326 
MERRILL AND MERRITT. 
ROTTBOELLI A L. f. 
1. R. ophiuroides (R. Br.) Benth. FI. Austral. 7 (1878) 514. 
On steep, grass-covered slopes in the pine region, G. M. Z. 16184, 16213. 
Ig., catalon. 
Not widely distributed in the Philippines, chiefly known from the Benguet- 
Lepanto region; New Guinea and tropical and subtropical Australia. 
ANTHRAXON Beauv. 
1. A. ciliaris Beauv. Agrost. (1812) 111, t. 11, f. 6, subsp. quartinianus 
(A. Rich.) Hack, in DC. Monog. Phan. 6 (1889) 365. 
Upper pine region, extending to the lower border of the mossy forest, Merrill 
6514- 
Known in the Philippines, only from high altitudes in the Benguet-Lepanto 
region; mountains of India. 
2. A. microphyllus (Trin.) Hochst. in Flora 39 (1856) 189. 
Upper pine region, C. M. Z. 16157. 
Known in the Philippines only from the Benguet-Lepanto region; mountains 
of India to Ceylon and Tonkin. 
THEM EDA Forsk. 
1. T. triandra Forsk. FI. Aeg.-Arab. (1775) 178. 
The most common grass in the entire district, abundant on open slopes in 
the pine region, C. M. Z. 18154- 
Common and widely distributed in the Philippines, from sea level to medium 
and higher altitudes in the open country; widely distributed in the warmer parts 
of the Old World. 
2. j T. gigantea (Cav.) Hack. var. genuina Hack, in DC. Monog. Phan. 6 
(1889) 670. 
In stream depressions, pine region, C. M. Z. 16207. Ig., talnag. 
Widely distributed in the Philippines at low and medium altitudes; other 
varieties extending from India to China, and Malaya. 
APLUDA Linn. 
1. A. m utica Linn. Sp. PI. (1753) 82. 
In the pine region, altitude about 1,500 m, G. M. Z. 16032. 
Widely distributed in the Philippines at low and medium altitudes; India to 
China, Malaya, Australia, and Polynesia. 
ARUN DIN ELLA Raddi. 
1. A. setosa Trin. Diss. 2 (1824) 63. 
Widely distributed in the pine region, extending to the lower limits of the 
mossy forest, G. M. Z. 16154, 16209, 16212. 
At low, medium, and high altitudes in Luzon; India and Ceylon to China and 
Formosa. 
DIGITARI A Scop. 
1. D. longiflora (Gmel.) Pers. Syn. 1 (1805) 85. 
Upper pine region, Merrill 6518. 
Widely distributed in the Philippines, from sea level to medium and high 
altitudes; India to Japan and Malaya. 
