xi, c, 5 De Candolle: Piperaceae Philippinenses 209 



PIPER POLISANUM C. DC. sp. nov. 



Ramulis hirtellis, foliis parvis modice petiolatis, limbo ovato- 

 acuminato basi inaequilatera oblique rotundato, apice acute 

 acuminato, supra glabro subtus praesertim ad nervos nervulos- 

 que puberulo, 5-nervio, petiolo dense hirtello usque ad medium 

 vaginante; stirpis fern, pedunculo puberulo petiolum superante, 

 spica quam limbus pluries breviore, densiftora, rhachi pilosa, 

 bracteae pelta glabra rotunda centro pedicellata, pedicello piloso, 

 ovario libero ovato glabro, stigmatibus 3 ovatis, bacca ovato- 

 globosa. 



Dioicum. Ramuli spiciferi 1 mm crassi, in 3 mm crassis 

 collenchyma in fasiculos discretos dispositum et haud libriforme, 

 fasciculi intramedullares 1-seriati, canalis lysigenus unicus 

 centralis. Limbi in sicco membranacei creberrime pellucido- 

 punctulati, 5.5 cm longi, 2.7 cm lati. Petioli 4 mm, pedunculi 

 6 mm longi. Spica matura 1.5 cm longa et fere 0.5 mm crassa, 

 bracteae pelta fere 0.75 mm diam., bacca in sicco fuscescens. 



Luzon, Ifugao Subprovince, Mount Polis, Bur. Sci. 19617, 19816 

 McGregor. 



PIPER PILIPES C. DC. in Philip. Journ. Sci. 5 (1910) Bot. 423. 



Leyte, Dagami, Bur. Sci. 15364. Ramos, Wenzel 20, 717, 773, 889, 89b, 

 9Jf8. 



PIPER RHYNCHOLEPSIS C. DC. in DC. Prodr. 16 1 (1869) 344. 



Samar, Bur. Sci. 17A09, 17563, 17595 Ramos. LEYTE, Wenzel 56, 733. 



PIPER ROTUNDISTIGMUM C. DC. in Philip. Journ. Sci. 5 (1910) Bot. 



425. 



Adder Stirpis masc. spica florens limbi dimidium superans, 

 rhachis hirsuta, bracteae glabrae pelta rotunda centro pedicel- 

 lata. Stamina 2, antherae ellipticae 4-valvatae quam filamenta 

 oblonga multo breviores. 



Leyte, Dagami, Bur. Sci. 152U7, 15879 Ramos; Palo, Elmer 7079, 

 scandent, not much branched, staminate inflorescence about a foot long, 

 curved, infructescense somewhat shorter, rigid, yellowish-red, irregularly 

 curved. 



P PILOSIUS C. DC. var. nov. 



Ramulis villosis, limbo supra puberulo subtus hirtello ; stirpis 

 masc. spica subflorente quam limbo paullo breviore, rhachi hir- 

 suta, bracteae glabrae pelta rotunda pedicello longiusculo, stami- 

 nibus 2, antheris ellipticis 4-valvatis filamenta paullo angustiora 

 fere aequantibus. 



Samar, Bur. Sci. 17U3k, 17653 Ramos. 



