518 LEAFLETS or PHILIPPINE BOTANY [Vor. LI, ART. 24 
beneath, base acute or in the wider leaves obtuse, gradually a 
tapering toward the bluntly pointed apex; petiole 3 to 5 a 
mm. long, glabrous, slender; nerves faint, about 4 to 5 
primary lateral ones on each side, much ascendingly curved. 
Panicle 1 to 2 dm. long; main and secondary branches 1 to 
9.branched, the latter arising from above the middle, slender, 
strict, more or less glandular pubescent, divaricate, subtend- 
ed by minute setaceous bracts or the main branches. by 
foliaceous bracts; subsessile flowers 1 to 3-clustered, pink, 
delicate; involucral bracts indefinite, very unequal in length, 
the outer ones green and about 8 mm. long, the inner ones 
 getaceous, all finely ciliate; calyx united at the base, its 5 
setaceous segments 2 to 3 mm. in length, very similar to 
the inner involucral bracts; corolla 12 mm. long, the basal 
one half slenderly tubular, 2-lipped, sparsely strigose on the 
exterior; the lobes oblong to subrotund, 6 mm. long; style 
exceeding the corolla, subpersistent, exceedingly slender, gla- 
brous, bearing a minute terminal stigma; stamens 2, included; 
filaments also slender and glabrous, inserted upon the throat 
of the corolla; anthers dorsifixed, oblong, 2 mm. long, 0.75 
mm. thick; capsule 1 em. long, strigose, dehiscing from the 
apex clear to the base, oblanceoloid; each part with seeds 
which are set in the sinus of the very stout and promi- 
nently antrorsely curved hooks; seeds 1.5 mm. in diameter, 
flattened, brown, papillose. 
Type specimen 7830, A. D. E. Elmer, Lucban, Province 
of Tayabas, Luzon, March, 1907. 
. Easily confused with the common H. cumingiana Benth. 
which has broader leaves and flowers twice as large. 
RUBIACEJE. 
TRICALYSIA A. Rich. 
Tricalysia negrosensis Elm. n. sp. 
A laxly branched 2 to 8 m. high shrub; wood rather 
soft, covered with yellowish gray bark which when old be- 
comes thinly checked | longitudinally; twigs puberulous or 
. short pubescent. Leaves submembranous, flat, paler green be- 
neath on the nerves only, oblong to broadly lanceolate, scat- 
