(163) PIPERACEARUM CLAVIS 227 



414. Petiolus glaber 415 



P. hirtellus. — Folia oblongo-ovata inaeque cordulata 7 x 3,5. 



— Bourbon pyrifolium. 



415. Pedunculus petiolum subaequans 416 



P. p. paullo iongior. — Folia elliptico-lanceolata basi aeque 



acuta 16x7. — Perak collinum. 



416. Rhachis glabra. — Folia elliptico-oblonga inaeque subrotun- 



data acute attenuata 16x5. — Tonkin politifolium. 



Rh. hirsuta. — F. oblongo-ovata basi subinaeque subacuta 

 longiuscule acuminata 12x6,5. — San Thomé 



guineense p thomeanum. 



417. Pelta ovato-rotunda. Folia ovato-acuminata inaeque cordu- 



lata 9x5. Scandens. — Fernando Po Clusii. 



P. transverse elliptica. F. elliptico-lanceolata basi aeque acuta 

 longe acuminata 10,5x3,5. Nervi latérales infimi a basi fere 



soluti. — Luzon paucinerve. 



418 (412). Petiolus semi- v. plus quam semivaginans 419 



P. basi vaginans 420 



419. Spica folio pluries brevior. Folia subobovato-elliptica aeque 



cordata breviter attenuato-acuminata 15x9. — Bornéo 



bullatum. 



Sp. f. aequans. F. oblongo-ovata basi aeque acuta 12x5,2. — 

 Mindanao malalaganum. 



Sp. 9 f- pluries brevior. Pedunculus petiolo Iongior. Folia 

 ovato-elliptica basi subinaeque obtusa longiuscule acumi- 

 nata 17x9. — Nova Guinea Lauterbachii. 



420. Sp. f. subaequans 421 



Sp. Ç f. Iongior. — F. ovata basi aeque acuta subacutave 



acute attenuata 1 2,5 x 4. — Madagascaria Heimii. 



421. Pedunculus petiolo brevior. Folia ovato-elliptica inaeque sub- 



rotundata et acuta sat longe acuminata 17x11. — Nova 



Guinea macrocarpum. 



P. p. Iongior. Folia ovata basi ima aeque acuta 9,5x5. — Ins. 



Key keyanum. 



422 (412). Stigmata 2. Spica folio pluries brevior. Petiolus basi vagi- 

 nans. Folia oblongo-elliptica basi aeque acuta suboblique 

 acuminata 1 8 x 6,5. — Sumatra bistigmatum. 



