Noun
A white robe with a purple border, worn by a Roman boy before he was entitled to wear the toga virilis, or until about the completion of his fourteenth year, and by girls until their marriage. It was also worn by magistrates and priests.
Source: Webster's dictionaryA consul was escorted by twelve lictors, owned imperium and wore the toga praetexta. Source: Internet
Due to their unique power of sacrosanctity, the Tribune had no need for lictors for protection and owned no imperium, nor could they wear the toga praetexta. Source: Internet
This office, like the Tribune, did not own imperium, was not escorted by lictors, and could not wear the toga praetexta. Source: Internet