Flowering Plants Visited
by Macropis steironematis


Macropis steironematis Robertson: Melittidae, Hymenoptera
(observations are from Robertson; this bee is an oligolege of Lysimachia spp., from which it collects both floral oil [cfo] and pollen [cp] for its larvae)

Apocynaceae: Apocynum cannabinum [plab sn fq] (Rb); Fabaceae: Melilotus alba sn fq (Rb); Primulaceae: Lysimachia ciliata cfo cp olg (Rb), Lysimachia lanceolata cfo cp fq olg (Rb), Lysimachia quadrifolia cfo cp fq olg (Rb); Rhamnaceae: Ceanothus americanus sn fq (Rb)


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