PARIS - The Lions suffered their second defeat in the EPCR Challenge Cup.
The men from Johannesburg were beaten by Stade Francais in Paris.
It had looked promising for the Lions, who scored early and led 7-nil at half-time.
Ill discipline resulted in three second-half yellow cards for the visitors.
Stade Francais took advantage, scoring a try and four penalties.
The home side would take the honours 17-7.
The Lions are third in the EPCR Challenge Cup's Pool B, with one win and two defeats.