It was to start around 10 am but got delayed by three hours as the party's core group chalked out its strategy ahead of the CLP meeting, Congress sources said.
The governor had turned down three earlier proposals, saying if the government wanted the assembly summoned at a short notice it should state that it planned to hold a vote of confidence. Or, it should give 21 days' notice to call and assembly session, Mishra had said.
Gehlot is caught in a tussle for power with his now-sacked deputy Sachin Pilot, who leads a group of 18 other dissident Congress MLAs.
On July 12, Pilot declared open rebellion against Gehlot by claiming that his government was in a minority and he has the support of 30 Congress MLAs.
And on July 13, Congress legislators and supporters were huddled into the hotel. They have been camping there since then.