Spiders as potential pollinators of Spiraea tomentosa

Data collected in 2023, in the Lower Silesian Forests in Central Europe at three sites of S. tomentosa (1: 51.412458, 15.068569, 2: 51.385092, 15.136761 3: 51.378666, 15.230543). Quantitative data (number of spiders on S. tomentose inflorescences, number of pollen grains on spiders, spider species, spider mass and size). Photos showing pollen with quantum dots transferred by spiders to the stigmas of S. tomentosa. Videos showing the activity of spiders on the inflorescences of S. tomentosa.