A univoltine species, flying in France and Spain from June to August (Mavromoustakis
1939, material in coll. Schwarz and OLL; Kasparek, 2017). Benoist (1934) reports activity in Morocca in June
Müller
(1996) found in pollen grain counts of female scopal contents that Leguminosae are with
80.0 percent the preferred flowers, followed by Labiatae with 13.5 percent.