The Plant List — A working list for all plant species

⚠ Version 1 of The Plant List has been superseded.

This name is in version 1.1 of The Plant List, record kew-240565, with some changes.

H Dioscorea nigrescens R.Knuth is a synonym of Dioscorea collettii var. collettii

This name is a synonym of Dioscorea collettii var. collettii .

The record derives from WCSP which reports it as a synonym and as an illegitimate name (record 240565) with original publication details: Pflanzenr. IV, 43: 253 1924.

Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:318321-1.