302 
The Philippine Journal of Science 
1915 
basi rotundatis vel subcordatis; racemis pedunculatis, oblongis 
vel cylindraceis, densis, usque ad 1 cm longis, pedunculis leviter 
capitato-glandulosis. 
A slender, ascending, simple or very sparingly branched plant, 
nearly glabrous, the stems often decumbent below, 4-angled, 1 
mm in diameter or less. Nodes elongated. Leaves scattered, 
oblong- to elliptic-ovate, chartaceous, entire, apex somewhat 
acuminate, base rounded or subcordate, 1 to 2.5 cm long, 7 to 
12 mm wide; petioles 5 mm long or less, inserted at or near 
the base of the sheath, often scabrid; sheaths cylindric, split 
down one side, brown, membranaceous, about 1 cm long, apex 
truncate, the apical margin with erect, rigid, 2 to 3 mm long 
cilia, the base of the sheath often with few reflexed, spinelike 
cilia. Racemes few, short, dense, 1 cm long or less, oblong or 
cylindric, very loosely corymbose, the peduncles slender, spar- 
ingly capitate-glandular. Bracts oblong-ovate, margins and apex 
prominently ciliate, about 3 mm long. Calyx pink, 3 to 3.5 mm 
long, the pedicels short, the sepals oblong-obovate, obtuse. 
Stamens 6, with 6 alternating, small, perigynous scales. Style 
3-cleft, short. Achene oblong-ovate, sharply 3-angled, about 3 
mm long. 
Luzon, Benguet Subprovince, Baguio, scattered among grasses and sedges 
on wet seepage slopes about springs, altitude about 1,550 meters, Phil. PL 768 
Merrill, May, 1911, Merrill 9682, May, 1914, Bur. Sci. 13k83 Ramos, Bur. 
Sci. HI 20 Robinson. 
A species apparently belonging in the section Pei'sicai'ia, but very different 
from the other species placed here. 
POLYGONUM CONVOLVULUS Linn. Sp. PI. (1753) 364. 
Luzon, Benguet Subprovince, Baguio, Merrill 9698, May, 1914, a weed in 
gardens, recently introduced, altitude about 1,400 meters. 
Widely distributed in the north temperate zone, a native of Europe or 
Asia. It has not before been reported from the Philippines. 
CARYOPHYLLACEAE 
POLYCARPON Linnaeus 
POLYCARPON INDICUM (Retz.) comb. nov. 
Loeflingia indica Retz. Obs. 4 (1786) 38. 
Pharnaceum depressum Linn. Mant. 2 (1771) 564, non Polycarpon 
depressum Nutt. 
Polycarpaea depressa DC. Prodr. 3 (1828) 357. 
Polycarpon loeflingiae Benth. & Hook. f. ex Edgew. in Hook. f. Brit. 
Ind. 1 (1874) 245. 
Polycarpon polyphyllum Blanco FI. Filip. (1837) 53, ed. 2 (1845) 36, 
ed. 3, 1 (1877) 66. 
This species has been credited to the Philippines by F.-Villar, who 
correctly, I think, reduced to Polycarpon loeflingiae Blanco’s P. polyphyllum. 
