Oligolectic on Convolvulaceae (Ducke, 1900; Ferton, 1897; A. Müller, unpublished, based on 16 pollen samples from 14 different localities and on field observations).
Oligolectic on Convolvulaceae (Ducke, 1900; Ferton, 1897; A. Müller, unpublished, based on 16 pollen samples from 14 different localities and on field observations).
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