21 * 
PIPER ACEAE NOVAE 
lares uniseriati ; canalis lysigenus unicus centralis. Folia breviter petio- 
lata; limbus in sicco membranaceus, minute pellucido-punctulatus, 
usque ad 10 5 cm. longus et 3 5 cm. latus, oblongo-ovato-lanceolatus, 
basi sequilatera acutus, apice acute et sat longe acuminatus, supra parce 
et subtus sat dense pubescens, 5-plinervius, nervo central! nervos 2 
adscendentes oppositos a fere 14“ 7 mm. supra basin mitten te, nervo 
laterali adscendente utrinque a basi soluto ; petiolus fere 6*3 mm. 
longus, dense hirtellus. Pedunculi fere glabri, 8*4 mm. longi, tenues. 
Spic® $ circiter 14 cm. long®, 1*5 mm. crass®; rhachis hirsuta; bracte® 
glabr® pelta rotunda, fere l mm. diametro ; stamina 2, anther® 
ovat®, 4-valvat®, filamentis obiongis fere ®quilong®. 
Perak ; — Larut, at 2,800—3,000 ft. August, Kunstler 3207 !. 
44. Piper subsessililimbimi, C. DC. n. sp. 
Dioicum, scandens, cirrhis ramulosis. Eamuli glabri in sicco 
fuscescentes, spiciferi fere 1 mm. crassi ; collenchyma libriforme in 
fasciculos discretos a latere valde productos dispositum ; canalis lysi- 
genus centralis canalesque peripherici numerosi ; fasciculi intramedullares 
uniseriati ; cellul® fuse® in cortice et in medulla crebr®. Folia sub- 
sessilia, glabra ; limbus in sicco membranaceus, minute pellucido-punc- 
tulatus, usque ad 19 cm. longus et 5 cm. latus, subobovato-elliptieo- 
lanceolatus, basi acutus, lateribus in®quilongis ®quilatis, penninervius, 
nervo centrali nervos subpat ulos circiter 20 fere a tota Ion gitu dine r sua 
utrinque mittente ; petiolus usque ad limbi latus longius 2 mm. inter 
limbi latera 1 mm. longus, basi ima vaginans. Pedunculi glabri, 8*4 
mm. longi. Spic® & juveniles fere 6 cm. longae, usque ad 2 mm. crass®, 
in vivo flav® ; rhachis hirtella ; bracte® glabrae pelta longitudinaliter 
ellipfcica, centre breviter pedicellata. 
Perak ; — Near Goping in dense jungle, August, Kunstler 578 !. 
2. Bractea rhachi adnata. 
45. Piper obovantSierum C. DC. n. sp. 
Dioicum. Ramuli glabri in sicco fusci, spiciferi 1 mm. crassi, 
in 2 mm. crassis collenchyma libriforme in fasciculos discretos, 
dispositum ; fasciculi intramedullares uniseriati ; canalis lysigenus 
unicus centralis. Folia petiolata, glabra ; limbus in sicco membranaceus, 
usque ad 14 cm. longus et 9 cm. latus, ellipticus, basi leviter in®quilatera 
subrotundatus, laferibus ®quilatis paulio in®quilongis, apice acute 
