Veronica laxiflora Lej.
Revue de la flore des environs de Spa 4 (Lejeune 1824).
TYPE CITATION. — Belgium, Liege/Limburg?: “dans le bois taillis nommé Bois-Laihé, entre Verviers et Limbourg”.
NEOTYPE. — Designated by Verloove (2017), “ Belgium 622 […] distributed sub n. 2520 Rchb., Fl. Germ.”, BR[BR000001085682].
ISONEOTYPES. — Designated byVerloove (2017), HAL[HAL 0135733], HBG[HBG512095 *], P[P03975508 *, P 04051287 *].
ISONEOTYPES (designated here). — K[K000806810!*], MPU!,TUB!
Nomenclatural note. Veronica laxiflora is mostly considered a hybrid of V. spicata and V. longifolia . Verloove (2017) analysed the specimens and synonymized it with V. longifolia . The same reasoning as for V. alternifolia applies.