nothing useful. — why does flowey attack “chara”?

why does flowey attack “chara”? (undertale spoilers) depending on how the game is played, flowey will mistake frisk for chara in the pacifist route or only ever recognise chara in the genocide route.

Undertale: Flowey Build a Villain Workshop

MY MAN IS RIGHT- (Sorry, I don't know the creator) : r/Undertale

Chara, Villains Wiki

nothing useful. — Chara Kills Flowey Without Your Permission

Chara Meets Other Ghosts : r/Undertale

Flowey, Wiki

Why does Asgore ( Or any character) even try to kill Frisk when they're aware that the player can just restart? : r/Undertale

I don't think Chara is a good person(Because Asriel said so), but not even a evil. What do you think? : r/Charadefensesquad

Chara, Glitchtale Wiki