xi. c, 5 De Candolle: Piperaceae Philippinenses 217 



PIPER FUSCESCENTIRAMEUM C. DC. sp. nov. 



Ramulis glabris; foliis modice petiolatis glabris, limbo ellip- 

 tico-lanceolato basi aequilatera acuto apice acute acuminato, 

 9-ninervio, nervo centrali nervos adscendentes 2 alternatim 

 mittente quorum supremus a 3 cm supra basin solutus, nervis 

 lateralibus utrinque 3 a basi solutis quorum 2 adscendentes 

 tertius subadscendens aliis multo tenuior ac brevior, petiolo basi 

 ima vaginante; pedunculo glabro quam petiolus multo breviore, 

 spica cylindrica florens quam limbus pluries breviore, rhachi 

 hirsuta, bracteae glabrae pelta rotunda centro breviter pedi- 

 cellata, ovario rhachi immerso superne in stilum liberum sat 

 longum conicum et glabrum producto, stigmatibus ovatis. 



Dioicum, scandens. Ramuli in sicco fuscescentes, spiciferi 

 1 mm crassi, in 4 mm crassis collenchyma libriforme in fasci- 

 culos discretos dispositum, fasciculi intramedullares 1-seriati, 

 canalis lysigenus centralis periphericique plures. Limbi in sicco 

 firme membranacei pellucido punctulati, superi usque ad 19 cm 

 longi et 7.7 cm lati. Petioli 2.5 cm pedunculi 0.6 cm longi. 

 Spica florens 1 cm longa cum stilis 4 mm crassa, in vivo alba 

 in sicco fuscescens, rhachis canali lysigeno unico centrali munita, 

 bracteae pelta 1 mm diam., stigmata 3. 



Leyte, Wenzel 1184, a vine in forests, altitude about 500 m, flowers white. 



PIPER VIM IN ALE Opiz in Presl Rel. Haenk. 1 (1828) 150, t. 26. 



Luzon, Laguna Province, San Antonio, Bur. Sci. 201,00 Ramos. Cami- 

 guin, Bur. Sci. 14645, 14685 Ramos. 



PIPER CAGAYANENSE C. DC. in Philip. Journ. Sci. 5 (1910) Bot. 435. 



Luzon, Cagayan Province, Bur. Sci. IS 838 Ramos, on trees in forests. 

 PIPER PODANDRUM C. DC. in Philip. Journ. Sci. 5 (1910) Bot. 436. 



Luzon, Rizal Province, Loher 6008. 

 PIPER CALVIFOLIUM C. DC. sp. nov. 



Ramulis glabris ; foliis breviter petiolatis glabris, limbo ellip- 

 tico-subovato-lanceolato basi aequilatera acuto, apice acute et 

 sat longe acuminato, 5-plinervio, nervo centrali nervos 2 adscen- 

 dentes mittente quorum supremus a 7-15 mm supra basin solutus, 

 nervo laterali utrinque a basi soluto, petiolo usque ad limbum 

 vaginante; stirpis masc. pedunculo glabro petiolum superante, 

 spica fiorente quam limbus pluries breviore, rhachi hirsuta, 

 bracteae pelta glabra rotunda centro pedicellata pedicello hirsuto, 

 staminibus 2 antheris ovatis quam filamenta longioribus. 



Ramuli spiciferi fere 1 mm crassi, collenchyma in fasciculos 

 discretos dispositum et haud libriforme, fasciculi intramedullares 

 1-seriati, canalis lysigenus unicus centralis, pholoema inter fas- 



