⚠ Version 1 of The Plant List has been superseded.
This name record (from Tropicos) is not included in version 1.1 of The Plant List. It is possible the same name is included from a different data source, to check this you can search for Hydrodea cryptantha in version 1.1 of The Plant List.
This name is a synonym of Mesembryanthemum cryptanthum .
The record derives from Tropicos which reports it as a synonym (record 100362256
) with original publication details: J. Bot. 66: 107 107 1928.
Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:362087-1
.