- Medium-large sized solitary species (9-13mm)
- Abdomen with black, yellow and red stripes
- Can be confused with N. panzeri, N. ruficornis
Associated with woodlands but found in a other habitats where Willow is present (e.g. coastal sites with Salix repens) along with its host Andrena clarkella.
Cleptoparasite. Breeds in nests of Andrena clarkella, A. apicata
Feeds mainly on Willow, but also visits Dandelion, Blaeberry
Records submitted to Data Centre in 2023
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Conservation status: FitzPatrick Ú., Murray T.E., Byrne A., Paxton R.J., Brown M.J.F. (2006) Regional Red List of Irish Bees, Publ. Rep. to National Parks and Wildlife Service (Ireland) and Environment and Heritage Service (N. Ireland). http://www.npws.ie/publications/red-lists
Flowers visited & World distribution: Westrich, P. (1989) Die Wildbienen Baden-Württembergs. Eugen Ulmer, Stuttgart, Germany.