“I was wearing trousers and a blouse and the 10 girls who were lashed were wearing like me, there was no difference,” [Lubna Ahmed al-Hussein] told the BBC’s Arabic service.
Ms Hussein said some women pleaded guilty to “get it over with” but others, including herself, chose to speak to their lawyers and are awaiting their fates.
Under Sharia law in Khartoum, the normal punishment for “indecent” dressing is 40 lashes.
Ms Hussein is a well-known reporter who writes a weekly column called Men Talk for Sudanese papers. She also works for the United Nations Mission in Sudan.