After back-to-back victories over Juventus and Inter, Fiorentina Women were unable to make it three when the traveled to Roma on Saturday.
Two first-half goals secured the points for the reigning champions, who now move six points ahead.
The Viola will resume the hunt for a Champions League spot after the international break when they visit AC Milan.
Roma 2-0 Fiorentina (HT 2-0)
Scorers: Pandini 6, Minami 42.
AS ROMA: Ceasar, Minami, Di Guglielmo, Giacinti (Corelli 78), Giuliano (C) (Troelsgaard 83), Haavi (Glionna 83), Pilgrim (Pante 63), Pandini, Kuhl, Thogersen, Linari.
Subs not used: Merolla, Mazzocchi, Aigbogun, Dragoni, Shukurat, Cissoko, Ventriglia, Kim.
Coach: Alessandro Spugna.
ACF FIORENTINA: Fiskerstrand, Ballisager, Filangeri, Faerge, Curmark (Della Peruta 68), Severini, Snerle (Pastrenge 82), Bredgaard (Erzen 46), Boquete (C), Janogy, Bonfantini.
Subs not used: Durante, Zuluri, Georgieva, Mailia, Cherubini, Arpegaro, Ciabini, Lombardi, Baccaro.
Coach: Sebastian De La Fuente.