Synonyms
Veronica thellungiana (E.Lehm.) Dalla Torre & Sarnth.
Veronica agrestis subsp. didyma Bonnier & Layens
Veronica nitidula Rchb. ex Walp.
Veronica didyma f. pusilla Bolzon
Veronica didyma Ten.
Veronica restrictior P.Fourn.
Veronica didyma var. thellungiana (E.Lehm.) Druce
Veronica polita subsp. thellungiana E.Lehm.
Veronica colocensis Menyh.
Cardia didyma (Ten.) Dulac