432 
DE CANDOLLE. 
33. Piper carnistilum C. DC. in Elm. Leaf!. Philip. Bot. 3 (1910) 770. 
Luzon, Province of Tayabas, Lucban, Elmer 9333. 
34. Piper chaba Bl. Verb. Bat. Genoots. 11 (1826) 168, fig. 7, emend, (non 
Hunter quoad— Piper retrofractum Vabl). 
Piper abbreviatum Opiz in Presl Bel. Haenk. 1 (1828) 157. 
Omnino glabrum, foliis breviter petiolatis ovato-lanceolatis inferne fere 
ad tertiam partem longitudinis attenuatis et baSi ima aequilatera acutis, 
apice obtusiuscule acuminatis, utrinque glabris, 5-plinerviis, nervo centrali 
nervos 2 ads'cendentes mittente, quorum supremus a 8-15 mm supra basin 
solutus, nervo laterali adscendente utrinque a basi soluto; petiolo basi ima 
vaginante, pedunculo petiolum paullo superante ; stirpis masc. spica 
florente quam folii limbus multo breviore, bracteae pelta transverse 
subelliptiea centro pedicellata, staminibus 2, filamentis quam antherae 
reniformes 4-valvatae brevioribus et angustioribus ; stirpis fern, spica quam 
folii limbus pluries breviore subobovato-oblonga bracteae pelta ut in mare, 
bacca. inf erne in rhachi immersa, superne in stilum umbonatum producta, 
stigmatibus 3 ovato-acutis. 
Dioieum, scandens. Ramuli teretes, spiciferi 1-2 mm crassi, collen- 
chyxna in fasciculos discretos dispositum et haud libriforme, fasciculi 
intramedullares 1-seriati, canalis lysigenis unicus centralis. Limbi in 
sieco membranaeei minute pellucido-punctulati, 8-11 cm longi, 3-4 cm 
lati. Petioli fere 8 mm, pedunculi usque ad 15 mm longi. Spica masc. 
4 cm longa, 3 mm crassa, bractea pelta 0.75 mm longa et paullo latior, 
in sicco rubescens et margine pallida. Spica fern, submatura 15 mm 
longa, 8 mm crassa. 
Luzon, without definite locality, Haenke in herb. Berol., Warburg 12127, in 
herb. Berol., masc. : Province of Bizal, Montalban, Macap River, Loher 4564, fem. 
Polillo, Bur. Sci. 9128 Robinson, fem., in light woods east of the town of Polillo, 
altitude about 5 m, fruit green. Mindanao, Lake Lanao, Camp Keithley, Mrs. 
Clemens s. n., fem., September : District- of Davao, Todaya, in open forests, fertile 
damp soil, erect, stem 1 cm thick, Elmer 11049 fem., 11077, masc.: Province^ of 
Surigao, Bolster 351. 
Forma b. 
Limbis superis elliptico-lanceolatis, circiter 11 cm longis et 5 cm latis, 
nervo laterali supremo a 30 mm supra basin soluto. 
Mindanao, District of Zamboanga, Sax River, Williams 2130, fem., February. 
Forma c. 
. Limbis circiter 7 cm longis et 2 cm latis, nervo laterali supremo a 7 
mm supra basin soluto. 
Luzon, Province of Albay, Batan Island, Bur. Sci: 6231 Robinson, fem., August. 
Forma d. 
Piper rubripunctulatum C. DC. in Perk. Frag. FI. Philip. (1905) 158. 
Limbis inferne minus attenuatis, usque ad 11 cm longis et 5.5 cm 
latis, 5-plinerviis in mare, 7-plinerviis in femina, nervo laterali supremo 
