Kansas constitution
Article one: executive
Section 5

The governor may, on extraordinary occasions, call the legislature into special session by proclamation; and shall call the legislature into special session, upon petition signed by at least two-thirds of the members elected to each house. At every session of the legislature the governor shall communicate in writing information in reference to the condition of the state, and recommend such measures as he deems expedient. In case of disagreement between the two houses in respect of the time of adjournment, the governor may adjourn the legislature to such time as he deems proper, not beyond its next regular session.