Jatropha. | CXXII, EUPHORBIACEH (HUTCHINSON). 777 
Petioles furnished with numerous stipitate 
glands resembling the stipules, c s 712: 
Petioles not glandular. 
Leaf-segments pinnatisect or pinnately lobed. 
Leaves glaucous below; segments 11-12, 
pinnatisect but not toothed . : tals. 
Leaves not glaucous below ; segments 5-7, 
lobed and glandular-serrulate : . 14. 
Leaf-segments or lobes toothed or rarely 
entire, never lobed. 
*Leaves glabrous or nearly so. 
Leaves sessile or very shortly petiolate ; 
if the latter then petiole not more 
than in. long. 
Leaf-segments entire or subentire . 15. 
Leaf-segments with numerous teeth, 
Leaves sessile ; anthers pubescent . 16. 
Leaves shortly petiolate; anthers 
(where known) glabrous. 
Leaves sharply and rather closely 
serrulate; stipules about 14 
lin. long . ° . glides 
Leaves somewhat remotely glan- 
dular - denticulate ; Je see 
3 lin. long - 18: 
Leaves long-petiolate ; petiole lin. long 
‘ or more (rarely 2 in.). 
tLeaves coarsely dentate or the lobes 
2-3-glandular-mucronate. 
Leaves lobed to near the base; 
segments spathulate-oblanceo- 
late, usually with a broad 
sinus between. 
Leaves not crowded; stipules 
short, 1-1} lin. long . 719: 
Leaves somewhat crowded ; sti- 
pules 3-? in. long. - 20. 
Leaves lobed to about the middle ; 
lobes ovate, oblong or obovate- 
oblong, with a narrow sinus 
between. 
Leaf-lobes with numerous teeth, 
more or less doubly dentate 21. 
Leaf-lobes about 6-toothed, more 
or less gradually rounded to 
an acute apex. 
Bracts and __ sepals Jone 
toothed . : - 22. 
Bracts and sepals entire - 23. 
Leaf-lobes glandular-mucronate 
and often with 2 lateral 
mucros, truncate and more 
or less emarginate . . 24, 
ttLeaves closely serrulate with often 
more or less glandular teeth. 
J. gossypifolia. 
J. multifida. 
J. kilimandscharica, 
J. campestris. 
J. tuberosa. 
J. melanosperma,. 
J. somalensis. 
J. palmatifida. 
J. Brockmanii. 
J. lobata. 
J. Chevalieri. 
J. aceroides. 
J. tropeolifolia. 
