468 
The Philippine Journal of Science 
lowly saccate at the base, fleshy, 12.8 to 17 mm long when 
expanded; basal lobes short, triangular, obtuse, 1.5 to 2.5 mm 
long, free portion about 1.6 mm, pubescent; middle lobe ovate to 
ovate-lanceolate, about 13 mm long, attenuate or caudate at the 
apex (with tail 5.5 to 7 mm long), glabrous below and pubescent 
above. Between the basal lobes there is a ligulate, pubescent 
appendage which is 2.8 to 3 mm long. Keel beneath the middle 
lobe narrow and thin. Gynostemium pubescent, the auricles 
elongate, pilose, 2.5 to 2.9 mm long. 
Luzon, Tayabas Province, Pitogo, For. Bur. 9653 Curran, 
March 23, 1908: Camarines Sur Province, Mount Bagacay, Bur. 
Sci. 33850 Ramos and Edaho, December 17, 1918. NEGROS, 
Occidental Negros Province, along Gimogaa River, For. Bur. 
5553 H. D. Everett, October 26, 1906. Leyte, Dagami, Wenzel 
15 (Type of Trichoglottis Wenzelii Ames), December 8, 1912, 
Wenzel 176. Mindanao, Surigao Province, Surigao, F. H. Bol¬ 
ster 225, January 17, 1906; W. S. Lyon 127: Davao Province, 
Davao, Rev. R. F. Black, s. n. 1909: Zamboanga Province, Mala- 
sugat, Merrill 8206, November-December, 1911. Tawitawi, 
Sulu Province, Bur. Sci. UU262 Ramos and Edaho, August 22, 
1924. Basilan, For. Bur. 6103 Hutchinson, August, 1906. A 
species growing at lower altitudes. Endemic. 
Sepals and petals chalcedony yellow or light green-yellow, 
striped with amaranth purple. Labellum cream-colored, bar¬ 
red with amaranth purple with the white pilose hairs on the 
upper surface of the middle lobe. 
The species is characterized by having a trilobed labellum, of 
which the middle lobe is ovate to ovate-lanceolate, attenuate or 
caudate at the apex. 
