44, 4 
Ames and Quisumbing: Philippine Orchids 
379 
Luzon, Manila, Bureau of Science orchid house, Bur. Sci. 
788U7 Quisumbing, September 24, 1929, living plants collected 
in Paete, Laguna Province; Bur. Sci. 788U5 Quisumbing, Decem¬ 
ber 11, 1929, living plants collected on Mount Mariveles, Bataan 
Province, creeping on tree trunks at low and medium altitudes. 
BULBOPHYLLUM EBRACTEOLATUM Kranzl. Plates 2, 3, and 15. 
Bulbophyllum ebracteolatum Kranzl. in Ann. k. k. Nat. Hofmus. Wien 
30 (1916) 58; Ames in Merr. Enum. Philip. FI. PI. 1 (1925) 382. 
Rhizomes creeping, 3.5 to 7 mm in diameter. Pseudobulbs 
one-leafed, remote, 4- or 5-angled, ovoid to ovoid-lanceolate, 3 
to 4.5 cm long, 1.4 to 2 cm in diameter, 1.4 to 2 cm distant; 
the base of the pseudobulbs covered by two brown, membra¬ 
naceous sheaths, 1.5 to 3.2 cm long, the lower one smaller. 
Leaves linear, 10 to 17 cm long, 1.7 to 2.5 cm wide, narrowed 
at both ends, the apex acute; petioles very short. Scape arising 
at the base of the pseudobulb, 5 to 8.5 cm long including the 
peduncles; the peduncles white flushed with some purple, pu¬ 
bescent with minute white hairs, 2 to 2.5 cm long, fleshy; the ra- 
chis fleshy, white, flushed with some purple, pubescent with mi¬ 
nute white hairs, 5 to 6 mm in diameter. Basal sheaths two, 
brown, membranaceous, 8 to 10 mm long. Flowers odorless, 
minutely pubescent, 4.5 to 5 mm long, spirally arranged on the 
rachis, rather remote, the side view giving the appearance of a 
snake’s head. Floral bracts covering the pedicels and ovaries 
cucullate, greenish or light purple, ovate, obtuse, 3 to 4 mm long. 
Pedicel and ovary very short, 1 to 2 mm long, purple, pubescent. 
Dorsal sepal cucullate, ovate, obtuse, 4 to 5 mm long, 2.5 to 3 mm 
wide, marguerite yellow to almost white, 3-nerved, the nerves 
pansy purple. Lateral sepals cucullate, connate, oblong, broadly 
obtuse to rounded, 4.5 to 5.5 mm long, 3 to 4 mm wide, mar¬ 
guerite yellow to almost white, 7-nerved, the nerves pansy pur¬ 
ple. Petals very much smaller than the sepals, lanceolate, 
acutely acuminate, about 2 mm long, 1 mm wide, marguerite 
yellow to almost white, 1-nerved, the central nerve and smooth 
margins pansy purple. Lip fleshy, 3-lobed, about 3.5 mm long; 
the lateral lobes rather insconspieuous, minute, obtuse, up to 
0.5 mm long, madder brown; the middle lobe oblong, rounded, 
lime green, pompeian red at the base. Foot slender, somewhat 
flattened, flesh color, about 1 mm long. Column white, fleshy, 
about 2 mm long, the apex pubescent, the arms two, bicuspidate. 
Pollinia ivory yellow, suborbicular. 
Luzon, Manila, Bureau of Science orchid house, Bur. Sci. 
7892U Quisumbing, February 27, 1930. Living plants collected 
