pseudobulb

pseudo- +‎ bulb

pseudobulb (plural pseudobulbs)

1. A storage organ in orchids, derived from the part of a stem between two leaf nodes.
   • 2007 February 8, Leslie Land, “Garden Q.&A.”, in New York Times‎:

     Remove only dead flowers, not the living bloom stalk, which is actually a pseudobulb commonly called a cane.

• pseudobulbous