282 C. DE CANDOLLE (4) 



Piper acutistipulum C.DC, n. sp.; dense hirtellum; fo- 

 liis modice petiolatis, limbosubovato-elliptico-lanceolato basi le- 

 viter inaequilatera acuto apice acute acumiiiato supra glabro 7- 

 plinervio,nerv6 central! nervos adscendentes alternes 2 emittente 

 quorum suprenius a 15-20 mm. supra basin solutus, nervis late- 

 ralibus adscendentibus utrinque 2 a basi solutis, petiolo fere us- 

 que ad médium vaginante, stipulis superneinlaminam oblongam 

 et acutam confluentibus; stirpismasc. pedunculopetiolum supe- 

 rante, rhachi glabra, bracteae glabrae pelta rotunda centre pedi- 

 cellata, staminibus 2, antheris reniformibus quam filamenta la- 

 tioribus. 



Dioicum. Ramuli in sicco fuscescentes, spiciferi 1 mm. crassi, 

 coHenchyma in fascicuJos discrètes a latere valde productos dis- 

 positum haud libriforme sat erassura, fasciculi intramedullares 

 i-seriati, canalis lysigenus unicus centralis. Limbi in sicco firmi 

 epunctulati supra glaucini, usque ad 10,5 cm. longi 4 cm. lati, 

 inferi magis eJliptici usque ad 5,5 cm. lati. Petioli ad limbi latus 

 longius 7 mm., inter limbi latera 1,5 mm., pedunculi 15 mm. 

 longi. Spica subflorens 12 cm. longa, 3 mm. crassa, bracteae 

 in sicco subcoriaceae pelta 1 mm. diam. 



Sumatra orient.; in borto Bogoriensi cultum (XV, D, 4a). 



Piper padangense C.DC.,n.sp.; ramulis foliisque modice 

 petiolatis glabris, limbo elliptico-lanceolato basi leviter inaequi- 

 latera acuto apice acute attenuato, nervo centrali nervos adscen- 

 dentes utrinque 3 emittente quorum supremus a 3 cm. inferus 

 paullo supra basin centralis solutus et aliis brevior ac teiiuior, 

 petiolo ultra médium vaginante; stirpis raasc. peduncuio glabro 

 petiolum superante, spica limbum aequante apice attenuata, 

 rhachi hirsuta, bracteae pelta glabra obovato-rotunda paullo infra 

 médium pedicellata pedicello hirsuto, staminibus 2, antheris ro- 

 tundatis 4-valvatis. 



Dioicum. Ramuli spiciferi 2 mm. crassi in sicco virescentes, 

 coHenchyma in fasciculos discrètes dispositum haud libriforme, 

 fasciculi intramedullares 1-seriati, canalis lysigenus unicus cen- 

 tralis, cellulae sclerosae interfasciculares cum fasciculorum peri- 

 phericorum phloemate continuae. Limbi in sicco rigidi minute 



