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. 2013 Feb 12;1:e26. doi: 10.7717/peerj.26

Figure 5. Herminium monorchis, SEM anthetic flowers.

Figure 5

(A) Fully open flower. (B, C) Dissected gynostemia of open flowers. (D) Lateral view of open flower, showing spiral twisting of the ovary (resupination). (E) Surface of pollen massula, showing baculate-psilate sculpturing. (F) Surface of lower part of central lobe of open labellum, showing fine striations. (G) Surface of lateral sepal, showing stomata. (H) Teratological specimen in which one of the lateral sepals is fused with the labellum. (J) Detail of (H), showing boundary between fused labellum and sepal, with stomata (arrowed) on sepal region. Abbreviations: a = fertile anther, au = auricle, bur = bursicle, cl = carpel lobe, lab = labellum, lp = lateral petal, ls = lateral sepal, ms = median sepal, ov = ovary, ro = rostellum, se = spur entrance, sp = spur. Scales: A, D = 1 mm, B, C, F, G, J = 100 µm, E = 5 µm.