatum Michx., Fl. Bor. 



Amer. 1: 49. 1803. "Carolina" [but 



type from Canada]. 

 Panicum dichotomum var. barbulatum 



Wood, Class-book ed. 3. 786. 1861. 



Presumably based on P. barbulatum 

 Michx. 

 Panicum pubescens var. barbulatum Brit- 

 ton, Cat, PL N. J. 280. 1889. Pre- 

 sumably based on P. barbulatum 

 Michx. 

 Panicum nitidum var. barbulatum Chapm., 

 Fl. South. U. S. ed. 3. 586. 1897. 

 Based on P. barbulatum Michx. 

 Panicum gravius Hitchc. and Chase, 

 Rhodora 8 : 205. 1906. Between Centre- 

 ville and Mount Cuba, Del., Chase 

 3620. 

 (126) Panicum bartowense Scribn. and 

 Merr., U. S. Dept, Agr., Div. Agrost, 

 Cir. 35: 3. 1901. Bartow, Fla., Combs 

 1220. 

 Panicum dichotomiflorum var. bartowense 

 Fernald, Rhodora 38: 387. 1936. 

 Based on P. bartowense Scribn. and 

 Merr. 

 (60) Panicum benneri Fernald, Rhodora 

 46: 2. pi. 807. 1944. New Jersey, 

 along the Delaware River, Hunterdon 

 County, Benner 9635. 

 (15) Panicum bennettense M. V. Brown, 

 Torrey Bot. Club Bui. 69: 539. f. 1. 

 1942. North Carolina, at Bennett 

 Memorial, Durham County, M. V. 

 Brown 2492. 

 Panicum bergii Arech., An. Mus. Nac. 



Montevideo 1: 147. 1894. Uruguay. 

 (24) Panicum bicknellii Nash, Torrev Bot. 

 Club Bui. 24: 193. 1897. Bronx Park, 

 N. Y., Bicknell in 1895. 

 Panicum nemopanthum Ashe, Elisha Mit- 

 chell Sci. Soc. Jour. 15: 42. 1898. 

 Raleigh, N. C, Ashe in 1895. 

 Panicum bushii Nash, Torrey Bot, Club 

 Bui. 26: 568. 1899. McDonald County, 

 Mo., Bush 413. 

 Panicum bicknellii var. bushii Farwell, 

 Mich. Acad. Sci. Papers 1: 85. 1921. 

 Based on P. bushii Nash. 

 (32) Panicum boreale Nash, Torrey Bot. 

 Club Bui. 22: 421. 1895. Cairo, N. Y., 

 Nash in 1893. 

 Panicum boreale var. michiganense Far- 

 well, Rhodora 42: 306. 1940. Detroit, 

 Mich., Farwell 1425. 

 (115) Panicum boscii Poir. in Lam., En- 

 cycl. Sup. 4: 278. 1816. Carolina, 

 Bosc. 

 Panicum waltheri Poir. in Lam., Encvcl. 

 Sup. 4: 282. 1816. Not P. walteri 

 Pursh, 1814. Based on P. latifolium as 

 described by Michaux. 

 Panicum latifolium var. australe Vasey, 

 U. S. Dept. Agr., Div. Bot, Bui. 8: 34. 

 1889. Alabama [type, Thomasville, 

 Mohr] to Texas. 

 Panicum porterianum Nash, Torrey Bot. 

 Club Bui. 22: 420. 1895. Based on P. 

 waltheri Poir. 

 Panicum boscii var. molle (Vasey) Hitchc. 

 and Chase in Robinson, Rhodora 10: 



