MANUAL OF THE GRASSES OF THE UNITED STATES 



911 



(14) Panicum acicuSare Desv. ex Poir. in 



Lam., Encycl. Sup. 4: 274. 1816. 



"Indes orientales," erroneous; probably 



from southeastern United States. 

 Panicum setaceum Muhl., Descr. Gram. 



99. 1817. Georgia. Name only, Muhl., 



Cat. PL 9. 1813. 

 Panicum subuniflorum Bosc ex Spreng., 



Syst. Veg. 1: 312. 1825. Carolina, 



Bosc. 

 Panicum arenicola Ashe, Elisha Mitchell 



Sci. Soc. Jour. 15: 56. 1898. Chapel 



Hill, N. C, Ashe. 

 Panicum pungens Muhl. ex Scribn. and 



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



Bui. 27: 2. 1900. Not P. pungens Poir., 



1816. As synonym of P. setaceum 



Muhl. 

 Panicum filirameum Ashe, Elisha Mit- 

 chell Sci. Soc. Jour. 16: 88. 1900. New 



Hanover County, N. C, Ashe. 

 This is the species described in Britton's 

 Manual and in Small's Flora (ed. 1) under 

 the name Panicum neuranthum Griseb. 

 (103) Panicum aculeatum Hitchc. and 



Chase, Rhodora 8: 209. 1906. District 



of Columbia, Chase 2520. 

 (68) Panicum addisonii Nash, Torrey Bot. 



Club Bui. 25: 83. 1898. Wildwood, 



N. J., Bicknell in 1897. 

 Panicum owenae Bicknell, Torrey Bot. 



Club Bui. 35: 185. 1908. Nantucket, 



Mass., Bicknell in 1907. 

 Panicum commonsianum subsp. addi- 

 sonii Stone, N. J. State Mus. Ann. 



Rpt. 1910: 205. 1911. Based on P. 



addisonii Nash. 

 Panicum commonsianum var. addisonii 



Pohl, Amer. Midi. Nat. 38: 582. 1947. 



Based on P. addisonii Nash. 

 (121) Panicum adspersum Trim, Gram. 



Pan. 146. 1826. Dominican Republic. 

 Panicum thomasianum Steud ex Doell, in 



Mart., Fl. Bras. 2 2 : 188. 1877, as 



synonym of P. adspersum. St. Thomas, 



Duchaissing. 

 Panicum keyense Mez, Notizbl. Bot. Gart. 



Berlin 7: 61. 1917. Sand Key, Fla., 



Curtiss 3606**, 5431, 6705. 

 This is the species described as Panicum 

 striatum Lam. by Chapman (FL South. 

 U. S. ed. 2. 666. 1883). 

 (157) Panicum agrostoides Spreng., PL 



Pugill. 2: 4. 1815. Pennsylvania, 



Muhlenberg. Name only, Muhl., Amer. 



Phil. Soc. Trans. 4: 236. 1799. 

 Panicum rigidulum Bosc ex Spreng., Syst. 



Veg. 1: 320. 1825; Nees, Agrost. 



Bras. 163. 1829. [South Carolina? 



Bosc] 

 Agrostis polystachya Bosc ex Steud., 



Norn. Bot. ed. 2. 1: 40. 1840, errone- 

 ously cited as synonym of A. composita 



Poir. [Carolina, Bosc] 

 Panicum elongatum var. ramosior Mohr, 



U. S. Natl. Herb. Contrib. 6: 357. 



1901. Near Mobile, Ala. [Mohr]. 



Panicum agrostoides var. ramosius 



(Mohr) Fernald, Rhodora 38: 390. 



1936. Based on P. elongatum var. 



ramosior Mohr. 

 (46) Panicum albemarlense Ashe, Elisha 



Mitchell Sci. Soc. Jour. 16: 84. 1900. 



Scranton, Hyde County, N. C, Ashe 



in 1899. 

 Panicum velutinum Bosc ex Spreng., 



Syst. Veg. 1: 315. 1825. Not P. velu- 

 tinum Meyer, 1818. Name only. [Bosc] 

 Panicum meridionale var. albermarlense 



Fernald, Rhodora 36: 76. 1934. Based 



on P. albermarlense Ashe. 

 (77) Panicum albomarginatum Nash, Tor- 

 rey Bot. Club Bui. 24: 40. 1897. 



Eustis, Fla., Nash 925. 

 (154) Panicum amarulum Hitchc. and 



Chase, U. S. Natl. Herb. Contrib. 15: 



96. f. 87. 1910. Virginia Beach, Va., 



Williams 3090. 

 (153) Panicum amarum Ell., Bot. S. C. and 



Ga. 1: 121. 1816. Presumably South 



Carolina. 

 Panicum amarum var. minus Vasey and 



Scribn., U. S. Dept. Agr., Div. Bot, 



Bui. 8: 38. 1889. Fortress Monroe, 



Va., Vasey. 

 Panicum amaroides Scribn. and Merr., 



U. S. Dept. Agr., Div. Agrost. Cir. 29: 



5. f. 1. 1901. Based on P. amarum var. 



minus Vasey and Scribn. 

 Chasea amara Nieuwl., Amer. Midi. Nat, 



2: 64. 1911. Based on Panicum 



amarum Ell. 

 (162) Panicum anceps Michx., Fl. Bor. 



Amer. 1: 48. 1803. Carolina, Michaux. 

 Panicum rostratum Muhl. in Willd., 



Enum. PL 1032. 1809. Pennsylvania 



[type, Muhlenberg] and Carolina. Name 



only, Muhl., Amer. Phil. Soc. Trans. 



4: 236. 1799. 

 Agrostis nutans Poir. in Lam., Encycl. 



Sup. 1: 255. 1810. Carolina, Bosc. 

 Vilfa nutans Beauv., Ess. Agrost. 16, 148, 



181. 1812. Based on Agrostis nutans 



Poir. 

 Panicum nutans Desv., Opusc. 93. 1831. 



Based on Agrostis nutans Poir. 

 Panicum anceps var. angustum Vasey, 



U. S. Dept. Agr., Div. Bot. Bui. 8: 37. 



1889. Texas, Nealley. 

 Panicum anceps var. densiflorum Vasey, 



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



37. 1889. [Marshall] Tex., Riggs [91]. 

 (18) Panicum angustifolium Ell., Bot. S. C. 



and Ga. 1: 129. 1816. Presumably 



South Carolina. 

 ? 'Panicum ramulosum Michx., Fl. Bor. 



Amer. 1: 50. 1803. Carolina, Michaux. 

 Panicum nitidum var. angustifolium A. 



Gray, N. Amer. Gram, and Cyp. 2: 



112. 1835. Based on P. angustifolium 



Ell. 

 Panicum curtisii Steud., Syn. PL Glum. 1: 



66. 1854. South Carolina, M. A. Curtis. 

 Chasea angustifolia Nieuwl., Amer. Midi. 



