MULFORD EXPLORATION OF THE AMAZON VALLEY 



299 



Figure 5. Peltobractea nigrobracteata Rusby. A, flowering branch; B, 

 exterior of calyx with bracts, x 2 ; C, lateral view of bracts, x 3 ; D, stamen- 

 column and style, x 3; E, anther with thickened connective, x 10. 



