This name is a synonym of Isatis costata C.A.Mey..
The record derives from Tropicos
(data supplied on 2012-04-18)
which reports it as a synonym (record 4102169).
⥇ A cross-taxon basionym link was ignored while processing this record,
see Isatis lasiocarpa Ledeb..
This name was in version 1 of The Plant List, record tro-4102169, and has not been changed.