Macaranga. | CXXII, EUPHORBIACEH (PRAIN). 933 
clustered ; female flowers solitary; bracts distinct or minute, entire or 
lobed or fimbriate. 
Species about 100, spread throughout the tropics of the Eastern hemisphere. 
Leaves more or less distinctly Jobed. 
Lobes large, separated by narrow sinuses. 
Stipules converted into deep flask-shaped sacs 1. M. saccifera. 
Stipules not saccate. 
Lobes of leaves with short acute tips. 
Basal sinus of leaf narrow . ° - 2. M. Schweinfurthii. 
Basal sinus of leaf open : . 3. MW. rosea. 
Lobes of leaves with long caudate-acumi- 
nate tips. 
Leaves glabrous on both sides when 
mature 5 4, M. heterophylla. 
Leaves pubescent on the nerves on 1 both 
sides . : . 5. M, dibeelensis. 
Lobes small, separated by Gade shallow sinuses. 
Leaves when mature glabrous on both sides 6. M. occidentalis, 
Leaves persistently pubescent on nerves and 
veins beneath. 
Stipules narrow, lanceolate 2 : 
Stipules wide, ovate ° ° . “ 
Leaves not lobed. 
Leaves palmately 5— eared from the often 
slightly peltate base. 
Leaves membranous, denticulate, acuminate, 
peltate : < . 9. 
Leaves subcoriaceous, ents e, andi, only 
slightly and not always peltate . . 10. M. kilimandscharica. 
Leaves 3-nerved from the base, or . penni- 
nerved. 
Leaf-margins more or less sinuate or toothed. 
Leaves shallowly repand; bracts large, 
orbicular, entire : ; ; ‘ 
Leaves distinctly toothed. 
Bracts toothed or lobed. 
Stipules more or less persistent, 1 in. 
long or longer; bracts obtuse. 
Bracts deeply laciniate; segments 
linear . . 12. M. Beillet, 
Bracts crenate ; segments obtuse . 13. M. Pazit. 
Stipules caducdos, 4 4 in. long or less ; 
bracts acute, serrate. 
Leaves with long white hairs on the 
nerves beneath . ° : 
Leaves without long white hairs. 
Leaves on nerves beneath and 
young twigs rusty-pubescent 
Leaves and young twigs quite 
. WM. angolensis. 
. M. magnistipulosa, 
@-I 
M. ruwenzorica 
ll. M. Staudti. 
14. MU, togoensis, 
15. Me. monandra. 
. 16. M. Zenkeri. 
glabrous . ; % 
Bracts entire, small; stipules énducous, 
under } in. long .« » . . 17. M. Dave. 
Leaf margins always entire. 
