208 
The Philippine Journal of Science 
1916 
Vanoverbergli 1178, vine 3 m high in forests, altitude 1,650 m: Ifugao 
Subprovince, Mount Polis, Bur. Sci. 1981b McGregor : Cagayan Province, 
Weber 1567, Bur. Sci. 13881 Ramos, For. Bur. 19559 Curran: La Union 
Province, Castillo, Loher b522: Laguna Province, San Antonio, Bur. Sci. 
16535 Ramos, fruit reddish-yellow. 
Sectio Eupiper C. DC. Prodr. 16 1 (1869) 339 
PIPER COSTULATUM C. DC. in Elm. Lead. Philip. Bot. 3 (1910) 760; 
Philip. Journ. Sci. 5 (1910) Bot. 420. 
Luzon, Nueva Vizcaya Province, Bur. Sci. 20071 McGregor. 
PIPER MINIATUM Blume in Verh. Bat. Genoots. 11 (1826) 166. 
Luzon, Rizal Province, Montalban, Loher 6812. Samar, Bur. Sci. 17b39, 
17575, 176b5 Ramos. Leyte, Bur. Sci. 15256 Ramos. Basilan, Bur. Sci. 
15b66 Reillo. 
Forma b C. DC. in Philip. Journ. Sci. 5 (1910) Bot. 422. 
Samar, Bur. Sci. 17586 Ramos. Leyte, Wenzel 721, 866. 
Forma c C. DC. 1. c. 422. 
Luzon, Laguna Province, San Antonio, Bur. Sci. 12018, lb998 Ramos, 
on trees; Mount Banajao, Elmer “A,” much branched, in clumps, fruit 
brownish-red. Samar, Bur. Sci. 17586 Ramos. Biliran, Bur. Sci , 18856 
McGregor, in forests, altitude 500 m, fruit red. Leyte, Wenzel 91b, 
Mindanao, Bukidnon Subprovince, Bur. Sci. 157b7 Fenix. 
PIPER FRAGILE C. DC. fj MULTINERVE C. DC. in Philip. Journ. Sci. 
5 (1910) Bot. 421. 
Luzon, Tayabas Province, Mount Pular, Bur. Sci. 19b26 Ramos. 
PIPER VARIBRACTEUM C. DC. in Elm. Lead. Philip. Bot. 3 (1910) 764. 
Emend. legerBaccis inf erne in rhachi immersis. 
PIPER ATROSPICUM C. DC. sp. nov. 
Ramulis glabris leviter costulatis; foliis modice petiolatis gla- 
bris, limbo elliptico-lanceolato basi ima inaequilatera acuto later- 
ibus aequilongis inaequilatis, apice acute acuminato, 6-nervio, 
nervis lateralibus altero latere 2 altero 3, petiolo fere usque ad 
medium vaginante ; stirpis fern, pedunculo glabro petiolum multo 
superante, spica in sicco atronigra quam limbus pluries breviore 
apice obtusa, rhachi glabra, bracteae glabrae pelta rotunda centro 
pedicellata, ovario inferne in rhachi immerso, stigmatibus 3 
linearibus acutis, bacca superne libera globosa et glabra. 
Dioicum. Ramuli spiciferi 1.5 mm crassi in sicco nigri, collen- 
chyma in fasciculos discretos dispositum et haud libriforme. 
Limbi in sicco rigidi fusci et minute pellucido-punctulati, cir- 
citer 7.8 cm longi et usque ad 3 cm lati. Petioli circiter 12 
mm peclunculi 6 mm longi. Spica 1.4 cm longa et cum baccis 
usque ad 5 mm crassa, bracteae pelta fero 0.75 mm diam. 
Leyte, Dagami, Bur. Sci. 15359 Ramos. 
