Campanula lusitanica lusitanica is opposed to Campanula lusitanica specularioides (see http://www.floraiberica.es/floraiberica/texto/pdfs/14_09_campanula.pdf)
Campanula lusitanica specularioides is currently treated as species Campanula specularioides. (iNat, POWO)
https://www.inaturalist.org/taxa/324238-Campanula-specularioides
Therefore Campanula lusitanica lusitanica doesn't have any point.