⚠ Version 1 of The Plant List has been superseded.

This name is in version 1.1 of The Plant List, record tro-26614615, with some changes.

Hymenophyllum nigrescens var. gracile Rosenst. is a synonym of Hymenophyllum axillare Sw.

This name is a synonym of Hymenophyllum axillare Sw..

The record derives from Tropicos which reports it as a synonym (record 26614615) with original publication details: Meded. Rijks-Herb. 19: 4 4 1913.

Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:125821-2.