below the leaves, or from the larger branches ; 
never axillary. 
Leaves 8 to 15 in, long with 12 to 16 
pairs of prominent oblique or spread- 
ing nerves .. ... ... 13. P. lateriflora. 
Leaves 6 to 8 in. long with 10 to 12 
pairs of slender, spreading nerves... 14. P. nclerophylla. 
Flowers in fascicles from tubercles on the main 
stem, often near its base ; never axillary, and 
probably never from the branches. 
Inflorescence ©rial. 
Leaves nnder 8 in, in length. 
Leaves oblong-lanceolate j 
nerves 8 or 9 pairs ; torus 
of ripe fruit 1*25 in, in 
diam. : stalks of ripe carpels 
75 in. long ... ... 15. P. macropoda. 
Leaves oblong j nerves 7 
pairs ; torus of ripe fruit '5 
in. in diam. ; stalks of ripe 
carpels 1*5 in. long ... 16. P. clavigera. 
Leaves elliptic to oblong, 
slightly oblique ... 17. P. glome rata. 
Leaves 9 to 16 in. long ; cblong- 
elliptic ... ... 18. P. congregata. 
Inflorescence siib-hypogceai ... 19. P. hypogcw. 
Sec. II. Eupolyaj/fhia. Ovules 2 (3 in P. Korinti), superposed. 
Flowers solitary. 
Leaves under 5 in. long, not cordate at the 
base. 
Leaves oblong-lanceolate. 
Petals oblong ... ... 20, P, ohliqiia. 
Petals broadly ovate or ovate- 
orbicnlar, leaves glaucous ... 21. P. aberrant. 
Leaves upwards of 5 in. long, cordate at 
the base. 
Petals narrowly linear ... ... 22. P. hidlala. 
Petals oblong. 
Flowers 1 in. diam.,.. ... 23. P, mhcordatn. 
Flowers 1*25 to l 1 75 in. in diam. 24 P. oblonga. 
Flowers in fascicles from the older branches. 
Petals linear- oblong, 1 to 1*5 in. long : ripe 
300 
