This glossary definition is part of the Purdue Arboretum learning resource database, providing educational information on campus flora, morphology, and botanical terminology.
Pseudobulb
A thickened above-ground modified stem of some orchids. This feature helps describe plant support, storage, water movement, or vegetative spread.
Did you know?
Orchid pseudobulbs store water and nutrients, helping the plant survive dry periods between rains.
The Purdue Arboretum is a collaboration between the Department of Horticulture and Landscape Architecture and Administrative Operations