440 
DE CANDOLLE. 
ad tertiam partem longitudinis suae vel tantum usque ad 1 cm supra 
basin nervos adscendentes 3 et usque ad f longitudinis nervulos validos 
magis patulos utrinque mitente; petiolo basi ima vaginante; pedunculo 
quam petiolus paullo longiore vel paullo breviore; stirpis mase. spica 
florente quam folii limbus breviore, bractea rotunda centro sessili, 
coriacea, staminibus 2 vel 3, plerumque 2, antheris oblongis et sub- 
tetragonis filamentis brevissimis ; stirpis fern, spica matura quam folii 
limbus pluries breviore, cylindrica, bractea ut in mare, ovario infeme in 
rhachi immerso superne libero, stigmatibus 3 ovatis brevibus, bacca 
superne semiglobosa. 
Dioicum, scandens. Eamuli spiciferi in femina usque ad 2 mm crassi, 
tenuiores in mare, collenchyma haud libriforme in fasciculos sat crassos 
zona peripherica tenui conjunctos dispositum, fasciculi intramedullares 
1-seriati, canalis lysigenis unicus centralis, cellulae sclerosae interfas- 
ciculares cum phloemate fasciculorum periphericorum continuae. Limbi 
in sicco firmo-membranacei, minute pellucido-punctulati, 8.5-16 cm 
longi, 3. 5-6. 5 cm lati. Petioli usque ad limbi latus longius 5-10 mm, 
inter limbi latera usque ad 5 mm longi. Pedunculi usque ad 15 mm 
longi. Bractea fere 1.5 mm diametro. Antherae quadrivalvatae rimis 
lateralibus. 
Luzon, Province of Ilocos Norte, Cuming 12 1/8 , masc. : Province of Bataan, 
Mount Mariveles, Merrill 3165, For. Bur. 57 Barnes, Elmer 6862, For. Bur. 1911 
Borden, Williams 302: Province of Nueva Ecija, Cabanatuan, Bur. Sci. 5291/ Mc- 
Gregor : Province of Cagayan, Tabuc, Bolster 157, all fern.: Province of Nueva 
Vizcaya, Dupax, Bur. Sci. 8239 Ramos, masc. : without definite locality, Langlass& 
13, fem. Palawan, Bur. Sci. 851 Foxworthy, masc., Bur. Sci. 190 Bermejos, fern. 
Babuyanes Islands, Camiguin, Bur. Sci. 4092 Fenix, masc. Mindoro, Calapan, 
collector unknown, masc., For. Bur. 5512 Merritt: Puerto Galera, Merrill 3342; 
Baco, Merrill 1238, all fem. 
This species is cultivated in all the tropical countries of the old world and has 
even been introduced into the West Indies. 
Forma b. 
Limbis basi leviter inaequilatera cordatis apice acute acuminatis, 
7-plinerviis, nervo centrali nervos 2 adscendentes opposite aut subopposite 
mittente quorum supremus fere a 4 cm supra basin solutus, nervis lateral: 
ibus adscendentibus utrinque 2 a basi solutis, cellulis sclerosis inter- 
fascicularibus nullis. 
Luzon, Province of Bataan, Duale, For. Bur. 20039 Topacio, altitude 70 m, 
berries red, local name subon-manoc (Tagalog). 
50. Piper penninerve C. DC. in Perk. Frag. FI. Philip. (1905) 157. 
Omnino glabrum, foliis breviter petiolatis, magnis, elliptico-laneeolatis 
inferne attenuatis et basi aequilatera acutis apice acute et sat longe 
acuminatis, nervo centrali ultra medium suurn nervos adscendentes 
utrinque 9 vel 10 mittente ; petiolo basi ima vaginante, spicis in specimine 
viso juvenilibus, bractea orbiculari centro pedicellata. 
