385 



3. Column of awn of the fourth glume glabrous; 



aromatic, grasses. 



4. First glume of the sessile spikelet dor- 

 sally flat with a deep narrow longitu- 

 dinal cleft in the center below, the 

 keels narrowly winged from or above 



the middle (17) .1. tchoenanthua 



4. First glume of the sessile spikelet dor- 



i sally flat or with shallow depressions 



or concave toward the base winged 



or wing-margined (10) A. nnrdut 



3. Column of awn of the fourth glume hirsute ; 



plants inodorous .... (18) A. filipendtilus 



Subgenus Schizachteium. 



(1) Andropogon brevifolius Sw. Prodr. (1788) 20; Hack, in DC. Honog. 

 Phan. 6 (1889) 863; Rolfe in Journ. Bot. 23 (1885) 216; Vidal Phan. Cuming. 

 Philip. (1886) 158; Rev. PI. Vase. Filip. (1886) 291; Hook. f. Fl. Brit. [nd. 7 

 (1897) 105; Rendle in Forbes & Hemsl. Journ. Finn. Boo. Bot. 36 (1904) 370; 

 Pilger in Perk, Frag. Fl. Philip. (1904) 139; Merr. Philip. Journ. Sci. 1 (1900) 

 Suppl. 26. 



Luzon, Province of Nueva Viscaya, Quiangan (103 Merrill) June. 1902: 

 Province of Bataan, Lamao (6785 Elmer) November, 1904; (330G Merrill) Oc- 

 tober, 1903. Mindanao, Fake Lanao, Camp Keithley (155 Clemens) Feb- 

 ruary, 1900. 



Tropics of the world. 



(2) Andropogon fragilis R. Br. Prodr. (1810) 202; F.entb. Fl. Austral. 7 

 (1878) 535. Andropogon brevifolius Sw., var. frutjilis Hack, in DC. Monog. 

 Phan. 6 (1889) 304. 



Mindanao, Fake Fanao, Camp Keithley (95 Clemens) January, 1900. 



Northern Australia and Queensland. 



Var. luzoniensis Hack, in Philip. Journ. Sci. 1 (1906) Suppl. 207. 



Luzon, Province of Benguet, Ambuklao to Daklan (4.380 Merrill) October, 

 1905: District of Fcpanto, Cervantes to Mancayan (4400 Merrill) November, 

 1905. 



Endemic. 



Subgenus Diectomis. 



(3) Andropogon fastigiatus Sw. Prodr. (1788) 2(i ; Hack, in DC. Monog. 

 Phan. 6 (1889) 393; Book! f. Fl. Brit. In. I. 7 (189?) 1(',7; Beadle in Forbes & 

 Hemsl. Journ. Linn. See. Bot. 36 (1904) 371; Hack, in Philip. -Journ. Sci. 1 

 (1900) Suppl. 267. 



Luzon, District of Lepanto, Cervantes to Balili (4461 Merrill) November, 1905. 

 Tropics of both hemispheres. 



Subgenus Amphilophis. 



(4) Andropogon intermedius R. Br. Prodr. (1810) 202; Benth. Fl. Austral. 

 7 (1887) 531; Hack, in DC. Mono". Phan. 6 (1889) 485; Usteri Beitr. Ken i. 

 Philip. Veg. (1905) 132; Hook. f. Fl. Brit. Ind. 7 (1897) 175; Rendle in Forbes 

 & Hemsl. Journ. Finn. Soc. Bot. 36 (1904) 373. 



Skmkkara (41-12 Merrill) duly. 1995. -'Somewhat intermediate between the 

 type and the variety haenkei," Hackel. 



China and Australia varieties extending to British India. Caucasas, tropical 

 and south Africa, and Polynesia. 



Var. haenkei (Presl) Hack, in DC. Monog. Phan. 6 (1889) 486; Pilger in 

 Perk. Frag. Fl. Philip. (1904) 139. A. haenkei Presl llel. Ilaenk. 1 (1831)" 340: 

 Kunth Enum. 1 (1833) 501; Miq. Fl. Ind. Bat. 3 (1859) 489; F.-ViU. Nov. 



