⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record tro-35209444, and has not been changed.
 Ptychanthus mamillilobulus 
	is a synonym
 of Spruceanthus mamillilobulus
	Ptychanthus mamillilobulus 
	is a synonym
 of Spruceanthus mamillilobulus 
This name is a synonym of Spruceanthus mamillilobulus .
The record derives from Tropicos which reports it as a synonym (record 35209444) with original publication details: Symb. Sin. 5: 44 44 1930.