1892.] NEW YORK ACADEMY OF SCIENCES. 91 



***** Bristles scabrous upwards ; achenium transversely rugose. 



45. Ryncliospora glaiica, Vahl. 



liynchospora glmica, "Vahl, Enum., ii, 233 (1806). 

 Rynchospora punijens, Liebm., Mex. Halv., 65 (1849). 



Mexico (Liebmann) ; hear Coban, Guatemala (Tuerckheim, 1260, 

 det. Clarke). [Tropical America and Australia.] 



46. Rynchospora cymosa (Willd.). 



Schoenux cymostts, Willd., ex Muhl., Gram., 8 (1817). 



Rynchospora cymosa, Nutt., Gen., i, 33 (1818). 



Rynchospora Harveyana, W. Boott, Bot. Gaz., ix, 85 (1884). 



New Jersey and Pennsylvania to Florida, Texas, Missouri, and 

 the Indian Territory. [Cuba, Wri<iht, 232.] 



Kunth refers Schcenus cymosus, Willd., to Scirpiis polyphyllus. 



Var. compressa (Chapm.). 



Rynchospora compressa, Chapm., Fl. S. States, 525 (1860). 

 R. cymosa, var. comj}ressa, Clarke, MSS. 



Florida and Alabama. 



Var. globularis, Chapm. 



R. cymosa, var. gJobidaris, Chapm., Fl. S. U. S. 525 (1860). 

 Florida to Louisiana. 



47. Rynchospora punctata, Ell. 



Rynchospora punctata, Ell., Sketch Bot. S. C. and Ga., i, 60 (1816). 



Georgia and Florida. The plant described by Boeckeler under 

 this name (Linnsea, xxxvii, 580), from Mexico, is" probably not the 

 plant of Elliott, but I have not seen specimens. 



48. Rynchospora Kunthii, Nees. 

 Rynchospora Kunthii, Nees, Liunaea, ix, 297 (1835), name only. 



Mexico (Liebmann; E. Palmer, No. 27, 1885). 



49. Rynchospora Schaffneri, Boeckl. 

 Rynchospora Schaffneri, Boeckl., Linnsea, xxxvii, 575 (1873). 



San Luis Potosi, Mexico (Schaffner, 548 ; Parry and Palmer, 918). 



50. Rynchospora Torreyana, A. Gray. 

 Rynchospora Torreyana, A. Gray, Ann. Lye, iii, 197 (1836). 

 New Jersey to South Carolina. 



