450 DE CANDOLLE. 
pellucido-punctulati, superi 11 cm longi et 6.5 cm lati, inferiores magis 
rotundati et basi cordati. Petioli 1.5 em pedunculi usque ad 3 cm longi. 
Spicae bacciferae 22 cm longae. Bractea 5 mm longa. Bacca 6 mm 
longa, 3 mm crassa, in sicco fuscescens. 
Mindanao, Lake Lanao, Camp Keithley, Mrs. Clemens 1200, January. 
74. Piper Loheri C. DC. sp. nov. 
Foliis modice petiolatis, ovato-lanceolatis basi levissime inaequilatera 
acutis apice acute acuminatis, utrinque glabris, 7-nerviis nervis adscen- 
dentibus; petiolo glabro basi ima vaginante; stirpis masc. pedunculo 
glabro quam petiolus paullo breviore, spica subflorente folii limbum 
aequante, filiformi, rhachi parce pilosa, bractea longe adnata oblongo- 
elliptica, staminibus 2 filamentis brevissimis antheras latitudine aequan- 
tibus; stirpis fem. pedunculo glabro petiolum aequante, spica matura 
limbum subaequante, rhachi et bractea ut in mare, ovario libero glabro, 
stigmatibus 4 ovato-acutis, bacca ovata vel oblonga-ovata. 
Dioicum, scandens. Ramuli glabri, spiciferi 1 mm crassi, collenchyma 
partim libriforme in fasciculos discretos dispositum, fasciculi intra- 
medullares 1-seriati, canalis lysigenis unicus centralis. Limbi in sicco 
membranacei creberrime et minute pellucido-punctulati, 9-10 em longi, 
4.5-6 cm lati. Petioli usque ad 2 cm longi. Bractea 2.5 mm longa, 
1mm lata. Bacca in sicco 4 mm longa et fuscescens. 
Luzon, Province of Rizal, Mountains of San Mateo, Loher 4553, mase.; San 
Francisco, Loher 4578, 4579, 4581; Montalban, Merrill 5039, March: Province of 
Pangasinan, Alberto 40: Province of Nueva Ecija, For. Bur. 8495 Curran, 
January: Province of Laguna, Hallier, December: Province of Union, Bauang, 
Elmer 5738, February. 
Forma b. 
Scandens, limbis superis usque ad 12 em longis et 6.5 cm latis. 
Luzon, Province of Batangas, Santo Tomas, Milaor 278, January; a vine in dry 
places. 
8 multiplinerve C. DC. var. nov. 
Scandens, limbis usque ad 11 cm longis et 5 cm latis, 5-plinerviis, 
nervo centrali nervos adscendentes utrinque 2 mittente, quorum supremus 
fere a 1 cm supra basin solutus, stirpis fem. spica usque ad 13 cm longa, 
bacca globosa in sicco 3 mm crassa et fuscescens. 
Luzon, Province of Bataan, Lamao, Bur. Sci. 1870 Foxworthy, December: Prov- 
ince of Laguna, Lilio, Bur. Sci. 6015 Robinson, March. 
75. Piper laevirameum C. DC. sp. nov. 
Foliis modice petiolatis, ovato-ellipticis ima basi leviter inaequilatera 
subacutis vel brevissime subpeltatis apice acute acuminatis, utrinque 
glabris, -nerviis, nervis adscendentibus; petiolo glabro basi ima 
vaginante ; stirpis fem. pedunculo glabro tenui petiolum superante ; spica 
submatura folii limbum superante, rhachi pilosa; bractea glabra longe 
