xi, c , 5 De Candolle: Piperaceae Philippinenses 219 
PIPER PERPUNCTATUM C. DC. sp. nov. 
Ramulis tantum ad nodos parce puberulis ; foliis modice 
petiolatis, limbo ovato basi aequilatera rotundato apice acute 
acuminato, supra glabro subtus parce pilosulo, 5-plinervio nervo 
centrali nervos 2 adscendentes oppositos a 5 mm supra basin 
mittente, nervo laterali patule adscendente utrinque a basi soluto, 
petiolo superne parce pilosulo paullo ultra medium vaginante; 
stirpis masc. pedunculo glabro petiolum aequante tenui, spica 
florente quam limbus pluries breviore apice attenuata, rhachi 
hirsuta, bracteae glabrae pelta rotunda margine undulata centro 
subsessili, staminibus 2, antheris parvis rotundatis 4-valvatis, 
filamenta oblonga aequantibus. 
Dioicum, scandens. Ramuli in sicco nigri, spiciferi 0.5 mm 
crassi, collenchyma libriforme in fasciculos discretes a latere 
productos dispositum, fasciculi intramedullares 1-seriati, canalis 
lysigenus unicus centralis. Limbi in sicco tenuiter membranacei 
creberrime pellucido-puntati, superi 7 cm longi et 4 cm lati, 
subsequentes rotundato-ovati basi cordati apice acute acuminati 
7 cm longi et 5.6 cm lati. Petioli superi 4 mm, subsequentes 
usque ad 20 mm longi. Spica florens 9 mm longa fere usque ad 
1.5 mm crassa, bracteae pelta 0.55 mm diam. 
Palawan, Malampaya Bay, Merrill 72U6, on trees in forests, altitude 
about 8 m, flowers green. 
PIPER DELICATUM C. DC. in Philip. Journ. Sci. 5 (1910) Bot. 443. 
Luzon, Benguet Subprovince, Mount Tonglon, Phil. PI. 750 Merrill, 
mossy forest, altitude about 1,900 m, a vine 1 to 3 m high growing on tree 
trunks, flowers pale yellow: Ifugao Subprovince, Mount Polis, Bur. Sci. 
19815 McGregor : Bon toe Subprovince, Vanoverbergh 11J+0, in forests, alti- 
tude about 1,600 m: Camarines Province, Mount Isarog, Bur. Sci. 22061 
Ramos. 
Forma b C. DC. forma nova. 
Foliis minoribus, limbo usque ad 4 cm longo et 1 cm lato. 
Luzon, Benguet Subprovince, Pauai, Mrs. Clemens 9160. 
PIPER LONG1VAGINANS C. DC. in Philip. Journ. Sci. 5 (1910) Bot. 444. 
Luzon, Camarines Province, Mount Isarog, Bur. Sci. 22057 Ramos. 
Forma b C. DC. forma nova. 
Foliis minoribus, limbo usque ad cm longo et 1 cm lato. 
Luzon, Province of Rizal, Loher 6789, 6811. Sibuyan, Elmer 12313 p. p. 
PIPER EUPODUM C. DC. sp. nov. 
Ramulis junioribus baud dense hirsutis; foliis modice petiolatis, 
limbo ovato-acuminato basi fere aequilatera in mare rotundato 
in femina acuto, apice acute acuminato, supra tantum inferne 
et subtus ubique ad nervos nervulosque haud dense hirtello, 
