So cae ila: EY A, te ee 
J ee Tee ae 
A REVISION OF PHILIPPINE PIPERACEAE. 417 
11. Limb oblong-elliptic-lanceolate, up to 12.5 em long and 
aePreny Wille ’...-.-. eee 42. P. malindangense 
11. Limb narrowly subovate-lanceolate, up to 9 cm long and 
PACH WIG... <nwcnoe acopccusnavectncte eee ee 43. P. podandrum 
10. Peduncle longer than the petiole. 
11. Limb narrowly ovate-lanceolate; up to 10 em long and 
VB om wide oscil eee 44, P. viminale 
11. Limb ovate-elliptic, up to 14 em long and 6.5 em wide. 
45. P. philippinum 
11. Limb elliptic-oblong, 15 em long, 5 em wide. 
. 46. P. Jagori 
9. Limb distinctly inequilateral at the base; peduncle longer 
than the petiole; limb ovate, 6.3 em long, 3.2 em wide. 
47. P. polycladum 
7. Limb penninerved. 
8. Berry free; limb oblong-ovate, 15 to 17 cm long, 6.5 to 7.5 em 
wide; connective distinctly prolonged above the pollen-sacks. 
: 48. P. corylistachyon 
8. Berry partly imbedded in and concrescent with the rachis; limb 
oblong-elliptic or ovate-elliptic, 8.5 to 16 em long, 3.5 to 6.5 
PRE, naan cea cnn sas noe sagan nooo can penen enema 49. P. retrofractum 
8. Berry unknown. 
9. Limb equilateral at the base, elliptic-lanceolate, up to 20 cm 
ieeerend 8.5. cm wide...................:csscssmens 50. P. penninerve 
9. Limb distinctly inequilateral at the base, ovate-lanceolate, up 
to 8.5 cm long and 3.5 em wide...................... 51. P. striatum 
6. Limb glabrous above, more or less pubescent on the lower surface. 
7. Limb multiplinerved. 
8. Limb not attenuate above the extreme base. 
9. Berry free; limb vetane -lanceolate, up to 16 ¢m long and 5 
CM ‘Wide cee see 52. P. oblongibaccum 
9. Berry partly {imbedded in and conerescent with the rachis; 
limb rounded-ovate, up to 13 em long and 9 em wide. 
53. P. Williamsii 
9. Berry unknown. 
10. Bract orbicular. 
11. Limb ovate-elliptic, 6 cm long, 2.6 cm wide. 
54. P. Allenii 
11. Limb rounded-ovate, 10 to 11 cm long, 7 to 8 em wide. 
55. P. sibulanum 
11. Limb oblong-ovate, 11 em long, 5 cm wide. 
56. P. malarayatense 
10. Bract elliptic or semilunar. 
11. Spike much shorter than the limb, the limb ovate, up 
to 7.2 em long and 3 em wide............ 57. P. siassiense 
11. Spike about twice as long as the limb, the limb oblong- 
ovate, 7 em long and 3 cm wide........ 58. P. laxirameum 
8. Limb attenuate above and acute at the base. 
9. Berry free. ; 
10. Limb narrowly ovate-lanceolate, up to 8 em long and 2.5 
Poss aiee sce. SE a ie er eae Ra 59. P. delicatum 
10. Limb elliptic-lanceolate, up to 18 cm long and 7 em wide. 
60. P. denudatum 
97605——4 
