ラムソン
Habitat: coniferous and deciduous woodland, unimproved grassland, along hedgerows in farmland and at roadsides. Scrub and carr. Flowers visited include yellow composites, Ranunculaceae, white umbellifers, "Allium ursinum", "Anemone nemorosa", "Fragaria", "Potentilla erecta", "Primula", "Prunus spinosa" and "Salix".