222 The Philippine Journal of Science 1916 



lenchyma in fasciculos discretos a latere valde productos dispo- 

 sition et haud iibriforme, fasciculi intramedullares 1-seriati, 

 canalis lysigenus unicus centralis, cellulae fuscescentes in cor- 

 tice et in medulla crebrae. Limbi in sicco membranacei epunc- 

 tati, usque ad 27 cm longi et 9 cm lati. Petioli usque ad limbi 

 latus longius 10 mm, inter limbi latera 3 mm longi. Pedunculi 

 8 mm longi. Spicae 10.5 cm longae et circiter 2 mm crassae 

 canali lysigeno unico centrali munitae, bracteae pelta fere 0.5 

 mm diam. 



Samar, Bur. Sci. 17602 Ramos. 



PIPER INTERRUPTUM Opiz in Presl Rel. Haenk. 1 (1828) 157. 



Luzon, Rizal Province, San Isidro, Phil. PI. 267 Ramos: Cagayan Prov- 

 ince, Abulug River to Linao, For. Bur. 11611 Curran: Nueva Vizcaya 

 Province, Bur. Sci. 201 44 McGregor. 



Forma b C. DC. in Philip. Journ. Sci. 5 (1910) Bot. 448. 



Luzon, Laguna Province, Calauan, Bur. Sci. 12425 McGregor. 



Forma c C. DC. forma nova. 



Limbo minore et angustiore, nempe usque ad 9 cm longo et 

 3 cm lato antheris quam filamenta adulta oblonga multo bre- 

 vioribus. 



Luzon, Bontoc Subprovince, Bauco, Vanoverbergh 1184, 558, in forests, 

 altitude 1,250 to 1,690 m. 



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

 449. 



Luzon, Rizal Province, For. Bur. 3299 Ahem's collector, Bur. Sci. 

 22278 Ramos. ' 



PIPER PULOGENSE C. DC. in Philip. Journ. Sci. 5 (1910) Bot. 453. 



Species propter baccam vix stipitatam hie collocanda. 



Luzon, Benguet Subprovince, Mount Tonglon, Phil. PI. 749 Merrill, 

 vine 2 to 3 m high on trees, altitude 2,200 m, flowers green. 



PIPER MULTISTIGMUM C. DC. sp. now 



Ramulis glabris; foliis modice petiolatis glabris, limbo ovato- 

 acuminato basi ima aequilatera acuto apice acute acuminato, 

 5-nervio, petiolo ultra medium vaginante ; stirpis fern, pedunculo 

 glabro petiolum paullo superante, spica quam limbus fere duplo 

 longiore, rhachi pilosa, bracteae glabrae pelta obovato-oblonga 

 apice rotundata deorsum attenuata et tantum marginibus libera, 

 ovario glabro libero, stigmatibus 5-6 linearibus apice acutis, 

 bacca matura ovato-globosa. 



Dioicum. Ramuli spiciferi fere 1.5 mm crassi in sicco nig- 

 rescentes, collenchyma Iibriforme in fasciculos discretos dispo- 

 situm, fasciculi intramedullares 1-seriati, canalis lysigenus unicus 



