POLYPETALAE. 63 
29 (a) Leaves pinnate. Stamens perigynous. 
Anthers dehiscing by 1 longitudinal slit. 
Trees. Flowers panicled, irregular. 
Stamens 5. Staminodes 5. Ovary 
stipitate. Placentas 3. Asia, Africa, 
America. Moringeae. 
(4) Leaves simple, entire dentate or lobed. 
Stamens hypogynous, or nearly so. 
Anthers dehiscing by 2 longitudinal 
slits. 30. 
30 (2) Leaves stipulate. Placentas 3-5, only 
slightly projecting. Embryo large. Sta- 
mens 9. Violarieae. 
(4) Leaves exstipulate. Placentas 2-5, pro- 
jecting far into the ovarian cavity, or 2 
only slightly projecting. Embryo small. 
Leaves alternate. Sepals imbricate. 
Stamens 5. Asia, Africa, Australasia. 
Pittosporeae. 
31 (a) Ovule 1. 32. 
(6) (6) Ovules 2 or more. o4, 
32 (a) Sepals 3. Petals3. Leaves usually stipu- 
late. Stamens usually 9. Styles 2-4. 
Albumen copious, mealy. Polygonaceae. 
(0) Sepals 4-6. Petals 4-6. 33. 
33 (a) Stamens as many as and opposite to the 
petals. Leaves exstipulate. Flowers 
