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Labellar micromorphology of Scuticaria (A–F). Adaxial labellar surface (A–D) of S. hadwenii (accession no. K73914) showing uniseriate, unbranched, multicellular trichomes (A, C, D) and short, conical papillae (B). Unicellular, trichome-like papillae (E and F) of S. mooreana (syn. S. salesiana Dressler; accession no. K26282). Scale bars = 800, 80, 300, 90, 300 and 80 µm, respectively.
