Flowering Plants Visited
by Blera umbratilis


Blera umbratilis Williston: Syrphidae, Diptera
(observations are from Robertson)

Apiaceae: Heracleum maximum sn (Rb); Caprifoliaceae: Viburnum dentatum sn fq (Rb), Viburnum prunifolium sn (Rb); Cornaceae: Cornus florida sn (Rb); Lauraceae: Sassafras albidum sn fq (Rb); Rosaceae: Crataegus mollis sn (Rb), Prunus serotina [exfl sn] (Rb)


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