102 
MERRILL. 
jointed, pale-fulvous hairs that are more or less crisped when 
dry. Stems rather slender, obscurely angled, usually somewhat 
silicate when dry, pale-brown or reddish-brown. Leaves oblong- 
elliptic or narrowly obovate-elliptic, membranaceous or charta- 
ceous, brownish when dry, 3 to 5 cm long, 1.5 to 2 cm wide, the 
apex acute, the base narrowed, acute, the margins distinctly 
crenate-denticulate; petioles 2.5 mm long or less, often obsolete 
and the leaves sessile or subsessile; lateral nerves ascending, 
about 7 on each side of the midrib. Infloi'escence rather dense, 
8 to 12 cm long, about 1.5 cm in diameter, the whorls close or 
somewhat distant, 20 or more flowers in each, the bracts sub- 
tending each whorl ovate, 7 to 10 mm long, 5 to 6 mm wide, 
narrowed at both ends, acuminate, more or less hairy, ultimately 
deciduous; pedicels densely hairy, 6 mm long or less. Calyx 
somewhat hairy, in anthesis about 3 mm long, 2-lipped, the 
lower lip oblong, rounded, entire, the other with a large central 
lobe and two smaller lateral ones, in fruit somewhat accrescent, 
cylindric, slightly inflated below, about 5 mm long. Corolla 
nearly white, glabrous, 5 mm long, the lower lip oblong, 2.5 to 3 
mm long, the upper rhomboid, inflated, nearly 2 mm square, 
entire or obscurely toothed. Stamens four, exserted, the lower 
two 6 mm long, the upper two 5 mm in length and with an oblong, 
obtuse, thin, 1 mm long appendage near the base. Style slender, 
6 mm long. Nutlet oblong, dark -brown or black, about 1.5 mm 
long, surrounded by a transparent, gelatinous coating. 
Luzon, Lepanto Subprovince, Merrill ^500, October 29, 1905, on open 
grassy slopes, altitude about 2,000 m (type) : Bontoc Subprovince, Father 
M. Vanoverbergh 601, 903, .June, October, 1910, altitude about 1,150 m. 
Loher U201, in the Kew Herbarium, is probably the same. 
No species of the genus previously has been reported from the Phil- 
ippines, there being at present known Mesona wallichiana Benth., of the 
Himalayan region, M. chinensis Benth., M. procumbens HemsL, and M. 
prunelloides Hemsl., from China, and H. palustris Bl., of Java, Celebes 
and Borneo. 
LENTIBULARIACEAE. 
UTRICULARIA L. 
Utricularia exoleta R. Br. Prodr. (1810) 430; Clarke in Hook. f. FI. 
Brit. Ind. 4 (1884) 329; Prain in Journ. As. Soc. Beng. 74' (1905) 
Extra Number 368. 
Luzon, Bontoc Subprovince, Bauco, Vanoverbergh 663, July and Septem- 
ber, 1910, in rice paddies, altitude about 1,250 m. 
Not previously reported from the Philippines. India to Hongkong- 
through Malaya to northern Australia. 
