Supply device (30, 130) of a device (10) for stripping leaves from tobacco plants P, where each plant is composed of a stem T that bears leaves F, whereby said leaf-stripping device (10) comprises at least one station (12) for supplying tobacco plants P, a discharging station (14), and means (16) for transferring said plants P from the supply station (12) to the discharging station (14) according to a direction S of work, whereby said transfer means (16) comprise means (23) for receiving plants P at the supply station (12), whereby said supply device (30, 130) is characterized in that it comprises means for depositing said tobacco plants P on the receiving means (23) of the leaf-stripping device (10), and wherein it comprises means for bringing the plants P whose leaves are to be stripped one after the other and in an automated manner to the supply station (12) of the leaf-stripping device.