1963! BOTANY OF THE GUAYANA HIGHLANDS PART V 197 



Fig. 71. Dendrosipanea revoluta. a, corolla and calyx, X 3. b, corolla, spread open, show- 

 ing all but lowest portion of corolla-tube, X 2.5. c, vertical section, ovary and calyx, X 5. d, 

 capsule, splitting septicidally, with attached calyx lobes, X 4.5. e, stamen in ventral and dorsal 

 views, X 10. f, capsule, splitting septicidally, with portion of attached calyx-lobes, X 4.5. g, 

 variations of stipules, X 2. h, surface ornamentation of testa of seed, highly magnified. 1, seed, 

 viewed from various positions, X 11.5. 



