⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record tro-4000576, with some changes.
This name is a synonym of Mertensia arizonica var. umbratilis .
The record derives from Tropicos which reports it as a synonym (record 4000576
) with original publication details: Erythea 7(11): 118-119 118 1899.
Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:157876-2
.