LIST OF HIGHER SEED-PRODUCING PLANTS. 49 



katchewan; S. to N. Eng.. N. J. and Fla. ; W. to Minn., Dak., 

 Neb., Kan., Mo., Ark. and S. Colo. 



Minn, valley: Throughout; principally in prairie dis- 

 trict; high or dry places. 



HERB.: Sheldon 1318, Lake Benton; Sheldon 1378, Ver- 

 di, Lincoln Co.; MacM. and Sheld. 13, Brainerd; Sandberg 605, 

 Red Wing; Foote 11, Worthington. 



PANICUM LINN. Gen. 47 (1737). 



Thalasium SPRENG. Syst. Cur. Post. 22, 30 (1827). 

 Migitaria RICH, in Pers. Syn. I, 84 (1805). 

 Syntherisma WALT. Fl. Carol. 76 (1788). 

 Trichaclme NEES, Agrost. Bras. 85 (1829). 

 Acicarpa RADDI, Agrost. Bras. 31 (1823). 

 Urochloa KUNTH, Rev. Gram. I, 31 (1835). 

 Coriclochloa NEES, Edin. Phil. Journ. XV, 381 (1831?). 

 Eriachne PHILIPPI, Sert. Mend. Alt. 49 (I860?). 

 Holosetum, Mesosetum STEUD. Syn. Glum. I, 118 (1855). 

 Bluffia, Rhyiiclielythrum NEES, Fl. Afr. Austr. Gram. 61, 

 64 (1841). 



Thrasya H. B. K. Nov. Gen. et Spec. I, 120 (1815). 

 Tylothrasya DOELL. Mart. Fl. Bras. II, 2, 295 (1833). 

 ? Dimorphostachys FOURN. Compt. Rend. LXXX, 441 (1875). 



Paractaenium, Urochloa, Echinochloa, Hymenachne 

 BEAUV. Agrostogr. 47, 48, 53 (1812). 



Streptostachys DESVX. Bull. Philom. II, 190 (1810). 

 Otachyrium NEES, Agrost. Bras. 273 (1829). 

 Coleataenia GRISEB. Symb. Arg. 308 (1875). 

 Tricholaeiia SCHRAD. R. and S. Syst. II, Mant. 163 (1824). 

 ? Gramerium DESVX. ex Dur. 1. c. (1888). 

 ? Alloteropsis PRESL, ex Dur. 1. c. (1888). 



Benth. and Hook., Gen. PL III, 1100; Durand, Ind. Gen. Phan. 466: 

 Engler and Prantl, Nat. Pflanz. 2, II, 35, 36 (Hackel); Schenck, Palaeo- 

 phyt. 384. 



Living species: 310 ; temperate and warmer regions; 

 Europe, 13; Russia, 10-12; N. America, 67; So. Sts., 48; E. 

 Sts., 22; California, 15; Rocky Mts., 5; Canada, 15; Texas, 41; 

 PI. Wheel., 5; PI. King, 3. 



Fossil species: ? Tertiary of Switzerland (Schenck). 



Panicnm crus-galli LINN. var. hispidum (MUHL.) TORR. Fl. 

 N. Y. II, 424 (1843). 



P. muriatum MICHX. Fl. N. Am. I, 47 (1803). 

 - P. walteri PURSH, Fl. Am. 66 (1814). 

 P. hispidum MUHL. Gram. 167 (1817). 

 Oplismenus muricatus KUNTH, Enurn. I, 143 (1833). 

 Wats, and Coult., Gray's Man., 6 ed. 634; Britt.,Fl. N. J. 282; Mac., Fl- 

 Can. II, 177; Webb., Fl. Neb. 106; Upham, Fl. Minn. 173; Both., Wheel- 

 Exp. 295; Wats., King Exp. 394; Cpv., Fl. Ark. 232; Vas., Mon. 37. 

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