**Category:** Genetics  
**Subtype:** Polyploidy and Hybridization  
**Problem Description:** This problem involves understanding the chromosome numbers of different plant species and determining which statement about their genetic relationships and chromosome counts is incorrect. 

- **Species A:** 2n = 26  
- **Species B:** 2n = 30  
- **Species C:** 2n = 40  
- **Species D:** Hybrid of A and B (diploid)  
- **Species E:** Hybrid of B and C (diploid)  

The problem asks to identify the false statement among the provided options regarding the formation and chromosome counts of species D and E.