A REVISION OF PHILIPPINE PIPERACEAE. 
451 
adnata, oblonga interne attennato-acuta apice truncata, ovario libero 
glabro, stigmatibns 3 ovato-acntis, bacca snbmatura ovata. 
Dioicnm. Eamuli glabi, laeves, spieiferi 2 mm crassi, collenchyma 
libriforme in fascieulos a latere productos disposition, fasciculi intra- 
medullares 1-seriati, canalis lysigenis unicus centralis. Limbi in sicco 
firmo-membranacei creberrime pellncido-pnnctnlati, 16 cm longi, 8.5 
cm lati. Petioli nsqne ad limbi latus longius 2 cm inter limbi latera 
1 mm longi, Pedunculi 32 mm longi, 1 mm crassi. Spica snbmatnra 
19 cm longa. Bractea 3.5 mm longa 1 mm lata. Bacca 3.5 mm longa, 
in sicco nigra. 
Mindanao, Lake Lanao, Camp Keithley, Mrs. Olemens 1255, September, October. 
76. Piper abraense C. DC. nov. 
Foliis breviter petiolatis, ovato-ellipticis basi ima aequilatera subacutis, 
apice acute et sat longe acuminatis, utrinque glabris, 7-nerviis vel 7- 
plinerviis et turn nervo centrali paullulo supra basin trifido, nervis 
lateralibus extremis tenuibus; petiolo glabro basi ima vaginante; stirpis 
fern, pedunculo glabro petiolum adultum fere aequante, spica matura 
quam'folii limbus breviore, rhachi hirsuta, bractea longe adnata, glabra 
elliptico-oblonga utrinque rotundata, oyario libero, glabro, stigmatibus 
4 ovato-acutis, bacca ovato-globosa. 
Arbuscula 1 mm alta, dioica. Eamuli teretes glabri, laeves, in sicco 
pallide virescentes, spieiferi 1 mm crassi, collenchyma partim libriforme 
in fascieulos a latere valde productos dispositum seu subcontinuum, 
fasciculi intramedullares 1-seriati, canalis lysigenis unicus centralis, 
cellulae sclerosae interf asciculares cum phloemate f asciculorum peri- 
phericorum continuae. Limbi in sicco membranacei minute pellucido- 
punctulati, usque ad 10.5 cm longi et ad 5.5 cm lati; limbi inferi ovato- 
acuminati, basi aequilatera rotundati. Petioli superi usque ad 10 mm 
inferi usque ad 16 mm longi. Spica circiter 5.5 cm longa. Bractea 3 
mm longa, 1.5 mm lata. Bacca 3 mm longa, fere 2.75 mm crassa, in 
vivo rubra, in sicco atrorubescens. 
Luzon, Province of Abra, Bur. Sci. 7 195 Ramos, January. 
77. Piper glabrispicum C. DC. in Perkins. Frag. FI. Philip. (1905) 155, emend. 
Omnino glabrum, foliis breviter petiolatis, ovato-ellipticis, basi leviter 
inaequilatera acutis, apice breviter et acute acuminatis, 7-plinerviis, nervo 
centrali nervos adscendentes 2 altematim mittente quorum supremus 
fere a 1 cm supra basin solutus, nervis lateralibus adscendentibus utrinque 
2 a basi solutis quorum extremi aliis multo tenuiores; petiolo basi ima 
vaginante; stirpis fern, pedunculo petiolum paullo superante, spica 
limbum aequante vel eum paullo superante, bractea longe adnata oblonga 
utrinque obtusa, ovario libero ovato, stigmatibus 3 ovato-acutis. 
Dioicum. Eamuli in sicco subcinerescentes, spieiferi 1 mm crassi, 
collenchyma continuum libriforme, fasciculi intramedullares 1-seriati, 
