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Fig. 2. A–F, Columns of species of the subtribe Maxillariinae with Type 1 pollinarium: A, Bifrenaria tyrianthina; B and C, Maxillaria desvauxiana; D, M. violaceopunctata; E, M. cerifera; F, M. friedrichstahlii (only the pollinarium). G–I, Columns of species of the subtribe Maxillariinae with Type 2 pollinarium: G, Trigonidium obtusum; H, M. marginata; I, M. porphyrostele. Tg, tegula; Vs, viscidium.
