This plant was collected in a field South-Central Europe. Assume the height of the photo is 20cm. These are all small herbaceous plants.
The ball next to it is the root. It has small bag-like accessories on it.
This appears to be Corydalis yanhusuo. A flower would confirm. not native to the area it was collected, but as a commercialized plant that is not unusual. Compounds from the plant are used in medicine. Flower color ranges.