Yes, just think of the pseudobulb as the "stem" of the orchid. Some orchids have pseudobulbs (probably most?) and it is a way for the plant to retain water during dry spells. Kind of like the humps on a camel.
drdawg (Dr. Kenneth Ramsey)
The reason it's so hard to lose weight when you get up in age is because your body and your fat have become good friends.