A REVISION OF PHILIPPINE PIPERACEAE. 407 
4. Limb elliptic-lanceolate, 3 to 5 cm long, 2 to 3 cm widefe' 9, P. laevifolia 
3. Stigma inserted on top of the ovary. 
4. Limb rounded-cordate or reniform, about 6 mm long and 8 mm wide. 
10. P. exigua 
4. Limb deltoid-cordate, about 25 mm long and 20 mm wide. 
11. P. pellucida 
4. Limb ovate, up to 40 mm long and 30 mm wide 12. P. Merrillii 
4. Limb elliptic-lanceolate, 40 mm long, 20 mm wide; spike 1.5 mm thick. 
13. P. apoana 
4. Limb elliptic-lanceolate, 42 mm long, 22 mm wide; spike 1 mm thick. 
14. P. pelluciclopunctulata 
2. Limb of leaves glabrous on both surfaces, ciliate on the margins, elliptic- 
lanceolate, up to 15 mm long and 13 mm wide 15. P. negrosensis 
2. Limb of leaves glabrous on the upper surface, pubescent underneath, elliptic- 
lanceolate, 40 mm long, 29 mm wide. hi 16. P. Elmeri 
2. Limb of leaves pubescent on both surfaces. 
3. Limb not black-dotted. 
4. Limb obovate or elliptic, up to 23 mm long and 17 mm wide, not densely 
pilose 17. P. Macgregorii 
4. Limb obovate, up to 20 mm long and 12 mm wide, rather densely 
puberul ous 18. P. rivulorum 
4. Limb elliptic-lanceolate, about 20 mm long and 12 mm wide, hairs very 
short , , 19. P. puberulifolia 
4. Limb elliptic-lanceolate, up to 25 mm long and 10 mm wide, hairs long. 
20. P. mindoroensis 
4. Limb elliptic, up to 26 mm long and 20 mm wide, hairs long. 
21. P. marivelesana 
3. Limb black-dotted underneath, subobovate-elliptic, hairs very short. 
22. P. pallidibacca 
1. Peperomia lagunaensis C. DC. sp. nov. 
Foliis modice petiolatis, ellipticis, basi et apice acutis, utrinque glabris 
et junioribus margine ciliatis, dein omnino glabris, 3-nerviis, petiolis 
glabris; pednnculis axillaribus terminalibusqne glabris, quam .petioli 
duplo longioribus; spicis maturis folia panllo superantibus, subdensi- 
floris; bracteae pelta orbiculari centro subsessili; antlieris ellipticis, 
filamentis brevibus ; ovario enierso obovato paullulo ’sub apice stigma- 
tifero, stigmate parvo glabro, bacca globosa glandulis asperulata. 
Herba epiphytica. Caulis inferne e nodis radicans et h.aud dense 
pilosus, superne ramulosus et glaber. Ramuli glabri in sicco complanati, 
in sicco risque ad 1.5 mm crassi. Folia opposita. Limbi in sicco mem- 
branacei, superis usque ad 37 mm long! et 17 mm lati. Petioli 5 mm, 
pedunculi 10 mm longi. Spicae usque ad 3 cm longae, 1 mm crassae. 
Bacca sessilis, sine pseudocupula, 0:5 mm crassa. 
Luzon, Province of Laguna, Mount Maquiling, Merrill 5130, altitude about 
1,100 m, March, not Common; Mount Banajao, Bur. Sci. 6079 Robinson, March, 
Bur. Sci. 2JfJ/6 Foxworthy, March : Province of Bataan, Mount Mariveles, Whitford 
lilt., May, Bur. Sci. 6210 Robinson, August. 
