schreef
INTA has 2 Betulas albas, Linneus and Flore de la France (Coste) which
seems wrong.
"sensu" in this case means "also".
"Ga" means France mainland in Europe, does not includ the island of
Corcega.

+ + +
Seems more likely that "sensu" in this case means "sensu" (= "as used by")
PvR