These cacti come from Brazil. There are only a few species in the genus. Once included into Pilosocereus and Cereus, in recent years have been put into Cipocereus.
Cipocereus crassisepalus (Buin.& Bred.) HU169 Brazil:
Minas Geraes near Diamantina 500-1000m.
Stem - two forms and buds
Cipocereus crassisepalus : Buds and two views of flower.
Copyright Bob Ressler, no reproduction without permission of the author.