464 LEAFLETS or PurniPPiNE BOTANY [Vor 1I, Arr. 24 
9 dm. long and 2 cm. wide across the middle; rachis 
and branches green, angled; the latter slender, ascending, 
forming a compact lanceolate panicle; pedicel 1 mm. long or 
only a fractional part of one; spikelet 1 to 2 flowered, usual- 
ly the second floret sterile; empty glumes green, 1 mm. long, 
obscurely striate; the lower one usually more spreading, 
the margins incurved, apex rounded or subtruncate, a few 
strigose hairs from the back near the apex; the upper one 
without the ciliate hairs, obleng to obovate; palea thicker 
in texture, attached to a callous base, broadly rounded, mar- 
gins incurved, 075 mm. long, glabrous or only minutely 
scabrid along the margins, enclosing the palet; palet nearly 
as long, of the same texture, spatulate in outline, margins 
strongly incurved; stamens 8, enclosed by the palet; filament 
0.25 mm. long, hyaline, confluent at the base, attached to 
the middle; anthers narrowly elliptic, 0.33 mm. long, deeply 
cleft at both ends; upper floret sterile; pistils minute, hyaline, 
with 2 stigmas. 
Type specimen 10125, A. D. E. Elmer, Dumaguete, Cuer- 
nos Mountains, Province of Negros Oriental, Nezros, June, 1908. 
This slender and strict species was discovered in shallow 
soil of rock crevices upon seepage ledges and cliffs of the Bon- 
yao river at 3000 feet. The tufts tightly rooted themselves 
into the rock clefts. Not found elsewhere. 
 Distinet from I. albescens Trin. 
ULMACEJE. 
CELTIS Tourn. 
Celtis rubrovenia Elm. n. sp 
Apparently a shrub; branches numerous, rather thin, terete, 
brown. Leaves flat, submembranous, horizontally spreading, 
the slender acuminate tips somewhat recurved, alternatingly 
scattered along the twigs, ovately lanceolate, quite variable 
. jn size, the normal ones 6 cm. long by 3 cm. in width 
below the middle, glabrous, punctate, much paler green beneath 
at least when dry, margins entire or on the sides above 
the middle with a few imet serrate E base rounded 
