⚠ Version 1 of The Plant List has been superseded.

This name is in version 1.1 of The Plant List, record kew-146289, with some changes.

Palicourea sonans Mart. is a synonym of Palicourea rigida subsp. hirtella (Müll.Arg.) Steyerm.

This name is a synonym of Palicourea rigida subsp. hirtella (Müll.Arg.) Steyerm..

The record derives from WCSP which reports it as a synonym (record 146289) with original publication details: Reise Bras. 2: 544 1828.

Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:759317-1.