Simplify the following text for a Grade 9 native English-speaking person.
Original: Some plant storage organs that are similar to bulbs , but have different names are , tubers , corms ( swollen stems ) , tuberous roots , and pseudobulbs .
Simplified: Other types of storage organs ( such as corms , rhizomes , and tubers ) are sometimes erroneously referred to as bulbs . The correct term for plants that form underground storage organs , including bulbs as well as tubers and corms , is geophyte .