Vol. 1 GRAMINEAE 69 



PANICUM TRYPHERON Schultes Mant. 2 (1882) 244; Hook. f. Fl. 

 Brit. Ind. 7 (1897) 47;. Mez in Perk. Frag. Fl. Philip. (1904) 143; 

 Merr. in Philip. Journ. Sci. 1 (1906) Suppl. 358. 

 Luzon (Cagayan, Lepanto), Semirara, Mindoro, Palawan, Mindanao 

 (Davao), Merrill 678, U136, U78, Phil. PL 1281, Copeland 396, F. B. 

 16585 Curran. In open grasslands at low and medium altitudes. Trop- 

 ical Africa through India to China and Malaya. 



PANICUM TUBERCULATUM Presl Rel. Haenk. 1 (1830) 307; Kunth 

 Enum. 1 (1833) 120; Miq. Fl. Ind. Bat. 3 (1857) 454; F.-Vill. 

 Novis. App. (1882) 312. 

 Panicum caesium Nees in Hook. Journ. Bot. Kew Miscel. 2 (1850) 



97; Merr. in Philip. Journ. Sci. 1 (1906) Suppl. 358. 

 Panicum acroanthum Mez in Perk. Frag. Fl. Philip. (1904) 141, non 

 Steud. 

 Luzon (Isabela, Nueva Ecija, Pampanga, Rizal, Laguna), Panay, Min- 

 danao (Misamis), Cuming 1667j Merrill 123, 6707, J^229, H69, Phil. PL 

 2057, B. S. 23081 McGregor, 8122 Ramos. In open waste places, old 

 clearings, etc., at low and medium altitudes. India to Borneo and New 

 Guinea. 



PANICUM UNCINATUM Raddi Agrost. Bras. (1823) 41; Trin. Gram. 



Pan. (1826) 174, Ic. t. 216; Merr. in Philip. Journ. Sci. 1 (1906) 



Suppl. 362. 

 Mindanao (Davao), Clemens 266. In thickets or open lands, altitude 

 about 650 m. Pantropic. 



PANICUM WARBURGII Mez in Perk. Frag. Fl. Philip. (1904) 143; Merr. 

 in Philip. Journ. Sci. 1 (1906) Suppl. 362, Fl. Manila (1912) 93. 

 Panicum patens Linn. var. parvulum Warb. 1. c. in syn. 

 Luzon (Ilocos Norte, Ifugao, Lepanto, Nueva Vizcaya, Rizal, Zambales, 

 Bataan, Laguna, Tayabas), Mindanao (Lanao), Merrill 303, Kneucker 

 Gram. Exsic. 73J^, B. S. 2883Jf Ramos & Edano, 27018, 2739U Ramos, 20007 

 McGregor. In thickets and forests, sea level to 1,200 m altitude; probably 

 but a greatly reduced form of P. carinatum Presl, the latter being interme- 

 diate between the present species and P. patens Linn. Endemic. 



EXCLUDED SPECIES 



PANICUM BRiZAEFORME Presl Rel. Haenk. 1 (1830) 302; Kunth Enum. 1 

 (1833) 78; Miq. Fl. Ind. Bat. 3 (1857) 445; F.-Vill. Novis. App. 

 (1882) 311; Scribn. in Rept. Mo. Bot. Gard. 10 (1899) 46, t. 16. 

 Panicum paspaloides Pers. Syn. 1 (1805) 81; Kunth Enum. 1 (1833) 

 77; F.-Vill. Novis. App. (1882) 311. 

 Hitchcock & Chase, in Contr. U. S. Nat. Herb. 15 (1910) 30, state 

 that the Haenke specimen of P. hrizaeforme in the Prague herbarium is 

 labeled "Acapulco, Mexico," and is Panicum geminatum Forsk. 



PANICUM ELATius Kunth; F.-Vill. Novis. App. (1882) 312. 



PANICUM PAJLUDICOLA Nees Agrost. Bras. (1823) 179; Steud. Syn. PI. Glum. 

 1 (1854) 65; Miq. Fl. Ind. Bat. 3 (1857) 455; F.-Vill. Novis. 

 App. (1882) 312. 



