It is a weed if you do not want it in your garden. In England, the Spanish bluebell is invasive and will hybridize with the English bluebell. The native bluebell has a sweet scent and a narrower leaf than the Spanish.
cloigín gorm (Bluebell) - Literal translation of bell and blue - in use for circa 50 yrs coinnle corra (Bluebell) - Original & correct name. Still also in use. Literal Translation: Stem [coinnle] Bent [corra] méaracán gorm (harebell / Scottish Bluebell)
Mertensia virginica is the Latin (or scientific) name for the Virginia Bluebell flower. Hyacinthoides non-scripta is the Latin name for the Common Bluebell flower. Campanula rotundifolia is the Latin name for the Bluebell Bellflower.
The Royal Bluebell looks like a pale purple flower, but does not, unlike its name infers, looks like a bluebell. It really looks like a weed! this is coming from a high school kid who knows what they are talking about.