XI ' C > 5 Merrill: Reliquiae Robinsonianae 253 



GRAMINEAE 



POLYTRIAS Hackel 



POLYTRIAS DIVERSI FLORA (Steud.) Nash in Torreya 5 (1905) 110. 

 Andropogon diversiftorus Steud. in Zoll. Syst. Verz. (1854) 58. 

 Andropogon amaurus Biise in Miq. PI. Jungh. (1854) 360. 

 Pollinia praemorsa Nees in Steud. Syn. (1854) 409. 

 Polytrias amaurea 0. Ktze. Rev. Gen. PI. 1 (1891) 788. 

 Polytrias praemorsa Hack, in DC. Monog. Phan. 6 (1889) 189. 

 Bali, Rel. Robins. 2531, July 7, 1913. 



Malay Archipelago and Singapore; introduced into the Philippines and 

 into the West Indies. 



POGONATHERUM Beauvois 



POGONATHERUM PANJCEUM (Lam.) Hack, in Allg. Bot. Zeitschr. 12 

 (1906) 178. 

 Saccharum paniceum Lam. Encycl. 1 (1791) 595, t. 40, f. I. 

 Pogonatherum saccharoidewn Beauv. Agrost. (1812) 9, t. 11, f. 7. 

 Amboina, Negri lama, Rel. Robins. 1652, September 8, 1913, on cliffs 

 near streams, altitude 20 meters. 



India to Japan, southward through Malaya. 



ANDROPOGON Linnaeus 



ANDROPOGON HALEPENSIS (Linn.) Brot. Fl. Lusit. 1 (1804) 89, Tar. 

 PROPINQUUS (Hack.) Merr. in Philip. Journ. Sci. 1 (1906) Suppl. 

 336. 

 Andropogon propinquus Kunth Enum. 1 (1833) 502. 

 Amboina, Negri lama, Rel. Robins. 1642, September 8, 1913, in fields, 

 altitude about 10 meters, locally known as tebu tebu. 



Ceylon, the Philippines, and the Moluccas (the variety), the species of 

 wide distribution. 



THYSANOLAENA Nees 



THYSANOLAENA MAXIMA (Roxb.) O. Ktze. Rev. Gen. PI. 1 (1891) 794. 

 Agrostis maxima Roxb. Fl. Ind. 1 (1820) 319. 



Thysanolaena agrostis Nees in Edinb. New Phil. Journ. 18 (1835) 180. 

 Amboina, Negri lama, Rel. Robins. 1644, September 8, 1913, on cliffs 

 near streams, locally known as bulu perampuan. 

 India through Malaya to New Guinea 



PASPALUM Linnaeus 



PASPALUM SCROBICU LATUM Linn. Mant. 1 (1767) 29. 



Amboina, Koeda mati, Rel. Robins. 1651, on margins of a small pond, 

 September 3, 1913. 



Widely distributed in the tropics. 



PASPALUM CONJUGATUM Berg, in Act. Helvet. 7 (1772) 129, t. 8. 



Amboina, in a sago swamp near the town of Amboina, Rel. Robins. 165S, 

 July 25, 1913. 



This species, originating in tropical America, has doubtless been intro- 

 duced into Amboina since Rumphius's time. Now in most tropical countries. 



