⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record tro-50125171, with some changes.
 Polypodium rhizocaulon var. hirsutulum 
	is a synonym
 of Serpocaulon appressum
	Polypodium rhizocaulon var. hirsutulum 
	is a synonym
 of Serpocaulon appressum 
This name is a synonym of Serpocaulon appressum .
The record derives from Tropicos which reports it as a synonym (record 50125171) with original publication details: Repert. Spec. Nov. Regni Veg. 12: 473 473 1913.
Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:207510-2.