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Longitudinal sections of Passiflora spp. flowers. (a) a large insect- (bumblebee) pollinated flower (P. edulis); (b) a small insect- (wasp) pollinated flower (P. suberosa); (c) a hummingbird-pollinated flower (P. tulae); (d) a bat-pollinated flower (P. setacea). co: corona; an: androgynophore; li: limen; op: operculum. Bars: (a), (c), and (d): 1 cm; (b): 0.2 cm.
