As this is a cleptoparasitic species, all flower visits will be for nectar only.
Celary (1990) lists Anchusa officinalis and Echium vulgare (Boraginaceae) as nectar sources in Poland. This information is repeated in Westrch (2018).
As this is a cleptoparasitic species, all flower visits will be for nectar only.
Celary (1990) lists Anchusa officinalis and Echium vulgare (Boraginaceae) as nectar sources in Poland. This information is repeated in Westrch (2018).
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