Jaya has been hospitalised since September 22, is interacting and progressing gradually.
The fate of Mohana Rao was not immediately known.
The governor enquired "about the general administration of the affairs of the government," a Raj Bhavan release said.
In private, AIADMK spokespersons say that the raid on Chief Secretary P Ramamohana Rao might be aimed at weakening the AIADMK, and demotivating the party from selecting/electing Jayalalithaa's confidante, Sasikala Natarajan, as her successor -- first as party head then possibly in the government, says N Sathiya Moorthy.
In Chennai, rains are expected to start early Thursday morning and intensify gradually. Government schools in the city have been shut down for the next two days
The threat to Sasikala won't come from the Tamil Nadu chief minister or New Delhi, but from her 20-plus kin, reports R Rajagopalan.
Jayalalithaa, recuperating at a corporate hospital in Chennai, said she could not attend the meeting as she was hospitalised.