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Floral morphological diversity of Vriesea species evidencing hummingbird (A–F) and bat (G–L) pollination syndromes. (A) Vriesea simplex, (B) V. duvaliana, (C) V. ensiformis var. bicolor, (D) V. cacuminis, (E) V. gracilior, (F) V. procera, (G) V. pseudatra, (H) V. sazimae, (I) V. unilateralis, (J) V. crassa, (K) V. sincorana, (L) V. longiscapa. Photos: B. Neves, F. P. Uribbe, R. L. Moura, A. F. Costa, T. Wendt, R. Sadala and Bromeliário imperialis via Bromeliad Photo Index.
